Abstract

A process for forming a primary or a secondary amine via a direct amination reaction is provided, which comprises reacting an alcohol with an amine in the presence of ordered porous manganese-based octahedral molecular sieves comprising a transition metal.

IPC Classes  ?

• C07C 209/14 - Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups
• C07C 209/00 - Preparation of compounds containing amino groups bound to a carbon skeleton
• C07C 211/00 - Compounds containing amino groups bound to a carbon skeleton
• B01J 23/34 - Manganese
• B01J 23/00 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group

Abstract

Disclosed is a polyamide synthesized from biobased monomers. The polyamide comprises the repeating unit of formula (I) below. In which R represents a covalent bond or a divalent hydrocarbon-based group chosen from saturated or unsaturated aliphatics, saturated or unsaturated cycloaliphatics, aromatics, arylaliphatics and alkylaromatics. Also disclosed are a process for preparing said polyamide, uses of said polyamide, and articles and compositions comprising said polyamide.

IPC Classes  ?

• C08G 69/26 - Polyamides derived from amino carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
• C08L 77/06 - Polyamides derived from polyamines and polycarboxylic acids

Abstract

The present invention concerns a method to increase the growth of a plant by coating a seed of said plant with a composition comprising at least a cationic guar; notably permitting to develop its biomass and reach its maturity. The invention also concerns a seed coating composition used in such a method.

IPC Classes  ?

• A01N 37/08 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing carboxylic groups or thio-analogues thereof, directly attached by the carbon atom to a cycloaliphatic ringDerivatives thereof
• A01C 1/06 - Coating or dressing seed
• A01P 21/00 - Plant growth regulators

Abstract

A process to produce vanillin or vanillin derivatives is disclosed, in which vanillin or vanillin derivatives is produced by carrying out a one step reaction starting from guaiacol or guaiacol derivatives and at least a superacid.

IPC Classes  ?

• C07C 47/58 - Vanillin
• C07C 47/565 - Compounds having —CHO groups bound to carbon atoms of six-membered aromatic rings containing hydroxy groups all hydroxy groups bound to the ring
• C07C 45/00 - Preparation of compounds having C=O groups bound only to carbon or hydrogen atomsPreparation of chelates of such compounds

Abstract

The present invention relates to a process for producing a sulfate salt of alkyl glyceryl ether, comprising: a) reacting an alkyl glycidyl ether with a gas containing S03 to produce an alkyl cyclic glycerol sulfate; and b) hydrolyzing the alkyl cyclic glycerol sulfate with an alkaline solution to produce the sulfate salt of alkyl glyceryl ether.

IPC Classes  ?

• C07C 303/06 - Preparation of esters or amides of sulfuric acidsPreparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by substitution of hydrogen atoms by sulfo or halosulfonyl groups by reaction with sulfuric acid or sulfur trioxide
• C07C 305/04 - Esters of sulfuric acids having oxygen atoms of sulfate groups bound to acyclic carbon atoms of a carbon skeleton being acyclic and saturated

Abstract

A method for recovering silicon particles and/or silicon carbide particles from a mixture of silicon particles and silicon carbide particles, especially from the mixture of silicon particles and silicon carbide particles obtained from a spent slurry resulting from cutting of silicon ingot in microelectronics and photovoltaic industries, comprising the following steps: a) preparing a homogeneous dispersion of said mixture, water and a water-immiscible solvent having higher density than water; b) settling the homogeneous dispersion for phase separation for a sufficient time so as to establish a water phase rich in silicon particles and a solvent phase rich in silicon carbide particles; c) separating the water phase and the solvent phase; and d) separating the silicon particles from the water phase and separating the silicon carbide particles from the solvent phase.

IPC Classes  ?

• C01B 33/037 - Purification
• C01B 31/36 - Carbides of silicon or boron
• C07C 69/34 - Esters of acyclic saturated polycarboxylic acids having an esterified carboxyl group bound to an acyclic carbon atom
• C07C 69/608 - Esters of carboxylic acids having a carboxyl group bound to an acyclic carbon atom and having a ring other than a six-membered aromatic ring in the acid moiety
• C07C 69/612 - Esters of carboxylic acids having a carboxyl group bound to an acyclic carbon atom and having a six-membered aromatic ring in the acid moiety
• C02F 11/00 - Treatment of sludgeDevices therefor

Abstract

The present invention relates to the use, in an elastomer composition, which preferably comprises a isoprene elastomer, of an inorganic filler with a compound having the following formula (I), said compound of formula (I) being optionally, in all or part, in a polymerized form wherein R is R6 or OR8, R1, R2, R3, R4, R5, and R6, independently from each other, are chosen from: hydrogen, alkyl, aryl, alkaryl, aralkyl, cycloalkyl, heterocycloalkyl, and alkenyl groups, and R7 and R8, independently from each other, are chosen from: hydrogen, alkyl, aryl, alkaryl, aralkyl, cycloalkyl, aikenyl groups, and metals selected from the group consisting of Na, Li, and Ca.

IPC Classes  ?

• C08L 25/10 - Copolymers of styrene with conjugated dienes
• C08K 5/51 - Phosphorus bound to oxygen
• C08L 23/32 - Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bondCompositions of derivatives of such polymers modified by chemical after-treatment by reaction with compounds containing phosphorus or sulfur
• C08L 29/14 - Homopolymers or copolymers of acetals or ketals obtained by polymerisation of unsaturated acetals or ketals or by after-treatment of polymers of unsaturated alcohols

Abstract

Disclosed is the use, in an elastomer composition, which preferably comprises a isoprene elastomer, of an inorganic filler with a compound having the following formula (I), said compound of formula (I) being optionally, in all or part, in a polymerized form, wherein the radicals have the meanings as defined in the invention.

IPC Classes  ?

• C07F 9/38 - Phosphonic acids [R—P(:O)(OH)2]Thiophosphonic acids
• C07F 9/32 - Esters thereof
• C07F 9/40 - Esters thereof
• C08K 5/51 - Phosphorus bound to oxygen
• C08K 5/00 - Use of organic ingredients

Abstract

A flame retardant polymer composition comprising at least one polymer and a hypophosphite salt, wherein : -the hypophosphite salt is so heat stabilized that,when it is heated during 3 hours at 298°C under a flow of argon flushing at rate 58 mL/min, it generates less than 0.5 mL of phosphine per gram of hypophosphite salt; and - the at least one polymer is selected from the group consisting in epoxy resins; phenolic resins; acrylonitrile butadiene styrene; styrene acrylonitrile; mixtures of high impact polystyrene and polyphenylene ethers; Styrene Butadiene rubber and lattices; and polyvinylchloride.

IPC Classes  ?

• C08K 3/32 - Phosphorus-containing compounds
• C08L 63/00 - Compositions of epoxy resinsCompositions of derivatives of epoxy resins
• C08L 61/06 - Condensation polymers of aldehydes or ketones with phenols only of aldehydes with phenols
• C08L 55/02 - ABS [Acrylonitrile-Butadiene-Styrene] polymers
• C08L 25/12 - Copolymers of styrene with unsaturated nitriles
• C08L 25/06 - Polystyrene
• C08L 71/12 - Polyphenylene oxides
• C08L 9/06 - Copolymers with styrene
• C08L 27/06 - Homopolymers or copolymers of vinyl chloride

Abstract

The present invention discloses the use of a heat stabilized calcium hypophosphite as a filler to increase the mechanical properties of a polyamide composition. Said composition may also comprise reinforcing and/or bulking filler and/or impact modifier agents. The invention permits to obtain polyamide composition providing very good mechanical performances with the use of a calcium hypophosphite having a low degree of phoshpine generation.

IPC Classes  ?

• C08K 3/32 - Phosphorus-containing compounds
• C01B 25/165 - Hypophosphorous acidSalts thereof
• C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers

Abstract

The current invention discloses a flame retardant polymer composition comprising at least one polymer and a hypophosphite salt, wherein: -the hypophosphite salt is so heat stabilized that, when it is heated during 3 hours at 298 ℃ under a flow of argon flushing at rate 58 mL/mins, it generates less than 0.5 mL of phosphine per gram of hypophosphite salt; -the flame retardant polymer composition further comprises at least an additive improving the flame retardant properties of the composition.

IPC Classes  ?

• C08K 3/32 - Phosphorus-containing compounds
• C01B 25/165 - Hypophosphorous acidSalts thereof
• C08L 25/08 - Copolymers of styrene
• C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers

Abstract

A flame retardant polymer composition comprising at least one polymer and a hypophosphite salt is disclosed, wherein: - the hypophosphite salt is so heat stabilized that, when it is heated for 3 hours at 298℃ under a flow of argon flushing at rate 58 mL/min, it generates less than 0.5 mL of phosphine per gram of hypophosphite salt; and - said polymer is selected from the group consisting of epoxy resins, phenolic resins, acrylonitrile-butadiene-styrene resins, styrene-acrylonitrile resins, mixture of high impact polystyrene and polyphenylene oxides, styrene-butadiene rubber, polylactic acid and polyvinyl chloride.

IPC Classes  ?

• C08K 3/32 - Phosphorus-containing compounds
• C08K 5/16 - Nitrogen-containing compounds
• C08K 3/16 - Halogen-containing compounds

Abstract

A flame retardant polymer composition comprising at least one polymer and a hypophosphite salt is disclosed, wherein: - the hypophosphite salt is so heat stabilized that, when it is heated for 3 hours at 298℃ under a flow of argon flushing at rate 58 mL/min, it generates less than 0.5 mL of phosphine per gram of hypophosphite salt; and - the flame retardant polymer composition further comprises at least an additive improving the flame retardant properties of the composition.

IPC Classes  ?

• C08K 3/32 - Phosphorus-containing compounds
• C08K 5/16 - Nitrogen-containing compounds
• C08K 3/16 - Halogen-containing compounds
• C08L 25/08 - Copolymers of styrene
• C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers

Abstract

An additive for bitumen or polymer modified bitumen product which is prepared by mixing together: (a) a sulphur-based product; (b) a vulcanized rubber, for example a waste vulcanized rubber; (c) preferably a fatty acid; (d) a bitumen is disclosed. The use of this additive for preparing, with very limited gaseous emissions, elastomer-containing bituminous product which reveal especially suitable for making bituminous coated material of high performance as asphalt concrete is also disclosed.

IPC Classes  ?

• C08K 3/06 - Sulfur
• C08L 95/00 - Compositions of bituminous materials, e.g. asphalt, tar or pitch
• C08K 5/09 - Carboxylic acidsMetal salts thereofAnhydrides thereof

Abstract

The invention relates to new aromatic compounds bearing at least a phosphonate or phosphinate group on the aromatic ring. The invention also relates to a process for their preparation which is characterized in that an aromatic compound is reacted with a reagent of formula (I) or (II) constituted of a diene backbone and bearing a phosphonate or phosphinate group on one of the double bonds, in the presence of a Lewis acid: Formulae (I), (II) wherein : - R1 and R2, represent, independently, hydrogen, alkyl, alkenyl, aryl, alkaryl, aralkyl, cycloalkyl, heterocycloalkyl, or alkenyl groups, - R3 represents an alkyl group or an electron-donating group, - R4, R5 and R6 represent independently hydrogen, alkyl, aralkyle, cycloalkyle or metals selected from the group consisting of alkali metal or alkaline earth metal.

IPC Classes  ?

• C07F 9/547 - Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom
• C07F 9/40 - Esters thereof

Abstract

Composition for solubilizing a fluoropolymer is provided. Said composition comprises a solvent blend of a diester and dimethylsulfoxide. And fluoropolymer composition comprising said solvent blend, preparation and use thereof are also provided.

IPC Classes  ?

• C08L 27/12 - Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogenCompositions of derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
• C08K 5/10 - EstersEther-esters
• C08K 5/36 - Sulfur-, selenium-, or tellurium-containing compounds

Abstract

The present invention relates to a composition for solubilizing a fluoropolymer. The invention also relates to the obtained fluoropolymer composition, the process for its preparation and its uses. The invention is also of use the fluoropolymer composition for coating applications. A subject of the invention is the composition comprising a solubilized fluoropolymer and the solvent blend of a diester and dimethylsulfoxyde.

IPC Classes  ?

• C11D 3/44 - Mixed solvents
• C08F 14/22 - Vinylidene fluoride
• C08J 11/08 - Recovery or working-up of waste materials of polymers without chemical reactions using selective solvents for polymer components

Abstract

The present invention relates to methods of improving germination rates of plants or crops, and of preventing or arresting water evaporation loss from targeted soil areas by use of soil additives, which allow for improved water utilization by crops, plants, grasses, vegetation, etc.

IPC Classes  ?

• C09K 17/00 - Soil-conditioning materials or soil-stabilising materials
• A01G 1/00 - Horticulture; Cultivation of vegetables (labels or name-plates G09F 3/00, G09F 7/00)

Abstract

Disclosed are methods of preventing or arresting water evaporation loss from targeted soil areas, in which soil additives are used. The methods allow for improved water usage efficiency by crops, plants, grasses and vegetation.

IPC Classes  ?

• C09K 17/00 - Soil-conditioning materials or soil-stabilising materials
• C09K 17/52 - Mulches
• A01G 13/02 - Protective coverings for plants; Devices for laying-out coverings

Abstract

A method of coating an inorganic substrate with a stable organic layer is provided, wherein the substrate is a metal or glass support, with an organic layer comprising conjugated diene phosphinate or phosphonate compounds.

IPC Classes  ?

• B05D 5/00 - Processes for applying liquids or other fluent materials to surfaces to obtain special surface effects, finishes or structures
• C07F 9/38 - Phosphonic acids [R—P(:O)(OH)2]Thiophosphonic acids
• A61K 31/66 - Phosphorus compounds

Abstract

Disclosed a process for preparing a phenol ortho-substituted by an electron-donating group and protected in the form of a sulphonic ester which comprises reacting a phenol ortho- substituted by an electron-donating group with a sulphonylating agent in the presence of an effective amount of a Lewis acid and a process for preparing a 5-halophenol ortho- substituted which comprises a firste step of preparing a phenol ortho-substituted by an electron-donating group and protected in the form of a sulphonic ester, as described above, a second step of halogenating the protected phenol intermediate obtained in the preceding step, in the position para to the electron-donating group, and a third step of deprotecting the sulphonic ester function to hydroxyl

IPC Classes  ?

• C07C 309/12 - Sulfonic acids having sulfo groups bound to acyclic carbon atoms of an acyclic saturated carbon skeleton containing oxygen atoms bound to the carbon skeleton containing esterified hydroxy groups bound to the carbon skeleton
• C07C 41/01 - Preparation of ethers
• C07C 43/253 - Ethers having an ether-oxygen atom bound to a carbon atom of a six-membered aromatic ring and to a carbon atom of a ring, other than a six-membered aromatic ring containing hydroxy or O-metal groups

Abstract

The present invention relates to a cleaning composition for the use in treatment and cleaning of crude wool. The wool scouring composition comprises at least one dicarboxylic acid diester and at least one alcohol ethoxylate and/or amino alcohol ethoxylate surfactant.

IPC Classes  ?

• C11D 1/66 - Non-ionic compounds
• C11D 1/835 - Mixtures of non-ionic with cationic compounds

Abstract

A polyester soil-release polymer(a) and a cosurfactant(b) are used in a laundry composition to improve primary detergency, secondary detergency, and/or soil anti-redeposition and/or to allow a reduction of the amount of surfactant(s) and/or builder(s). Also disclosed is a performance additive comprising at least 20% by weight as actives, of a mixture of (a), (b) and optionally water or other products, in an amount by weight if present of lower than 80%, and the performance additive is mixed with other ingredients to make a laundry composition.

IPC Classes  ?

• C11D 3/37 - Polymers
• C11D 1/66 - Non-ionic compounds
• C11D 1/72 - Ethers of polyoxyalkylene glycols
• C11D 1/90 - Betaines
• C11D 1/92 - Sulfobetaines

Abstract

It is provided a method for preparing conjugated diene phosphonate compounds with high reactivity, which can be used to prepare a variety of phosphonate-bearing conjugated dienes. Some of those dienes will become reactive monomers to make polymers and co-polymers. The said method comprises the step of reacting α, β- or β, γ- unsaturated ketones or aldehydes with phosphorous acid or its derivates optionally in a mixture of acetic anhydride and/or acetic acid, to obtain a conjugated diene phosphonate compound having the formula (III)

IPC Classes  ?

• C07F 9/40 - Esters thereof
• C07F 9/38 - Phosphonic acids [R—P(:O)(OH)2]Thiophosphonic acids
• C07B 47/00 - Formation or introduction of functional groups not provided for in groups

Abstract

This invention relates to new monomers prepared from phosphorus-containing diene monomers and (meth)acrylonitrile via Ritter reactions, and the preparation method thereof. The polymer of these monomers can be utilized in various applications such as water treatment, rheology modifier, surface modification, etc. The monomers have the following structure (II), Wherein R1, R2, R3, R4, R5, R6 and R7 represent, independently, hydrogen, alkyl, aryl, alkaryl, aralkyl, cycloalkyl, heterocycloalkyl, or alkenyl groups; R6 and R7 represents R90, and R10 respectively wherein R9 and R10 represents hydrogen, alkyl, aryl, alkaryl, aralkyl, cycloalkyl, alkenyl groups, or metals selected from the group consisting of Na, Li, Ca; R8 represents H, or CH3.

IPC Classes  ?

• C07F 9/44 - Amides thereof
• C07F 9/36 - Amides thereof
• C07F 9/28 - Phosphorus compounds with one or more P—C bonds
• C08K 5/51 - Phosphorus bound to oxygen

Abstract

This invention relates to conjugated diene phosphinate compounds for making halogen free phosphinate-containing flame retardants, inimer and metal extractants, method for preparing said compounds from unsaturated ketones or aldehydes, and the 5 use thereof. The compounds of the present invention having the following formula (III), wherein R 1, R 2, R 3, R 4, R 5 and R 6 represent, independently, hydrogen, alkyl, aryl, alkaryl, aralkyl, cycloalkyl, heterocycloalkyl, or alkenyl groups; R 7 represents hydrogen, alkyl, aryl, alkaryl, aralkyl, cycloalkyl, alkenyl groups, or metals selected from the group consisting of Na, Li, Ca.

IPC Classes  ?

• C07F 9/32 - Esters thereof
• C08K 5/51 - Phosphorus bound to oxygen

Abstract

A process for stabilizing hypophosphite salt is provided, which comprises the following steps: a) washing the hypophosphite salt at least one time under a controlled pH value of 4-11, preferably 5-8, as the said hypophosphite salt in an aqueous solution and/or in a solid state; and b) drying the said hypophosphite salt under reduced pressure to remove the volatiles. The process can prevent or minimize the formation of a dangerous quantity of phosphine from hypophosphite salts, more particularly in the flame retardant of the application. The flame retardant polymer composition is also provided, which comprises a polymer and the hypophosphite salt stabilized by the above process.

IPC Classes  ?

• C01B 25/165 - Hypophosphorous acidSalts thereof
• C08K 3/32 - Phosphorus-containing compounds

Abstract

The current invention relates to a process for stabilizing a hypophosphite salt, comprising the step of heating the hypophosphite salt at a temperature of between 150 and 370°C during a sufficient period of time to prevent the formation of a dangerous quantity of phosphine in their application as FR in polymers and a flame retardant polymer composition comprising a polymer and 0,1 to 30 weight percent based on the total weight of the composition of the hypophosphite salt thermally stabilized by the above process.

IPC Classes  ?

• C09K 21/04 - Inorganic materials containing phosphorus
• C01B 25/165 - Hypophosphorous acidSalts thereof
• C08K 3/32 - Phosphorus-containing compounds

Abstract

The present invention disclo ses a process for producing a polyether-polyester block copolymer with a di(C 1-C 4)alkyl ester of aromatic dicarboxylic acid, an aliphatic diol or aliphatic polyol and a polyether having at least one terminal hydroxyl group in an inert solvent. In the present invention, the inert solvent 5 is used to prevent the di(C 1-C 4)alkyl ester of aromatic dicarboxylic acid from sublimation instead of excessive polyol, such that the subsequent removal of excessive polyol under high temperature and high vacuum is avoided.

IPC Classes  ?

• C08G 63/66 - Polyesters containing oxygen in the form of ether groups
• C11D 1/74 - Carboxylates or sulfonates of polyoxyalkylene glycols

Abstract

A cerium based particle composition comprises: 50-90% by weight of cerium oxide, and at least 10% by weight of lanthanum oxide. The method to prepare the particle composition comprises: one or more water soluble salts of transition metal elements and/or alkaline metal elements are mixed with CeLaCl3 solution; the mixed solution is precipitated with carbonate(s) and/or hydroxide(s) to obtain rare earth carbonate(s) doped by said one or more transition metal elements and/or alkaline metal elements; the carbonate(s) is calcined and crushed to obtain the said particle composition. The said composition can be mixed with water, optionally at the presence of additive(s), in order to obtain an abrasive for polishing glass for liquid crystal display and hard recording medium, particularly in the use of polishing glass substrate industry.

IPC Classes  ?

• C09K 3/14 - Anti-slip materialsAbrasives
• C01F 17/00 - Compounds of rare earth metals
• B24B 37/00 - Lapping machines or devicesAccessories

Abstract

The process for the preparation of an yttrium and at least one rare earth mixed oxide comprises the following steps: a. mixing a precursor of the yttrium and at least one rare earth mixed oxide with a flux comprising a barium halide and a boron compound; b. calcining the mixture of step a to obtain said mixed oxide. This mixed oxide may be used as a phosphor in the manufacture of coloured fluorescent lamps, cathode ray tubes and plasma display panels.

IPC Classes  ?

• C09K 11/78 - Luminescent, e.g. electroluminescent, chemiluminescent, materials containing inorganic luminescent materials containing rare earth metals containing oxygen