The invention relates to a process for treating an alcoholic feedstock, comprising: a) a stage of preheating of said alcoholic feedstock to a temperature of between 70° C. and 200° C.; b) a stage of pretreatment on an acidic solid, operating at a temperature of between 70° C. and 200° C., to produce a pretreated alcoholic feedstock; c) a stage of partial vaporization to produce a vaporized stream and a liquid stream; and d) a stage of purification of the liquid stream resulting from stage c), to give a stream rich in water, a stream rich in monoalcohol and a stream rich in impurities.
A process for dehydrating an ethanol feedstock to give ethylene, includes:
a) a vaporization stage;
b) a heating stage;
c) a dehydration stage in a multitubular reactor comprising tubes having a length of between 2 and 4 m, said tubes comprising a, preferably zeolitic, dehydration catalyst, the feedstock having an inlet temperature of greater than 400° C. and less than 550° C. and an inlet pressure of between 0.8 and 1.8 MPa, the heat transfer fluid having an inlet temperature of greater than 430° C. and less than 550° C. and a mass flow rate such that the ratio of the mass flow rates of the heat transfer fluid relative to the feedstock is greater than or equal to 10;
d) separation into an effluent comprising ethylene and an aqueous effluent;
e) purification of the aqueous effluent and separation of a stream of purified water and a stream of unconverted ethanol.
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
B01J 19/24 - Stationary reactors without moving elements inside
3.
PROCESS FOR PREPARING PROPYLENE POLYMERS HAVING LONG CHAIN BRANCHES
CENTRE NATIONAL DE RECHERCHE SCIENTIFIQUE (France)
Inventor
Welle, Alexandre
Carpentier, Jean-François
Kirillov, Evgueni
Piola, Lorenzo
Santoro, Orlando
Abstract
The present invention relates to a process for the preparation of long chain branched propylene polymers via a polymerization of propylene, preferably under slurry or bulk conditions, in the presence of a catalyst system comprising a supported bridged metallocene catalyst and at least one alpha,omega-diene compound. The invention moreover relates to long chain branched propylene polymers obtained by the present process.
CENTRE NATIONAL DE RECHERCHE SCIENTIFIQUE (France)
Inventor
Welle, Alexandre
Carpentier, Jean-François
Kirillov, Evgueni
Piola, Lorenzo
Santoro, Orlando
Abstract
The present invention relates to a process for the preparation of long chain branched ethylene polymers via the polymerization, preferably slurry polymerisation, of ethylene in the presence of a catalyst system comprising a bridged metallocene catalyst which is optionally supported on an inert support, and at least one alkenyl-aluminum compound as activating agent. The invention moreover relates to long chain branched ethylene polymers obtained by the present process.
n being the number-average molecular weight.
The present invention also relates to articles comprising said polyethylene resin as well as process for preparing said resin.
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
6.
Method for separating non-linear olefins from an olefin feed by reactive distillation
The present invention relates to a process for treating, by reactive distillation, an olefinic feedstock comprising linear olefins containing n carbon atoms, and branched olefins, the branched olefins comprising tertiary branched olefins, for example a mixture of n-butenes and of tertiary branched olefins comprising isobutene, so as to produce an olefinic effluent with a mass content of tertiary branched olefin of less than or equal to 3% by weight and a heavy hydrocarbon effluent, said process comprising the feeding of a reactive distillation section with said olefinic feedstock and with an alcohol feedstock comprising a primary alcohol, said reactive distillation section comprising a column composed at least of an upper reflux zone into which is introduced said alcohol feedstock, comprising, for example, ethanol, an intermediate reaction zone comprising at least 6 reactive doublets, and a lower fractionation zone at the level of which said section is fed with said olefinic feedstock, said reactive distillation section being operated at a relative pressure of between 0.3 and 0.5 MPa, a column head temperature of between 40° C. and 60° C., with a reflux ratio of between 1.8 and 2.2.
C07C 7/04 - Purification, separation or stabilisation of hydrocarbonsUse of additives by distillation
C07C 7/148 - Purification, separation or stabilisation of hydrocarbonsUse of additives by treatment giving rise to a chemical modification of at least one compound
B01D 3/00 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
7.
PROCESS FOR PRODUCING SKIN/FOAM/SKIN STRUCTURE WITH HIGH SURFACE FINISH
outerouterouterouterintermediatedecompintermediateintermediateintermediatedecompinnerinnerdecompinnerouterouterouterouterpowderpellet powderpelletpowderpelletdecomppowderdecomppelletdecompintermediatepowderintermediatedecomppelletintermediatedecompinnerdecompinnerinner, thereby foaming the intermediate layer and forming the inner skin layer, thereby obtaining said skin/foam/skin article. The present invention also encompasses a skin/foam/skin article obtained by a process according to the invention, as well as car part obtained by the process according to the invention.
B29C 44/04 - Shaping by internal pressure generated in the material, e.g. swelling or foaming for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
B29C 44/08 - Shaping by internal pressure generated in the material, e.g. swelling or foaming for articles of definite length, i.e. discrete articles using several expanding steps
B29C 41/06 - Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould about two or more axes
B29C 41/22 - Making multilayered or multicoloured articles
The present invention relates to a process for polymerising lactide into polylactic acid. The present invention also relates to reactor configuration for polymerising lactide into polylactic acid.
The invention describes a process to produce an injection-moulded conductive article from a composite material; comprising the steps of: a) providing at least 50 wt.% of a component A being a first polypropylene resin having a melt index MI2 ranging from 5 to 30 g/10 min; b) providing from 10 to 40 wt. % of a component B being a CP-PP masterbatch, the component B comprising a blend of at least 7.0 wt.% of carbon particles and a second polypropylene resin having an MI2 ranging from 60 to 300 g/10 min; c) providing metallic stearate by means of a polypropylene-basedmasterbatch comprising at least 2.5 wt.% of metallic stearate; d) dry blending the components to obtain a composite material comprising at least 0.7 wt.% of metallic stearate and from 2.0 wt.% to 8.0 wt.% of carbon particles; and e) forming a conductive article by injection moulding of said composite material.
The disclosure relates to a process for the purification of a hydrocarbon stream comprising the steps of (a) Providing a hydrocarbon stream having a diene value of at least 1.0, preferably at least 1.5 g I2/100 g as measured according to UOP 326 and a bromine number of at least 5 g Br2/ 100g as measured according to ASTM D1159 and containing pyrolysis plastic oil or alternatively providing a hydrocarbon stream containing only pyrolysis plastic oil; (b) Optionally putting in contact the hydrocarbon stream with a silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminium oxide, molecular sieves, alkaline oxide and/or porous supports containing lamellar double hydroxide modified or not and silica gel, or any mixture thereof to trap silicon and/or metals and/or phosphorous and/or halogenates (c) Heating the stream obtained at the step a) or b) at a temperature of at most 230°C, preferably at most 200°C, preferably at most 120°C, even more preferably at most 100°C followed by a mixing of the heated stream with a second diluent heated at a temperature of at least 300°C preferably at least 330°C (d) performing an hydroprocessing step at a temperature of at least 250°C in the presence of H2, (e) recovering a purified hydrocarbon stream.
C10G 1/10 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 65/12 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including cracking steps and other hydrotreatment steps
C10G 45/32 - Selective hydrogenation of the diolefin or acetylene compounds
C10G 45/44 - Hydrogenation of the aromatic hydrocarbons
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C10G 67/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including a sorption process as the refining step in the absence of hydrogen
C10G 21/00 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres
C10G 1/00 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
C10G 45/00 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
C10G 45/04 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used
C10G 45/08 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
C10G 45/10 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 45/40 - Selective hydrogenation of the diolefin or acetylene compounds characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 65/06 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only refining steps at least one step being a selective hydrogenation of the diolefins
C10G 67/04 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including solvent extraction as the refining step in the absence of hydrogen
C10G 67/14 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including at least two different refining steps in the absence of hydrogen
C10G 33/00 - De-watering or demulsification of hydrocarbon oils
C10G 31/08 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by treating with water
11.
PURIFICATION OF WASTE PLASTIC BASED OIL VIA A TWO STEPS HYDROTREATMENT
Process to produce olefins and aromatics via a purification of a hydrocarbon stream comprising the following steps: a) providing a hydrocarbon stream having a starting boiling point of at least 15°C, a diene value of at least 1.0 preferably at least 1.5 gI2/100 g as measured according to UOP 326 and a bromine number of at least 5 g Br2/ 100g as measured according to ASTM D1159 and containing at least 10 wt % of pyrolysis plastic oil or alternatively providing a hydrocarbon stream containing only pyrolysis plastic oil; and wherein preferably at least 10 wt. % of said hydrocarbon stream has a boiling point of at least 150°C based on the total weight of said hydrocarbon stream; c) Performing a first hydrotreating step at a temperature of at most 225°C preferably at most 200°C; e) performing a second hydrotreating step at a temperature of at least 200°C, f) recovering a purified hydrocarbon stream wherein at least a part of this purified hydrocarbon stream is sent to a steam cracker to produce olefins, such as ethylene and propylene, and aromatics.
C10G 45/00 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 1/10 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
C10G 65/12 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including cracking steps and other hydrotreatment steps
C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres
C10G 45/32 - Selective hydrogenation of the diolefin or acetylene compounds
C10G 45/44 - Hydrogenation of the aromatic hydrocarbons
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C10G 21/00 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
12.
WASTE PLASTIC BASED OIL UPGRADING INTO HIGH VALUE CHEMICALS VIA DIRECT CATALYTIC CRACKING
The disclosure relates to a process to produce olefins from a hydrocarbon stream comprising pyrolysis plastic oil comprising the following steps: (a) Providing a hydrocarbon stream containing at least 10 wt % of pyrolysis plastic oil preferably 25 wt %, even more preferably 50 wt %, even more preferably 75 wt % the other part of said hydrocarbon stream being a first diluent or alternatively providing a hydrocarbon stream containing only pyrolysis plastic oil; (b) Optionally putting in contact the effluent obtained at the step a) with silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminium oxide, molecular sieves, alkaline oxide and/or porous supports containing lamellar double hydroxide modified or not and silica gel, or any mixture thereof to trap silicon and/or metals and/or phosphorous and/or halogenates, and/or water trap; (c) performing a selective hydrogenation step at a temperature ranging from 25 225°C, preferably 200°C, a LHSV ranging from 1 to 10 h-1, a pressure ranging from 5 to 90 barg so that the effluent obtained at the exit of said selective hydrogenation step has preferably a diene value of at most 2.0 gI2/100 g even preferably at most 0.5 gI2/100 g as measured according to UOP 326; (d) contacting the stream obtained at the step c), being preferably diluted with a second diluent, with a cracking catalyst being a 10 MR and/or 12 MR molecular sieve at a temperature ranging from 450°C to 650°C, a total pressure ranging from 0.5 to 10 barg and/or with an hydrogen partial pressure ranging from 0 to 7.5 barg to crack the olefins and/or paraffins of said pyrolysis plastic oil into olefins having 2 to 4 carbon atoms (e) separating from the effluents obtained at the step d) a first stream containing olefins and saturated hydrocarbons having at most 3 carbon atoms, and a second stream containing hydrocarbons having 4 or more carbon atoms (f) recovering from said first stream the ethylene and propylene.
C10G 1/10 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 65/12 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including cracking steps and other hydrotreatment steps
C10G 45/32 - Selective hydrogenation of the diolefin or acetylene compounds
C10G 45/44 - Hydrogenation of the aromatic hydrocarbons
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C10G 67/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including a sorption process as the refining step in the absence of hydrogen
C10G 21/00 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres
C10G 1/00 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
C10G 45/08 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
C10G 45/10 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 45/40 - Selective hydrogenation of the diolefin or acetylene compounds characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 65/06 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only refining steps at least one step being a selective hydrogenation of the diolefins
C10G 67/04 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including solvent extraction as the refining step in the absence of hydrogen
C10G 67/14 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including at least two different refining steps in the absence of hydrogen
C10G 33/00 - De-watering or demulsification of hydrocarbon oils
C10G 31/08 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by treating with water
C10G 11/18 - Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised bed" technique
13.
PURIFICATION OF WASTE PLASTIC BASED OIL WITH A FIRST TRAP AND A FIRST HYDROTREATMENT AND A SECOND TRAP AND A SECOND HYDROTREATMENT
Process for the purification of a hydrocarbon stream comprising the following steps: a) Providing a hydrocarbon stream having a diene value of at least 1.0, preferably at least 1.5 gl2/100 g as measured according to UOP 326 and a bromine number of at least 5 g Br2/ 100g as measured according to ASTM D1159 and containing at least 10 wt % of pyrolysis plastic oil or alternatively providing a hydrocarbon stream containing only pyrolysis plastic oil; b) putting in contact the effluent obtained at the previous step with a silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminium oxide, molecular sieves, alkaline oxide and/or porous supports containing lamellar double hydroxide modified or not and silica gel, or any mixture thereof to trap silicon and/or metals and/or phosphorous and/or halogenates; c) performing a first hydrotreating step at a temperature of at most 225°C preferably at most 200°C; d) putting in contact the effluent obtained at the previous step with silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminium oxide, molecular sieves, alkaline oxide and/or porous supports containing lamellar double hydroxide modified or not and silica gel, or any mixture thereof to trap silicon and/or metals and/or phosphorous and/or halogenates; e) performing a second hydrotreating step at a temperature of at least 200°C; f) recovering a purified hydrocarbon stream.
C10G 1/10 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 65/12 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including cracking steps and other hydrotreatment steps
C10G 45/32 - Selective hydrogenation of the diolefin or acetylene compounds
C10G 45/44 - Hydrogenation of the aromatic hydrocarbons
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C10G 67/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including a sorption process as the refining step in the absence of hydrogen
C10G 21/00 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres
C10G 1/00 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal
C10G 45/08 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
C10G 45/10 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 45/40 - Selective hydrogenation of the diolefin or acetylene compounds characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 65/06 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only refining steps at least one step being a selective hydrogenation of the diolefins
C10G 67/04 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including solvent extraction as the refining step in the absence of hydrogen
C10G 67/14 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only including at least two different refining steps in the absence of hydrogen
C10G 1/04 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by extraction
C10G 33/00 - De-watering or demulsification of hydrocarbon oils
C10G 31/08 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by treating with water
C10G 11/18 - Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised bed" technique
14.
PURIFICATION OF WASTE PLASTIC BASED OIL VIA FIRST A TRAP AND SECOND VIA AN HYDROTREATMENT
Process for the purification of a hydrocarbon stream comprising the following steps: a) Providing a hydrocarbon stream having a diene value of at most 1.5 gl2/100 g, preferably at most 1.0, preferably, even more preferably at most 0.5 gl2/100 g as measured according to UOP 326 and a bromine number of at least 5 g Br2/ 100g as measured according to ASTM D1159 and containing at least 10 wt % of pyrolysis plastic oil or alternatively providing a hydrocarbon stream containing only pyrolysis plastic oil; d) putting in contact the effluent obtained at the step a) with silica gel, clays, alkaline or alkaline earth metal oxide, iron oxide, ion exchange resins, active carbon, active aluminium oxide, molecular sieves, alkaline oxide and/or porous supports containing lamellar double hydroxide modified or not and silica gel, or any mixture thereof to trap silicon and/or metals and/or phosphorous and/or halogenates, preferably able to trap organic silicon; e) performing a second hydrotreating step at a temperature of at least 200°C; f) recovering a purified hydrocarbon stream characterized in that said second hydrotreating step is performed over at least one catalyst that presents both (i) an hydrotreating function, namely at least one metal of group VIB as for example Mo, W in combination or not with a promoter selected from at least one metal of group VIII and/or VIIIB as for example Ni and/or Co, and/or mixture thereof, preferably these metals being used in sulfided form and (ii) a trap function, namely said catalyst presents a BET surface area ranging from 150 m2/g to 400 m2/g.
C10G 45/00 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 1/10 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal from rubber or rubber waste
C10G 65/12 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including cracking steps and other hydrotreatment steps
C10B 53/07 - Destructive distillation, specially adapted for particular solid raw materials or solid raw materials in special form of synthetic polymeric materials, e.g. tyres
C10G 45/32 - Selective hydrogenation of the diolefin or acetylene compounds
C10G 45/44 - Hydrogenation of the aromatic hydrocarbons
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C10G 21/00 - Refining of hydrocarbon oils, in the absence of hydrogen, by extraction with selective solvents
15.
Renewable diesel fuel production in retrofitted fossil petroleum refinery to produce biofuel and bio-feedstock for steam crackers
wherein said feedstock of said first reactor is diluted in order to limit the temperature increase within said first reactor; and wherein before entering the first reactor said dilution is performed with a weight ratio diluent:feedstock being 1:1, and wherein said diluent comprises at least part of said paraffins obtained at step b).
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C11C 1/04 - Preparation of fatty acids from fats, fatty oils, or waxesRefining the fatty acids from fats or fatty oils by hydrolysis
an optional activator; an optional support; and an optional co-catalyst.
The present invention also relates to a polymerization process using said composition. The invention further relates to olefin polymers at least partially catalyzed by said catalyst composition and articles comprising said olefin polymers.
C08F 4/76 - MetalsMetal hydridesMetallo-organic compoundsUse thereof as catalyst precursors selected from metals not provided for in group selected from refractory metals selected from titanium, zirconium, hafnium, vanadium, niobium, or tantalum
C08F 4/64 - Titanium, zirconium, hafnium, or compounds thereof
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
C08F 4/642 - Component covered by group with an organo-aluminium compound
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
The present invention relates to an injection-molded article, comprising at least one metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B, wherein the at least one metallocene-catalyzed polyethylene resin comprises:
3 as measured on pellets according to ISO 1183 at 23° C.; a melt index MI2 of at least 1.4 g/10 min to at most 2.5 g/10 min as measured on pellets according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg.
The present invention also relates to a process for preparing said injection-molded article, comprising the steps of a) providing at least one metallocene-catalyzed polyethylene resin as described herein; and b) injection-molding said polyethylene resin into an article.
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
The disclosure relates to a process to produce a composition of polyethylene comprising postconsumer resin for the production of caps and closures, comprising in the steps of providing from 20 wt.% to 85 wt.% of a component A being one or more polyethylene post-consumer resins having a melt index ranging from 0.8 to 3.0 g/10 min, and a density ranging from 0.940 to 0.965 g/cm3; providing a component B being a polyethylene resin having a melt index (MI2) ranging from 0.2 to 1.2 g/10 min, and a density ranging from 0.935 to 0.955 g/cm3; and a multimodal molecular weight distribution, wherein the component B is selected to have a melt index that is equal or inferior to the melt index (MI2) of the component A and to have a molecular weight distribution Mw/Mn which is at most 14.0 as determined by gel permeation chromatography; and blending the components to form a composition having a melt index ranging from 0.8 to 3.0 g/10 min; wherein the composition has an environmental stress crack resistance of at least 360 hours according to ASTM D1693-15 at 100% Igepal and 50 °C and a weight-average molecular weight Mw of at least 90,000 g/mol.
B65D 41/00 - Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge apertureProtective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
and in that the process also comprises a step of shaping, or of extruding, the crystalline aluminosilicate with a binder, wherein the binder is selected to comprise at least 85 wt % of silica as based on the total weight of the binder, and less than 1000 ppm by weight as based on the total weight of the binder of aluminium, gallium, boron, iron and/or chromium.
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
B01J 29/65 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
C01B 39/02 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereofDirect preparation thereofPreparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactantsAfter-treatment thereof
B01J 29/70 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of types characterised by their specific structure not provided for in groups
B01J 37/14 - Oxidising with gases containing free oxygen
The present invention provides a method for the treatment of polyolefin compositions, comprising the steps of melting said polyolefin composition and applying ultrasound to said molten polyolefin composition whereby fulfilling inequality (I): (formula (I))
an optional activator; an optional support; and an optional co-catalyst.
The present invention also relates to a polymerization process using said composition. The invention further relates to olefin polymers at least partially catalyzed by said catalyst composition and articles comprising said olefin polymers.
C08F 4/642 - Component covered by group with an organo-aluminium compound
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
22.
Method for dehydrating alcohols to obtain olefins, involving a step of catalyst selectivation
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
A method for isomerising dehydration in the presence of a specific catalyst, to produce at least one alkene, carried out on a feedstock containing a non-linear primary monoalcohol, where the catalyst includes a zeolite having a series of 8MR channels and a binder having certain pore volume, which catalyst is multilobe-shaped and has characteristics including certain average mesopore volume Vm, and mesopores having a certain diameter, an average certain macropore volume VM, the macropores having a certain diameter, and certain average micropore volume Vμ, the micropores having a certain diameter, and the catalyst has a certain exposed geometric area.
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
The present invention is related to an expandable vinyl aromatic polymer composition comprising: - from 0.5 to 15 parts by weight of dispersed athermanous particles selected from the group consisting of coke, carbon black, graphite and combinations of them, having a volume median particle diameter (D50) comprised between 0.5 and 35 µm, as obtained from laser light scattering measurements according to ISO 13320 using MEK as solvent for vinyl aromatic polymers; - from 2 to 10 parts by weight of blowing agent; - from 0.2 to 5 parts by weight of halogenated flame retardant; and - from 0.02 to 5 parts by weight of zinc-modified hydrotalcite; per 100 parts of vinyl aromatic polymer.
C08J 9/00 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof
C08J 9/14 - Working-up of macromolecular substances to porous or cellular articles or materialsAfter-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
C08L 53/02 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers of vinyl aromatic monomers and conjugated dienes
25.
PROCESS FOR PRODUCING VINYL AROMATIC (CO)POLYMER INCORPORATING POST-CONSUMER AND/OR POST-INDUSTRIAL RECYCLED POLYSTYRENE
1-xx22]x+3x/222O, wherein: 0 < x ≤0.5, and m is a positive number. The present invention is also related to expandable and extruded expanded vinyl aromatic (co)polymer compositions obtained from vinyl aromatic (co)polymers comprising post-consumer and/or post-industrial vinyl aromatic (co)polymer and to a process for the production of said expandable and extruded expanded vinyl aromatic (co)polymer compositions.
C08F 257/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group on to polymers of styrene or alkyl-substituted styrenes
B29B 17/02 - Separating plastics from other materials
C08J 11/04 - Recovery or working-up of waste materials of polymers
n being the number-average molecular weight; and wherein said polyethylene fraction A has a high load melt index (HLMI), as measured according to ISO 1133:1997 condition G at 190° C. and under a load of 21.6 kg, of at least 10.5 and a melt index (MI2) of at least 0.5 g/10 min to at most 1.5 g/10 min as measured according to ISO 1133, condition D, at 190° C. and under a load of 2.16 kg. The invention further relates to a process for preparing said polyethylene resin, to a cap or closure comprising said polyethylene, and to a process for producing such a cap or closure.
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
C08L 23/02 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers not modified by chemical after-treatment
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 7/13 - Purification, separation or stabilisation of hydrocarbonsUse of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
The invention relates to a polypropylene composition comprising: (A) a first polypropylene which is a metallocene-catalyzed homopolymer, or a metallocene- catalyzed random copolymer of propylene and of a co-monomer having at most 0.5 % by weight of co-monomer content, relative to the total weight of the random copolymer, as determined by 13C NMR analysis; and (B) a second polypropylene which is a metallocene-catalyzed random copolymer of propylene and of a co-monomer; wherein said polypropylene composition is as defined in claim 1. The present invention also relates to a process for the preparation of said polypropylene composition. The present invention also relates to an article comprising said polypropylene composition.
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
wherein the composite material further comprises from 0.10 to 0.48 wt % of polyethylene glycol as based on the total weight of the composite material, and in that said polyethylene glycol is selected to have a weight average molecular weight Mw of at most 20,000 g/mol. The invention also relates to a process to produce such conductive article as well as to the use of polyethylene glycol such a conductive article.
H01B 1/24 - Conductive material dispersed in non-conductive organic material the conductive material comprising carbon-silicon compounds, carbon, or silicon
C08L 23/00 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers
B29C 48/00 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired formApparatus therefor
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
B29C 49/00 - Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mouldApparatus therefor
C08J 3/22 - Compounding polymers with additives, e.g. colouring using masterbatch techniques
H01B 1/12 - Conductors or conductive bodies characterised by the conductive materialsSelection of materials as conductors mainly consisting of other non-metallic substances organic substances
H01B 13/00 - Apparatus or processes specially adapted for manufacturing conductors or cables
2/s at 40° C. as measured according to ISO 3104. The invention also relates to articles made from such composition and to the process to produce said composition and said articles.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers grafted on to rubbers
C08J 3/11 - Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in organic liquids from solid polymers
31.
POLYOLEFIN COMPOSITIONS AND PROCESS TO PRODUCE SUCH COMPOSITIONS BY THE ADDITION OF IONOMERS
The disclosure relates to a process to produce a polyolefin composition comprising a blend of polyethylene and polypropylene as component A and B, and a component C being one or more ionomers. The process comprises a step of melt-blending the components to form a polyolefin composition, wherein the content of component C ranges from 1 to 30 wt. % as based on the total weight of the polyolefin composition. The disclosure also relates to a polyolefin composition comprising the components A, B and C and to articles made from this composition.
The disclosure relates to a process to produce a polyolefin composition comprising a blend of polyethylene and polypropylene and to said polyolefin compositions. The process comprises the steps of: - providing a component A, wherein component A is one or more polyethylenes; - providing a component B, wherein component B is one or more polypropylenes; - providing a component C, wherein component C is one or more epoxy functionalized polymers; - providing a component H, wherein component H is one or more grafted and/or modified polyolefins selected from acid-grafted polyolefins and/or anhydride- modified polyolefins; wherein the polyolefin is selected from polyethylene and/or polypropylene; and wherein component H has an MI2 of at least 50 g/10 min as determined according to ISO 1133:1997 and; - melt-blending the said components to form a polyolefin composition.
The disclosure relates to a process to produce a polyolefin composition comprising a blend of polyethylene and polypropylene and to said polyolefin compositions. The process comprises the steps of: - providing from 10 to 90 wt.% of a component A, being one or more polyethylenes; - providing from 10 to 90 wt.% of a component B, being one or more polypropylenes; - providing a component H, wherein component H is one or more grafted and/or modified polyolefins selected from acid-grafted polyolefins and/or anhydride-modified polyolefins; wherein the polyolefin is selected from polyethylene and/or polypropylene; - melt-blending the components to form an intermediate polyolefin composition; - providing a component C, wherein component C is one or more coupling agents selected from one or more diol functionalized polymers and/or one or more metallic salts; - melt-blending the intermediate polyolefin composition with component C to form a polyolefin composition.
The present invention relates to a monovinylidene aromatic polymer composition, and a method of making such a composition. More in particular, the monovinylidene aromatic polymer composition comprises an elastomer, preferably a rubber-like elastomer.
Cleaning process to remove red oils deposits in an installation comprising fatty acid esters as cleaning agent and use of fatty acid esters as cleaning agent in such a process
The invention relates to a process for removing red oils deposits formed in an installation comprising the use of a cleaning agent comprising one or more fatty acid esters to dissolve the red oils deposit and to form a mixture comprising the cleaning agent and the dissolved red oils; and removing the mixture comprising the cleaning agent and the dissolved red oils.
B08B 3/04 - Cleaning involving contact with liquid
C10G 75/04 - Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon oils, in general by addition of antifouling agents
The invention concerns a method for treating an alcohol feedstock comprising: a) a step of preheating the alcohol feedstock to a temperature of between 70°C and 200°C; b) a step of pretreatment on an acidic solid, carried out at a temperature of between 70°C and 200°C, in order to produce a pretreated alcohol feedstock; c) a step of partial vaporisation in order to produce a vaporised stream and a liquid stream; and d) a step of purifying the liquid stream from step c), into a stream rich in water, a stream rich in mono-alcohol and a stream rich in impurities.
The present invention relates to an oxygen-scavenging composition comprising: - at least 1.0 % by weight of polybutadiene based on the total weight of the composition, wherein said polybutadiene has a number average molecular weight Mn of from 1000 to 10000 g/mol as determined by gel permeation chromatography (GPC) as described in the specification under the Determination methods; and - a polypropylene component. The present invention also relates to the use of an oxygen-scavenging composition according to the invention for the manufacture of an article.
The invention concerns a method for treating an alcohol feedstock comprising: a) a step of preheating the alcohol feedstock to a temperature of between 70°C and 200°C; b) a step of pretreatment on an acidic solid, carried out at a temperature of between 70°C and 200°C, in order to produce a pretreated alcohol feedstock; c) a step of partial vaporisation in order to produce a vaporised stream and a liquid stream; and d) a step of purifying the liquid stream from step c), into a stream rich in water, a stream rich in mono-alcohol and a stream rich in impurities.
The invention relates to a method for dehydrating an ethanol feedstock into ethylene, comprising: a) a vaporising step; b) a heating step; c) a dehydration step in a multitubular reactor comprising tubes of between 2 and 4 m in length, the tubes comprising a dehydration catalyst, preferably a zeolite catalyst, the feedstock having an inlet temperature greater than 400°C and less than 550°C and an inlet pressure of between 0.8 and 1.8 MPa, the heat-transfer fluid having an inlet temperature greater than 430°C and less than 550°C and a mass flow rate such that the ratio of the mass flow rate of the heat-transfer fluid to that of the feedstock is greater than or equal to 10; d) separation into an effluent comprising ethylene and an aqueous effluent; e) purification of the aqueous effluent and separation of a flow of purified water and a flow of unconverted ethanol.
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
The present invention relates to a fabric, such as a backing suitable for tufted carpets or artificial turf, comprising slit films, tapes or monofilaments, said slit film, tape or monofilament comprising at least 70% by weight of a metallocene-catalyzed polyethylene composition based on the total weight of the slit film, tape or monofilament. The metallocene-catalyzed polyethylene composition comprised in the slit film, tape or monofilament is a metallocene-catalyzed polyethylene composition comprises:
a) at least 45% by weight based on the total weight of the metallocene-catalyzed polyethylene composition of a metallocene-catalyzed polyethylene A, wherein said metallocene-catalyzed polyethylene A has a density of at most 0.918 g/cm3, and a melt index MI2 of at most 4.0 g/10 min; and
b) at least 25% by weight based on the total weight of the metallocene-catalyzed polyethylene composition of a metallocene-catalyzed polyethylene B, wherein said metallocene-catalyzed polyethylene B has a density which is higher than the density of said metallocene-catalyzed polyethylene A; and a melt index MI2 which is higher than the melt index MI2 said metallocene-catalyzed polyethylene A.
The present invention relates to a fabric, such as a backing suitable for tufted carpets or artificial turf, comprising slit films, tapes or monofilaments, said slit film, tape or monofilament comprising at least 70% by weight of a metallocene-catalyzed polyethylene composition based on the total weight of the slit film, tape or monofilament. The metallocene-catalyzed polyethylene composition comprised in the slit film, tape or monofilament is a metallocene-catalyzed polyethylene composition comprises:
a) at least 45% by weight based on the total weight of the metallocene-catalyzed polyethylene composition of a metallocene-catalyzed polyethylene A, wherein said metallocene-catalyzed polyethylene A has a density of at most 0.918 g/cm3, and a melt index MI2 of at most 4.0 g/10 min; and
b) at least 25% by weight based on the total weight of the metallocene-catalyzed polyethylene composition of a metallocene-catalyzed polyethylene B, wherein said metallocene-catalyzed polyethylene B has a density which is higher than the density of said metallocene-catalyzed polyethylene A; and a melt index MI2 which is higher than the melt index MI2 said metallocene-catalyzed polyethylene A.
The invention further relates to processes for manufacturing said fabric, such as processes for manufacturing a backing suitable for artificial turf, processes for manufacturing the slit film, tape or monofilament and to articles, e.g. a (woven) fabric, comprising said slit film, tape or monofilament obtained by said processes.
d1) determining from the power consumed by the agitator as a function of concentration, said set of one or more stable operating conditions for the synthesis of the polyolefin in the olefin polymerization reactor.
characterized in that step b) is carried out by bringing together said porous support and said organic compound under conditions of temperature, pressure and duration such that a fraction of said organic compound is transferred in the gaseous state to the porous support.
wnwn222(Ml22 )HLMIwww being the number-average molecular weight. The present invention also relates to articles comprising said polyethylene resin as well as process for preparing said resin.
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
The present invention relates to a catalyst composition comprising a modified crystalline aluminosilicate of the Framework Type FER having Si/Al framework molar/ratio greater than 20 characterized in that in said modified crystalline aluminosilicate the ratio between the strong acid sites and the weak acid sites, S/W, is lower than 1.0 and having the extra framework aluminum (EFAL) content lowered to less than 10 wt % preferably 5 wt % even more preferably less than 2 wt % measured by 27Al MAS NMR. The present invention further relates to a process for producing olefins from alcohols in presence of said catalyst composition.
B01J 29/65 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
B01J 29/66 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38 containing iron group metals, noble metals or copper
B01J 29/69 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
B01J 37/02 - Impregnation, coating or precipitation
C01B 39/02 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereofDirect preparation thereofPreparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactantsAfter-treatment thereof
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
B01J 29/70 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of types characterised by their specific structure not provided for in groups
C07C 5/27 - Rearrangement of carbon atoms in the hydrocarbon skeleton
Process for producing monovinylaromatic polymer incorporating post-consumer recycled polystyrene, monovinylaromatic polymer incorporating post-consumer recycled polystyrene and articles produced thereof
The invention relates to a process and an installation to produce a monovinylaromatic polymer (3) comprising post-consumer recycled polystyrene (PCR-PS) wherein the process comprises the steps of mixing the PCR-PS (5) and the monovinylaromatic monomer (7) within a dissolver (9) to dissolve the PCR-PS (5) in the monovinylaromatic monomer (7) so as to produce a polymerization mixture (13); and a step of filtering the polymerization mixture (13) that includes continuously redirecting at least a part of the stream of the filtered polymerization mixture (17) back to the dissolver (9) and mixing it with the polymerization mixture (13) so as to continuously reduce the content of insoluble material in the polymerization mixture (13) contained in the dissolver (9).
B29B 17/02 - Separating plastics from other materials
C08F 257/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of aromatic monomers as defined in group on to polymers of styrene or alkyl-substituted styrenes
C08J 11/04 - Recovery or working-up of waste materials of polymers
B29B 17/00 - Recovery of plastics or other constituents of waste material containing plastics
The present invention relates to a process for preparing a polyethylene product having a multimodal molecular weight distribution, said process comprising the steps of: (a) feeding ethylene monomer, a diluent, at least one metallocene catalyst, optionally hydrogen, and optionally one or more olefin co-monomers into a first slurry loop reactor; and polymerizing the ethylene monomer, and the optionally one or more olefin co-monomers, in the presence of said at least one metallocene catalyst, and optionally hydrogen, in said first slurry loop reactor thereby producing a first polyethylene fraction; (b) feeding the first polyethylene fraction to a second slurry loop reactor serially connected to the first slurry loop reactor, and in the second slurry loop reactor polymerizing ethylene, and optionally one or more olefin co-monomers, in the presence of the first polyethylene fraction, and optionally hydrogen, thereby producing a second polyethylene fraction; and (c) feeding the second polyethylene fraction to a gas phase reactor serially connected to the second slurry loop reactor, and in the gas phase reactor polymerizing ethylene, and optionally one or more olefin co-monomers, in the presence of the second polyethylene fraction, and optionally hydrogen, thereby producing the polyethylene product, wherein at least 25% by weight of the polyethylene product is prepared in the first slurry loop reactor.
Polyethylene (PE) and polypropylene (PP) multilayered structures are described. The multilayered structures can include at least one polyethylene layer and at least one polypropylene layer that is in direct contact with the polyethylene layer such that an interface is formed between the polyethylene and polypropylene layers. The polyethylene and/or the polypropylene used to form the layer have a narrow molecular weight distribution ranging from 2 to 4 and the polypropylene of the at least one polypropylene layer has a crystallization temperature that is equal or higher than the crystallization temperature of the polyethylene of the at least one polyethylene layer.
B32B 7/02 - Physical, chemical or physicochemical properties
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
PROCESS FOR HYDROTREATING A DIESEL FUEL FEEDSTOCK WITH A FEEDSTOCK OF NATURAL OCCURRING OIL(S), HYDROTREATING UNIT FOR THE IMPLEMENTATION OF THE SAID PROCESS, AND CORRESPONDING HYDROREFINING UNIT
The invention relates a process for the catalytic hydrotreating of a feedstock of petroleum origin of diesel fuel type introduced into a stationary bed hydrotreating unit upstream of a feedstock of natural occurring oil(s) characterized in that the feedstock of natural occurring oil(s) contains acyl-containing compounds having 10 to 24 carbons including fatty acid esters and free fatty acids and said feedstock of natural occurring oil(s) is submitted to a refining by a hydrodynamic cavitation before its introduction into the stationary bed processing.
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10G 45/08 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
C10G 45/10 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 67/02 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only
C10G 67/16 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural parallel stages only
49.
PROCESS FOR HYDROTREATING A DIESEL FUEL FEEDSTOCK WITH A FEEDSTOCK OF NATURAL OCCURRING OIL(S), HYDROTREATING UNIT FOR THE IMPLEMENTATION OF THE SAID PROCESS, AND CORRESPONDING HYDROREFINING UNIT
The invention relates a process for the catalytic hydrotreating of a feedstock of petroleum origin of diesel fuel type introduced into a stationary bed hydrotreating unit upstream of a feedstock of natural occurring oil(s) characterized in that the feedstock of natural occurring oil(s) contains acyl-containing compounds having 10 to 24 carbons including fatty acid esters and free fatty acids and said feedstock of natural occurring oil(s) is submitted to a refining by a hydrodynamic cavitation before its introduction into the stationary bed processing.
C10G 67/02 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural serial stages only
C10G 67/16 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one process for refining in the absence of hydrogen only plural parallel stages only
C10G 45/08 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing nickel or cobalt metal, or compounds thereof in combination with chromium, molybdenum, or tungsten metals, or compounds thereof
C10G 45/10 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbonsHydrofinishing characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
50.
HYDRODYNAMIC CAVITATION PROCESS TO PROTECT CATALYTIC PROCESSES USED TO DEOXYGENATE COMPLEX MIXTURES OF NATURAL OCCURRING FATS & OILS INTO OXYGEN-FREE HYDROCARBONS
The present invention relates to the production of high value bio- chemicals, in particular bio-paraffins, bio-LPG, bio-naphtha, bio-jet and bio-distillates in an integrated bio-refinery from complex mixtures of natural occurring fats & oils. The present invention discloses a process for the production of such bio- chemicals, from natural occurring oil (s) containing acyl-containing compounds having 10 to 24 carbons including fatty acid esters and free fatty acids, and other components including impurities. Natural occurring oil(s) is{are) refined before treatment in a hydroprocessing step. The refining used in the present invention includes a hydrodynamic cavitation to remove impurities which might deteriorate the subsequent hydroprocessing step.
C07C 51/00 - Preparation of carboxylic acids or their salts, halides, or anhydrides
C10G 1/06 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 31/06 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by heating, cooling, or pressure treatment
C10G 45/58 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour pointSelective hydrocracking of normal paraffins
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C11C 1/04 - Preparation of fatty acids from fats, fatty oils, or waxesRefining the fatty acids from fats or fatty oils by hydrolysis
C11C 3/12 - Fats, oils or fatty acids obtained by chemical modification of fats, oils or fatty acids, e.g. by ozonolysis by hydrogenation
51.
HYDRODYNAMIC CAVITATION PROCESS TO PROTECT CATALYTIC PROCESSES USED TO DEOXYGENATE COMPLEX MIXTURES OF NATURAL OCCURRING FATS & OILS INTO OXYGEN-FREE HYDROCARBONS
The present invention relates to the production of high value bio- chemicals, in particular bio-paraffins, bio-LPG, bio-naphtha, bio-jet and bio-distillates in an integrated bio-refinery from complex mixtures of natural occurring fats & oils. The present invention discloses a process for the production of such bio- chemicals, from natural occurring oil (s) containing acyl-containing compounds having 10 to 24 carbons including fatty acid esters and free fatty acids, and other components including impurities. Natural occurring oil(s) is{are) refined before treatment in a hydroprocessing step. The refining used in the present invention includes a hydrodynamic cavitation to remove impurities which might deteriorate the subsequent hydroprocessing step.
C11C 1/04 - Preparation of fatty acids from fats, fatty oils, or waxesRefining the fatty acids from fats or fatty oils by hydrolysis
C07C 51/00 - Preparation of carboxylic acids or their salts, halides, or anhydrides
C10G 45/58 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour pointSelective hydrocracking of normal paraffins
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C10G 31/06 - Refining of hydrocarbon oils, in the absence of hydrogen, by methods not otherwise provided for by heating, cooling, or pressure treatment
C10G 1/06 - Production of liquid hydrocarbon mixtures from oil shale, oil-sand, or non-melting solid carbonaceous or similar materials, e.g. wood, coal by destructive hydrogenation
52.
RENEWABLE DIESEL FUEL PRODUCTION IN RETROFITTED FOSSIL PETROLEUM REFINERY TO PRODUCE BIOFUEL AND BIO-FEEDSTOCK FOR STEAM CRACKERS
The present invention relates to a process for the conversion of a feedstock comprising at least 50 wt % related to the total weight of the feedstock of triglycerides, fatty acid esters and/or fatty acids having at least 10 carbon atoms into hydrogen, olefins, dienes, aromatics, gasoline, diesel fuel, jet fuel, naphtha and liquefied petroleum gas comprising : a) introducing of said feedstock in a first reactor to produce linear paraffins in presence of a hydrodesulfurization catalyst and hydrogen, b) separating the effluent of said first reactor in at least three parts to produce at least a first stream comprising part of said linear paraffins and at least a second stream comprising part of said linear paraffins, and at least a third stream comprising part of said linear paraffins c) sending said first stream to a steam cracker to produce hydrogen, olefins, dienes, aromatics and gasoline, diesel fuel being further fractionated; d) introducing said second stream into a second reactor in presence of a hydrocracking or hydroisomerization catalyst to produce a mixture comprising diesel fuel, jet fuel, naphtha and liquefied petroleum gas being further fractionated e) blending said third stream with the diesel fuel obtained at said step d) wherein said feedstock of said first reactor is diluted in order to limit the temperature increase within said first reactor; and wherein before entering the first reactor said dilution is performed with a weight ratio diluent : feedstock being 1:1, and wherein said diluent comprises at least part of said paraffins obtained at step b).
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
C10G 47/00 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10G 65/04 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only refining steps
C10G 65/12 - Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including cracking steps and other hydrotreatment steps
C10G 69/14 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural parallel stages only
53.
PROCESS TO PRODUCE POLYPROPYLENE-BASED COMPOSITION FROM POST-CONSUMER RESINS AND ARTICLES MADE OF SAID COMPOSITIONS
The invention is related to a process to produce a polypropylene-based composition comprising post-consumer resin (PCR) characterised in that it comprises the steps of providing a component A being a polypropylene post-consumer resin (PCR-PP) having an MI2 ranging from 7 to 70 g/10 min, wherein component A is a blend of recycled polypropylene and recycled polyethylene, wherein the content of the recycled polyethylene is ranging from 3 to 20 wt% relative to the total weight of component A; providing a component B being a polypropylene resin having an MI2 ranging from 0.1 to 10.0 g/10 min as determined according to ISO 1133 conditions M, at a temperature of 230 °C and under a load of 2.16 kg; and melt-blending the components to form a polypropylene-based composition wherein the content of component A in the polypropylene-based composition is ranging from 35 to 80 wt% as based on the total weight of the polypropylene-based composition. The invention is also related to the polypropylene-based composition obtained by said process and to the articles produced from said polypropylene-based composition.
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
C08L 23/10 - Homopolymers or copolymers of propene
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
B29K 23/00 - Use of polyalkenes as moulding material
55.
Single step lactide production process with recovering water by decantation
and wherein the step of recovering at least part of the water comprises a decantation step, preferably with the proviso that the step of recovering at least part of the water does not comprise an azeotropic distillation step.
The invention relates to a method for isomerising dehydration in the presence of a specific catalyst, to produce at least one alkene. The method is carried out on a feedstock comprising a non-linear primary monoalcohol, taken alone or in a mixture. The catalyst comprises at least one zeolite having at least one series of 8MR channels and comprises a binder, preferably a silicic binder, having a pore volume of between 0.5 and 0.9 ml/g. The catalyst is multilobe-shaped and has an average mesopore volume Vm centred at an approximate 20% around the value defined by the formula Vm = - 0.004Tz + 0.505, the mesopores having a diameter between 3.6 nm and 50 nm, an average macropore volume VM centred at an approximate 20% around the value defined by the formula VM = 0.0101Tz – 0.5375, the macropores having a diameter greater than 50 nm and less than 7000 nm, an average micropore volume Vμ centred at an approximate 20% around the value defined by the formula Vµ = 0.0014Tz – 0.0006, the micropores having a diameter of less than 2 nm, in the formulas, Tz being the weight content of zeolite in the catalyst, expressed in %wt, and the pore volumes being expressed in ml/g. The catalyst has an exposed geometric area of 2700 to 11000 m2/m3 of catalyst bed volume.
B01J 29/65 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
B01J 29/70 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of types characterised by their specific structure not provided for in groups
B01J 35/10 - Solids characterised by their surface properties or porosity
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 17/358 - Preparation of halogenated hydrocarbons by reactions not affecting the number of carbon or halogen atoms in the molecules by isomerisation
B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts
mcmelt onsetmelt startmm) of the polypropylene, as determined using differential scanning calorimetry as described in the specification under the Determination methods; and wherein the polypropylene is a polypropylene random copolymer comprising at most 8.0 % by weight of comonomer content, relative to the total weight of the polypropylene random copolymer, as determined by 13C-NMR analysis. The present invention also relates to a process for preparing said 3D printed article and to the use of said 3D printed article.
C08L 23/10 - Homopolymers or copolymers of propene
B29C 64/00 - Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
58.
Method for the isomerizing dehydration of a non-linear primary alcohol feedstock in the presence of water injection and a catalyst comprising a FER or MFS zeolite
C07C 1/22 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by reduction
C07C 5/27 - Rearrangement of carbon atoms in the hydrocarbon skeleton
B01J 29/65 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
The invention relates to Process of catalytic conversion by hydrocracking of paraffinic and naphthenic hydrocarbons from a naphtha feedstock to propane, the process comprising the steps of providing a naphtha feedstock containing one or more paraffin comprising 4 to 10 carbon atoms and no olefins; and contacting said naphtha feedstock with a catalyst composition in the presence of hydrogen in a reaction zone under hydrocracking conditions; wherein the catalyst composition consists of one or more zeolite catalysts comprising acid 10- membered ring channels containing no added metals.
C07C 5/32 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
The invention relates to a process of catalytic conversion by dehydro steam cracking of paraffinic and naphthenic hydrocarbons from a naphtha feedstock to propylene in presence of steam, comprising the following steps: a. providing a naphtha feedstock (1) containing one or more paraffins and/or naphthene's comprising 4 to 10 carbons atoms; b. contacting (3) said naphtha feedstock (1) with a catalyst composition in the presence of steam in a reaction zone under dehydro steam cracking conditions at a temperature of at most 650°C, resulting in the production of an effluent (5); c. recovering the effluent of step b) and separating (7) it into a converted fraction (9) and an unconverted fraction (11), wherein the unconverted fraction (11) comprises propane and one or more paraffins comprising 4 to 10 carbons atoms; and d. submitting the unconverted fraction (11) to a steam cracking step; wherein the catalyst composition comprises one or more acid zeolite catalysts comprising at least one 10-membered ring channels, and one or more soft dehydrogenation elements containing basic compounds selected from rare-earth or alkaline earth metals oxide, salts or hydroxide.
C10G 51/04 - Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more cracking processes only plural serial stages only including only thermal and catalytic cracking steps
C10G 9/36 - Thermal non-catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert preheated fluids, e.g. with molten metals or salts with heated gases or vapours
C10G 11/20 - Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils by direct contact with inert heated gases or vapours
61.
SELECTIVE CONVERSION OF PARAFFINIC NAPHTHA TO PROPYLENE IN THE PRESENCE OF HYDROGEN
The invention relates to a process of catalytic conversion by hydrocracking of paraffinic and naphthenic hydrocarbons from a naphtha feedstock (1) to propylene, the process comprising the steps of providing a naphtha feedstock (1) containing one or more paraffins comprising 4 to 10 carbon atoms; and contacting said naphtha feedstock (1) with a catalyst composition in the presence of hydrogen in a reaction zone under hydrocracking conditions; wherein the catalyst composition consists of one or more zeolite catalysts comprising acid 10-membered ring channels.
C07C 5/32 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
C10G 69/06 - Treatment of hydrocarbon oils by at least one hydrotreatment process and at least one other conversion process plural serial stages only including at least one step of thermal cracking in the absence of hydrogen
62.
METHOD FOR SEPARATING NON-LINEAR OLEFINS FROM AN OLEFIN FEED BY REACTIVE DISTILLATION
The invention relates to a method for treating, by reactive distillation, an olefin feed comprising linear olefins with n carbon atoms, and branched olefins, the branched olefins comprising tertiary branched olefins, for example a mixture of n-butenes and tertiary branched olefins comprising isobutene, such that an olefin effluent with a mass content of tertiary branched olefin that is lower than or equal to 3 wt. % and a heavy hydrocarbon effluent can be produced, said method comprising supplying a reactive distillation section with said olefin feed and with an alcohol feed comprising a primary alcohol, said reactive distillation section comprising a column consisting of at least one upper reflux region in which said alcohol feed, comprising for example ethanol, is introduced, a reactive intermediate zone comprising at least 6 reactive doublets, and a lower fractionation region where said section is supplied with said olefin feed, said reactive distillation section being operated at a relative pressure of between 0.3 and 0.5 MPa, and a temperature at the column head of between 40°C and 60°C, with a reflux ratio of between 1.8 and 2.2.
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 5/27 - Rearrangement of carbon atoms in the hydrocarbon skeleton
C07C 7/148 - Purification, separation or stabilisation of hydrocarbonsUse of additives by treatment giving rise to a chemical modification of at least one compound
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
B01J 37/10 - Heat treatment in the presence of water, e.g. steam
B01J 29/65 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
C01B 39/02 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereofDirect preparation thereofPreparation thereof starting from a reaction mixture containing a crystalline zeolite of another type, or from preformed reactantsAfter-treatment thereof
B01J 37/00 - Processes, in general, for preparing catalystsProcesses, in general, for activation of catalysts
C07C 5/27 - Rearrangement of carbon atoms in the hydrocarbon skeleton
B01J 29/70 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of types characterised by their specific structure not provided for in groups
B01J 29/08 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the faujasite type, e.g. type X or Y
3 when measured following the ISO 1183-2 method at 23° C.; erucamide; and at least 700 ppm based on the total weight of the resin composition of at least one ultraviolet absorber selected from the hydroxyphenylbenzotriazole class. A process for the production of such caps or closures is also described herein.
additional co-catalyst is injected in at least a subsequent reactor of the series.
Advantage of the process of the present invention is mainly to decrease catalyst consumption for the same polyethylene production, in other words to increase the productivity. In a most preferred embodiment the process of the present invention is carried out in two loop reactors under slurry conditions.
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
A composition may contain a first polymer, a second polymer, and a block copolymer. The first polymer may be polylactic acid, starch, polybutylene succinate, poly(butylene adipate-co-terephthalate), or a mixture thereof. The second polymer may be polybutadiene, high impact polystyrene, or a mixture thereof. The block copolymer may be a block copolymer of polylactic acid and polybutadiene. The composition may be prepared by a process that includes contacting the first polymer with the second polymer and the block copolymer. Articles may be prepared from the composition.
B29C 48/08 - Flat, e.g. panels flexible, e.g. films
B29C 48/09 - Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
B29C 48/18 - Articles comprising two or more components, e.g. co-extruded layers the components being layers
B29C 48/00 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired formApparatus therefor
C08L 53/00 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bondsCompositions of derivatives of such polymers
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
B29C 41/00 - Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped articleApparatus therefor
B29C 41/04 - Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
B29C 45/00 - Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mouldApparatus therefor
C08L 47/00 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bondsCompositions of derivatives of such polymers
B29K 9/00 - Use of rubber derived from conjugated dienes, as moulding material
B29K 67/00 - Use of polyesters as moulding material
3, a melt index MI2 lower than the melt index MI2 of polyethylene A, and includes 25% to 55% by weight of a metallocene-catalyzed polyethylene B2. The density of polyethylene B2 is higher than the density of polyethylene B1. The melt index MI2 of polyethylene B2 is higher than the melt index MI2 of polyethylene B1.
D01F 6/04 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
68.
METHOD FOR SIMULTANEOUSLY ELIMINATING ISOBUTANAL AND ACETONE FROM OLEFINIC FEEDSTOCKS BY ADSORPTION ON A ZEOLITE MATERIAL
The present invention concerns a method for purifying an olefinic feedstock comprising olefins with 4 carbon atoms and impurities including isobutanal, ethanol and acetone, said method comprising a pre-treatment comprising at least a step of eliminating the ethanol and the water present in said olefinic feedstock and a step of simultaneously eliminating the isobutanal and the acetone, by passing the feedstock from the pre-treatment over at least one fixed bed of at least one adsorbent comprising at least one material with a zeolitic framework, said material with a zeolitic framework being chosen from the group constituted by: zeolites, AlPO's, SAPO's and the mixtures of same; said step of simultaneously eliminating the isobutanal and the acetone being carried out at a temperature of between 0 and 200°C, at a pressure of 0.1 to 10 MPa and at an hourly space velocity (HSV) of the feedstock over the fixed bed of between 0.1 and 10 h-1.
C07C 7/13 - Purification, separation or stabilisation of hydrocarbonsUse of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
C07C 7/11 - Purification, separation or stabilisation of hydrocarbonsUse of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
The present invention concerns a method for purifying an olefinic feedstock comprising olefins with 4 carbon atoms and impurities including isobutanal, ethanol and acetone, said method comprising a pre-treatment comprising at least a step of eliminating the ethanol and the water present in said olefinic feedstock and a step of simultaneously eliminating the isobutanal and the acetone, by passing the feedstock from the pre-treatment over at least one fixed bed of at least one adsorbent comprising at least one material with a zeolitic framework, said material with a zeolitic framework being chosen from the group constituted by: zeolites, AlPO's, SAPO's and the mixtures of same; said step of simultaneously eliminating the isobutanal and the acetone being carried out at a temperature of between 0 and 200°C, at a pressure of 0.1 to 10 MPa and at an hourly space velocity (HSV) of the feedstock over the fixed bed of between 0.1 and 10 h-1.
C07C 7/11 - Purification, separation or stabilisation of hydrocarbonsUse of additives by absorption, i.e. purification or separation of gaseous hydrocarbons with the aid of liquids
C07C 7/13 - Purification, separation or stabilisation of hydrocarbonsUse of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers by molecular-sieve technique
Purification of a gas stream for polyolefin synthesis. Preferred gas is ethylene or propylene. Impurities are withdrawn when passing through an inorganic adsorbent, and then alkynes are selectively hydrogenated over a dedicated catalyst prior to olefin catalytic polymerization.
C08F 10/00 - Homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
C07C 7/163 - Purification, separation or stabilisation of hydrocarbonsUse of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation
C07C 7/167 - Purification, separation or stabilisation of hydrocarbonsUse of additives by treatment giving rise to a chemical modification of at least one compound by hydrogenation for removal of compounds containing a triple carbon-to-carbon bond
71.
Method for simultaneously eliminating isobutanal and ethanol from olefinic feedstocks by adsorption on a porous refractory oxide-based material
C10G 53/08 - Treatment of hydrocarbon oils, in the absence of hydrogen, by two or more refining processes plural serial stages only including at least one sorption step
C07C 7/12 - Purification, separation or stabilisation of hydrocarbonsUse of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
C07C 7/00 - Purification, separation or stabilisation of hydrocarbonsUse of additives
72.
Catalyst compositions comprising small size molecular sieves crystals deposited on a porous material
Catalyst compositions comprising an inorganic porous material with pore diameters of at least 2 nm and of crystals of molecular sieve, characterized in that the crystals of molecular sieve have an average diameter, measured by scanning electron microscopy, not bigger than 50 nm, and in that the catalyst composition presents a concentration of acid sites ranges from 50 to 1200 μmol/g measured by TPD NH3 adsorption; and the XRD pattern of said catalyst composition is the same as the X ray diffraction pattern of said inorganic porous material.
C10G 29/20 - Organic compounds not containing metal atoms
C10G 35/06 - Catalytic reforming characterised by the catalyst used
C10G 35/085 - Catalytic reforming characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 45/60 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour pointSelective hydrocracking of normal paraffins characterised by the catalyst used
C10G 45/62 - Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour pointSelective hydrocracking of normal paraffins characterised by the catalyst used containing platinum group metals or compounds thereof
C10G 47/02 - Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen-generating compounds, to obtain lower boiling fractions characterised by the catalyst used
C10G 3/00 - Production of liquid hydrocarbon mixtures from oxygen-containing organic materials, e.g. fatty oils, fatty acids
C10G 11/02 - Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils characterised by the catalyst used
C10G 11/18 - Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised bed" technique
B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
C08F 210/00 - Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
C08F 4/642 - Component covered by group with an organo-aluminium compound
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
B01J 31/02 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides
B01J 31/12 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides
B01J 31/14 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
The present invention relates to a polyethylene resin suitable for preparing moulded articles, such as caps and closures. The invention provides in particular a polyethylene resin comprising at least two polyethylene fractions A and B, wherein said polyethylene resin has a melt index (MI2), of at least 3.0 g/10 min to at most 5.5 g/10 min as measured according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg, and a density of at least 0.955 g/cm³ to at most 0.965 g/cm³ as measured according to ISO 1183 at 23 °C, and a molecular weight distribution Mw/Mn which is at most 7.0, as determined by gel permeation chromatography, with Mw being the weight-average molecular weight and Mn being the number-average molecular weight; and wherein said polyethylene fraction A has a high load melt index (HLMI), as measured according to ISO 1133:1997 condition G at 190 °C and under a load of 21.6 kg, of at least 10.5 and a melt index (MI2) of at least 0.5 g/10 min to at most 1.5 g/10 min as measured according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg. The invention further relates to a process for preparing said polyethylene resin, to a cap or closure comprising said polyethylene, and to a process for producing such a cap or closure.
The present invention relates to a polymer composition comprising: - at least 31.0 % by weight of a polypropylene (PP1) based on the total weight of the polymer composition; - a first polyethylene (A) having a melt flow rate MI2 of at least 2.0 g/10 min as determined according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg and a density of at least 0.940 g/cm3 as determined according to ISO 1183- 2:2005 at a temperature of 23 °C; - a second polyethylene (B) having a melt flow rate MI2 inferior to 2.0 g/10 min as determined according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg; and - optionally an ethylene vinyl acetate copolymer. The present invention also relates to an article comprising a polymer composition according to the invention and further relates to a process for making said article.
The present invention relates to a polymer composition comprising: - a polypropylene; - a first polyethylene (A) having a melt flow rate MI2 inferior to 0.2 g/10 min as determined according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg; - at least one ethylene vinyl acetate copolymer; and - optionally a second polyethylene (B) having a melt flow rate MI2 of at least 0.2 g/10 min as determined according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg; wherein the flow rate ratio of the melt flow rate of the polypropylene, determined according to ISO 1133, condition M at 230 °C and under a load of 2.16kg, to the melt flow rate MI2 of the first polyethylene (A) is at least 200. The present invention also relates to an article comprising a polymer composition according to the invention and further relates to a process for making said article.
The present invention relates to a polymer composition comprising: - a first polypropylene (A); - at least one ethylene vinyl acetate copolymer; wherein said first polypropylene (A) is a recycled polypropylene comprising at most 25.0 % by weight of polyethylene based on the total weight of polypropylene (A). The present invention also relates to an article comprising a polymer composition according to the invention and further relates to a process for making said article.
The invention relates to a conductive multilayered pipe and to its process of production. The pipe comprises an outer external layer, at least one internal layer and an inner external layer, wherein the inner external layer and the at least one internal layer comprise a polyethylene resin having a melt index MI2 of at most 0.50 g/10 min as determined according to ISO 1133 at 190 °C under a load of 2.16 kg; the multilayered pipe being characterized in that the outer external layer is made from a second composite material comprising: - from 50 to 99 wt% of a second polyethylene resin as based on the total weight of said second composite material, wherein the second polyethylene resin has a melt index MI2 ranging from 0.8 to 50.0 g/10 min as determined according to ISO 1133 at 190 °C under a load of 2.16 kg; and - from 0.2 to 10.0 wt% of carbon particles as based on the total weight of said composite material as determined according to ISO 11358 selected from carbon black, nanographenes, carbon nanotubes or any combination thereof.
B32B 27/20 - Layered products essentially comprising synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
F16L 9/12 - Rigid pipes of plastics with or without reinforcement
B32B 27/08 - Layered products essentially comprising synthetic resin as the main or only constituent of a layer next to another layer of a specific substance of synthetic resin of a different kind
81.
CONDUCTIVE ARTICLES PRODUCED FROM A COMPOSITE MATERIAL AND PROCESS TO PRODUCE SUCH ARTICLES
The invention relates to a conductive article made from a composite material comprising: - from 50 to 99 wt% of a first polyethylene resin as based on the total weight of said composite material, wherein the first polyethylene resin has a melt index MI2 of at most 0.45 g/10 min as determined according to ISO 1133 (190 °C - 2.16 kg), and a density ranging from 0.920 g/cm3 to 0.980 g/cm3 as determined according to ISO 1183 at a temperature of 23 °C; and - from 0.2 to 10 wt% of carbon particles as based on the total weight of said composite material as determined according to ISO 11358 selected from nanographene, carbon nanotubes or any combination thereof; wherein the composite material further comprises from 0.10 to 0.48 wt% of polyethylene glycol as based on the total weight of the composite material, and in that said polyethylene glycol is selected to have a weight average molecular weight Mw of at most 20,000 g/mol. The invention also relates to a process to produce such conductive article as well as to the use of polyethylene glycol such a conductive article.
CLEANING PROCESS TO REMOVE RED OILS DEPOSITS IN AN INSTALLATION COMPRISING FATTY ACID ESTERS AS CLEANING AGENT AND USE OF FATTY ACID ESTERS AS CLEANING AGENT IN SUCH A PROCESS
The invention relates to a process for removing red oils deposits formed in an installation comprising the use of a cleaning agent comprising one or more fatty acid esters to dissolve the red oils deposit and to form a mixture comprising the cleaning agent and the dissolved red oils; and removing the mixture comprising the cleaning agent and the dissolved red oils.
C10G 75/04 - Inhibiting corrosion or fouling in apparatus for treatment or conversion of hydrocarbon oils, in general by addition of antifouling agents
said feed (A)-providing step (a) comprises adding an effective amount of one or more organic compound capable to reduce the undesired by-products by comparison with a non introduction of such compound, said organic compound being chosen among organic acids.
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
B01J 29/40 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the pentasil type, e.g. types ZSM-5, ZSM-8 or ZSM-11
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 7/04 - Purification, separation or stabilisation of hydrocarbonsUse of additives by distillation
B01J 29/65 - Crystalline aluminosilicate zeolitesIsomorphous compounds thereof of the ferrierite type, e.g. types ZSM-21, ZSM-35 or ZSM-38
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS) (France)
Inventor
Welle, Alexandre
Vantomme, Aurélien
Carpentier, Jean-François
Nuria, Romero
Kirillov, Evgueni
Abstract
The invention relates to a compound of formula (I) and a process for synthesizing said compound. The invention further relates to the use of said compound as a catalyst, preferably for polymerization, such as, olefin polymerization. The invention also relates to the polymers produced using said catalyst and articles comprising said polymers.
Embodiments of poly-lactide compositions are disclosed herein. The compositions may comprise at least one first polymer selected from polylactide-polybutadiene (PLA-PB) block copolymer, polylactide-urethane-polybutadiene block copolymer, or a mixture thereof; and at least one second polymer selected from polylactide, polylactide-urethane, or a mixture thereof. The composition may also comprise from 20% to 50% by weight of said first polymer based on the total weight of the composition and from 50% to 80% by weight of said second polymer based on the total weight of the composition. Embodiments of the present invention also relate to a process for preparing the poly-lactide compositions and articles comprising the poly-lactide compositions.
The present invention relates to composition comprising at least two polymers, wherein, (a) the first polymer is a block copolymer comprising at least one polyfarnesene block and at least one poly-L-lactide block; and, (b) the second polymer is selected from poly-D-lactide, or a block copolymer 5 comprising at least one polyfarnesene block and at least one poly-D-lactide block; or, (a) the first polymer is a block copolymer comprising at least one polyfarnesene block and at least one poly-D-lactide block; and, (b) the second polymer is selected from poly-L-lactide, or a block copolymer 10 comprising at least one polyfarnesene block and at least one poly-L-lactide block. The present invention relates to a process for preparing said composition, articles comprising said composition, the use of block copolymers as nucleating agent and stereo-complex forming agent.
C08F 36/22 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having three or more carbon-to-carbon double bonds
The present invention relates to a block copolymer, being the reaction product of: at least one functionalized polyfarnesene comprising a polymeric chain derived from farnesene and having at least one functional terminal end selected from the group comprising hydroxyl, amino, epoxy, isocyanato, and carboxylic acid; and at least one lactide; forming at least one polyfarnesene block and at least one polylactide block. The present invention also relates to a process for preparing said block copolymer, a polymer composition comprising said block copolymer, an article comprising said block copolymer, the use of said block copolymers as impact modifier and the use of said block copolymer as compatibilizer.
The invention relates to a method for preparing a MeAPO-18 supported membrane comprising a MeAPO-18 crystal layer on a porous support, wherein the obtained MeAPO-18 supported membrane as a lamellar crystal morphology. The invention is also directed to the said membranes and to their use.
B01J 20/28 - Solid sorbent compositions or filter aid compositionsSorbents for chromatographyProcesses for preparing, regenerating or reactivating thereof characterised by their form or physical properties
C01B 39/54 - Phosphates, e.g. APO or SAPO compounds
B01D 53/22 - Separation of gases or vapoursRecovering vapours of volatile solvents from gasesChemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases or aerosols by diffusion
C01B 37/06 - Aluminophosphates containing other elements, e.g. metals, boron
The present invention relates to a catalyst composition comprising: catalyst component A comprising a bridged metallocene compound with two indenyl groups, each indenyl being substituted with one or more substituents, wherein at least one of the substituent is an aryl or heteroaryl; catalyst component B comprising a bridged metallocene compound with a substituted or unsubstituted cyclopentadienyl group and a substituted or unsubstituted fluorenyl group; an optional activator; an optional support; and an optional co-catalyst. The present invention also relates to a polymerization process using said composition. The invention further relates to olefin polymers at least partially catalyzed by said catalyst composition and articles comprising said olefin polymers.
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
The present invention relates to a catalyst composition comprising: catalyst component A comprising a bridged metallocene compound with two tetrahydroindenyl groups, each group being unsubstituted or substituted; catalyst component B comprising a bridged metallocene compound with a substituted or unsubstituted cyclopentadienyl group and a substituted or unsubstituted fluorenyl group; an optional activator; an optional support; and an optional co-catalyst. The present invention also relates to a polymerization process using said composition. The invention further relates to olefin polymers at least partially catalyzed by said catalyst composition and articles comprising said olefin polymers.
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
92.
Process to mitigate unwanted formation of popcorn polymers using acoustic emission signals
Process to monitor unwanted formation of a polymer, having internal mechanical strain, wherein said formation of polymer generates acoustic emissions due to the sudden break of the polymer, wherein the number of said acoustic emissions increases over time when there is formation of said unwanted polymer formation, wherein said acoustic emissions is detected by a resonant piezo electric transducer having a resonant frequency centred on the second harmonic of said acoustic emission.
G01N 29/14 - Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic wavesVisualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
G01N 29/42 - Detecting the response signal by frequency filtering
G01N 29/44 - Processing the detected response signal
B01D 3/34 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
C07C 7/04 - Purification, separation or stabilisation of hydrocarbonsUse of additives by distillation
93.
Process for removing light components from an ethylene stream
F25J 3/02 - Processes or apparatus for separating the constituents of gaseous mixtures involving the use of liquefaction or solidification by rectification, i.e. by continuous interchange of heat and material between a vapour stream and a liquid stream
C07C 7/09 - Purification, separation or stabilisation of hydrocarbonsUse of additives by fractional condensation
B01D 3/34 - Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
C07C 7/00 - Purification, separation or stabilisation of hydrocarbonsUse of additives
C07C 7/12 - Purification, separation or stabilisation of hydrocarbonsUse of additives by adsorption, i.e. purification or separation of hydrocarbons with the aid of solids, e.g. with ion-exchangers
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 7/04 - Purification, separation or stabilisation of hydrocarbonsUse of additives by distillation
94.
METHOD FOR DEHYDRATING ALCOHOLS TO OBTAIN OLEFINS, INVOLVING A STEP OF CATALYST SELECTIVATION
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
C07C 1/24 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms by elimination of water
The present invention relates to an injection-molded article, comprising at least one metallocene-catalyzed polyethylene resin comprising at least two metallocene-catalyzed polyethylene fractions A and B, wherein the at least one metallocene-catalyzed polyethylene resin comprises: at least 40 % to at most 50 % by weight of polyethylene fraction A based on the total weight of the at least one metallocene-catalyzed polyethylene resin, wherein fraction A has a melt index MI2 of at least 100.0 g/10 min as determined according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg; and wherein the at least one metallocene-catalyzed polyethylene resin has a density of at least 0.940 g/cm3 to at most 0.950 g/cm3 as measured on pellets according to ISO 1183 at 23 °C; a melt index MI2 of at least 1.4 g/10 min to at most 2.5 g/10 min as measured on pellets according to ISO 1133, condition D, at 190 °C and under a load of 2.16 kg. The present invention also relates to a process for preparing said injection-molded article, comprising the steps of a) providing at least one metallocene-catalyzed polyethylene resin as described herein; and b) injection-molding said polyethylene resin into an article.
The present invention relates to a fabric, such as a backing suitable for tufted carpets or artificial turf, comprising slit films, tapes or monofilaments, said slit film, tape or monofilament comprising at least 70% by weight of a metallocene-catalyzed polyethylene composition based on the total weight of the slit film, tape or monofilament. The metallocene-catalyzed polyethylene composition comprised in the slit film, tape or monofilament is a metallocene-catalyzed polyethylene composition comprises: a) at least 45% by weight based on the total weight of the metallocene-catalyzed polyethylene composition of a metallocene-catalyzed polyethylene A, wherein said metallocene-catalyzed polyethylene A has a density of at most 0.918 g/cm3, and a melt index MI2 of at most 4.0 g/10 min; and b) at least 25% by weight based on the total weight of the metallocene-catalyzed polyethylene composition of a metallocene-catalyzed polyethylene B, wherein said metallocene-catalyzed polyethylene B has a density which is higher than the density of said metallocene-catalyzed polyethylene A; and a melt index MI2 which is higher than the melt index MI2 said metallocene-catalyzed polyethylene A. The invention further relates to processes for manufacturing said fabric, such as processes for manufacturing a backing suitable for artificial turf, processes for manufacturing the slit film, tape or monofilament and to articles, e.g. a (woven) fabric, comprising said slit film, tape or monofilament obtained by said processes.
D01F 6/04 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins
D01F 6/46 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from mixtures of polymers obtained by reactions only involving carbon-to-carbon unsaturated bonds as major constituent with other polymers or low-molecular-weight compounds of polyolefins
D01D 5/42 - Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films
C08F 4/76 - MetalsMetal hydridesMetallo-organic compoundsUse thereof as catalyst precursors selected from metals not provided for in group selected from refractory metals selected from titanium, zirconium, hafnium, vanadium, niobium, or tantalum
98.
Bimodal polypropylene and process for the preparation thereof
m(PPR)>165−6.9*[total comonomer content]−8.4*[comonomer content of the first polypropylene], the difference between the melting temperature and the crystallization temperature of the polypropylene composition ranges from 27 and 33, and a xylene soluble fraction (XS) at 23° C. of not more than 1.5 wt. %. The present invention also relates to a process for the preparation of said polypropylene composition. The present invention further relates to the use of said polypropylene composition for producing films or moulded articles.
The invention relates to a process for the production of propylene using a Methanol-to-Olefin (MTO) step, an oligomerization step and a OCP process; wherein the oligomerization catalyst used in the oligomerization step consists of one or more metals of group VIIIB and/or of group VIB deposited on a support being a mesoporous material.
C07C 1/20 - Preparation of hydrocarbons from one or more compounds, none of them being a hydrocarbon starting from organic compounds containing only oxygen atoms as hetero atoms
The invention relates to drawn articles selected from fibres, tapes, yarns, staple fibres and continuous filaments, the articles comprising a polypropylene having a melt flow index in the range from 0.1 to 4.9 g/10 min as determined according to ISO 1133, condition L, at 230 °C with a load of 2.16 kg.; a xylene soluble fraction of at most 0.8 wt%, relative to the total weight of the polypropylene as determined in accordance with ASTM D542-98; a molecular weight distribution Mw/Mn ranging from 2.0 to 5.0; and a melting temperature Tm of at most 155 °C as determined according to ISO 3146. The invention also relates to the process to produce such drawn articles.
D01F 6/06 - Monocomponent man-made filaments or the like of synthetic polymersManufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyolefins from polypropylene
patents
