8-24 fatty acids, provide better oil solubility and friction reduction than alkanolamides with primary, hydroxyl functionality, such as amide mixtures prepared from di-ethanol)amine.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10M 141/02 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic oxygen-containing compound
C10M 141/06 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic nitrogen-containing compound
Energy storage devices are improved by incorporating polyurethane separators, which separators comprise polyurethane polymers prepared by curing a polycarbonate based polyurethane prepolymer, which polyurethane polymers often further comprise metal or ammonium salts and are often swelled by an organic solvent.
C08F 30/02 - Homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and containing phosphorus, selenium, tellurium or a metal containing phosphorus
Flame retardant polymer compositions comprising certain thermally stable salts of pyrophosphonic acid as flame retardant materials, which flame retardant materials comprise one or more than one metals, are prepared and have excellent flame retardant activity.
Certain phosphonic acid salts heated at temperatures over 200°C generate thermally stable, highly efficient flame retardant materials well suited for use as flame retardant additives in polymers. Various methods for preparing flame retardant materials from more than one phosphonic acid salts are provided, wherein each method can generate different flame retardant materials from the same mixture of starting phosphonic acids. The flame retardants of the invention can be used as the sole flame retardant in a composition or in combination with other flame retardants, synergists or adjuvants.
C07F 9/6571 - Heterocyclic compounds, e.g. containing phosphorus as a ring hetero atom having phosphorus atoms, with or without nitrogen, oxygen, sulfur, selenium or tellurium atoms, as ring hetero atoms having phosphorus and oxygen atoms as the only ring hetero atoms
Liquid diphenylamine compositions comprising predominately p, p'-di-alkylated diphenylamines and low amounts of mono-alkylated diphenylamines are prepared by adding an olefin to a mixture comprising mono-alkylated diphenylamines, di-alkylated diphenylamines, Lewis acid catalyst and an amount of another olefin sufficient to suppress dealkylation of the alkylated diphenylamines.
C10M 177/00 - Special methods of preparation of lubricating compositionsChemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
C07C 209/68 - Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
Working fluids comprising a refrigerant blend comprising a fluorinated alkane and a fluorinated olefin refrigerant, and a polyol ester lubricant compostion comprising a mixture of alkylcarboxy esters of mono- pentaerythritol, di- pentaerythntol, tri-pentaerythritol and pentaerythritol oligomers, wherein at least 10 wt % of all polyol esters are esters of pentaerythritol oligomers of 4 or more pentaerythritol monomer groups.
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
A metal-free detergent and antioxidant additive comprising the reaction product of an acidic organic compound, a boron compound, a polyamine such as polyethylene imine, and optionally an alkoxylated amine and/or an alkoxylated amide, is provided. The additives of the present invention have higher TBN than similar compounds known in the art.
Bromine containing compounds, such as calcium bromide, sodium bromide and the like, are prepared in high purity and more quickly with less waste by using a process with two bromination stages and often a third step wherein the crude product mixture can be adjusted to meet specific product requirements. In the first bromination stage, the majority, but not all, of a substrate is brominated usiung a reductive bromination reaction, the remaining unreacted substrate is converted to product in the second stage through another a reductive bromination reaction, although the specific reagents may be different, wherein the addition of bromine and a reducing agent are carefully monitored.
Aromatic amines, for example, diarylamines such as diphenylamine, dinaphthylamine, N- phenyl-N-naphthyl amine etc., are alkylated by passing a mixture of the amine and an olefin, though a clay catalyst in a fixed bed reactor system. The process is conveniently run as a continued process, produces an alkylated aromatic amine in excellent purity and provides efficiencies in material and energy use.
C07C 209/68 - Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton
Plasticizer free curing compositions comprising small particle size complexes of methylenedianiline and an alkali salt, e.g. a 3:1 coordination complex of MDA /alkali salt, with average diameter 60 micron or less, often 20 micron or less, e.g., 10 microns or less, dispersed in a volatile, non-polar, organic solvent are prepared. Stable one pack urethane compositions comprising the plasticizer free curing compositions and polyurethane prepolymers are prepared, which exhibit excellent storage stability and overcome many of the drawbacks encountered when using MDA complexes dispersed in plasticizers such as high boiling aromatic and alkyl di-esters.
Certain phosphonic acid salts heated at temperatures over 200°C generate thermally stable, highly efficient flame retardant materials well suited for use as flame retardant additives in polymers. The flame retardants of the invention can be used as the sole flame retardant in a composition or in combination with other flame retardants, synergists or adjuvants.
Thermoplastic polyurethane (TPU) made using low free isocyanate monomer (LF) prepolymer, for example a prepolymer based on p-phenylene diisocyanate (PPDI) with low free isocyanate content, possess unique performance features including exceptional tear strength, low compression set, and an exceptional overall balance of physical properties including high temperature mechanical strength.
Rotational cast polyurethane composition prepared from a prepolymer composition comprising: a) an isocyanate-terminated polyurethane prepolymer; and b) a curative agent comprising i) a polyol; ii) an aromatic diamine; iii) a thixotropic aliphatic amine; and iv) a thixotropic colloidal additive, wherein the prepolymer comprises a product produce by the reaction of a polyol with an organic diisocyanate monomer comprising 4,4'-diisocyanato diphenylmethane (MDI), and which prepolymer comprises less than 1.0% by weight of free MDI monomer, based on the total weight of the prepolymer, exhibits a range of enhanced physical properties compared to those obtained from prepolymers comprising a higher level of free MDI monomer.
Combining a metal based friction modifier, such as a molybdenum dialkyldithiocarbamate, and certain esters of hydroxy carboxylic acids, such as short chain alkyl esters of citric or tartaric acid, e.g., tributyl citrate, has a synergistic effect on lowering the friction coefficient of lubricating oils allowing one to reduce the amount of metal based friction modifier needed to adequately formulate a lubricant with low friction characteristics.
C10M 141/02 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic oxygen-containing compound
C10M 141/08 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
Lubricant compositions comprising an improved ashless organic friction modifier additive, capable of reducing both friction and wear, is provided. It has been found that mixtures of fatty- alkanolamides containing secondary hydroxyls on the amino alkyl substituent, such as amide mixtures prepared from bis(2-hydroxyporopyl)amine and mixtures of at least two different C8-24 fatty acids, provide better oil solubility and friction reduction than alkanolamides with primary hydroxyl functionality, such as amide mixtures prepared from di-ethanol)amine.
Certain 2-carbamo(thio)yl-1,3-dioxopropyl derivatives, or the tautomers and pharmacologically acceptable addition salts thereof are found to be toxic to cancer cells, in part, by inhibiting DNA topoisomerase II enzyme making them candidates for pharmaceutical use as anticancer agents.
C07D 239/60 - Three or more oxygen or sulfur atoms
C07D 309/38 - Heterocyclic compounds containing six-membered rings having one oxygen atom as the only ring hetero atom, not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with oxygen atoms directly attached to ring carbon atoms one oxygen atom in position 2 or 4, e.g. pyrones
C07D 335/02 - Heterocyclic compounds containing six-membered rings having one sulfur atom as the only ring hetero atom not condensed with other rings
18.
POLYESTER LUBRICANT FOR WORKING FLUIDS COMPRISING DIFLUOROMETHANE
Mixtures of select neopentyl polyol esters are found to be highly miscible with the refrigerant R-32 over a wide temperature range. Working fluids are provided comprising R-32 and a lubricant containing these select neopentyl polyol esters and having a kinematic viscosity at 40°C of 32 cSt or higher. Specifically, the lubricant composition of the invention comprises a mixture of alkylcarboxy esters of neopentyl polyols, wherein at least 10 wt % of all neopentyl polyol esters are esters of pentaerythritol oligomers of 4 or more pentaerythritol monomer groups, and wherein a majority of the alkylcarboxylate groups of the alkylcarboxy esters of neopentyl polyols are pentanoyl groups wherein at least 15% of the pentanoyl groups are branched.
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
Mixtures of select neopentyl polyol esters are found to be highly miscible with the refrigerant R-32 over a wide temperature range. Working fluids are provided comprising R-32 and a polyol ester lubricant composition having a kinematic viscosity at 40°C of from 32 to 120 cSt, said lubricant composition comprising C5-10 alkylcarboxy esters di-pentaerythritol wherein at least 40 mol %, typically more, of the alkylcarboxylate groups of the alkylcarboxy esters are pentanoyl groups.
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
Polyol ester lubricant compositions comprising predominately straight chain C5-10 alkylcarboxlate esters of neopentyl alcohols, for example, straight chain C5-10 alkylcarboxlate esters of one or more of trimethylol propane, pentaerythritol, di- pentaerythritol, tri-pentaerythritol or pentaerythritol oligomers, and working fluids comprising said lubricant compositions and a hydrocarbon refrigerant, suitable for heat transfer devices including refrigeration and air conditioning systems are provided. The polyol ester lubricant compositions have a kinematic viscosity at 40 °C of 22-125 cSt and a viscosity index of greater than 140, and are characterized by having very high lubricity, excellent load carrying properties and excellent low temperature properties.
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
TrialkyI metal compounds, such as trialkyl gallium and indium compounds, are prepared in high yield and high purity by the addition of a trialkyl aluminum compound to a mixture prepared by adding a metal trihalide, e.g., GaCI3 or lnCI3, and a halide salt of a monovalent metal to an ionic liquid such as a molten salt of the formula M[AIRn Χ(4-n)] wherein M is a monovalent metal such as Li, Na, K or Cs, R is an alkyl group X is a halide and n is a number from 1 to 3, typically at temperatures of from 75 to 160° C.
Microwave irradiation is used to prepare stable dispersions of small particle metal oxides, such as magnesium oxide and calcium oxide, from a composition prepared from a mixture comprising an oxide, hydroxide or carbonate of the metal, a carrier, a sulfonic or carboxylic acid dispersant, and typically a low MW carboxylic acid and water. Dispersions with an average particle size of one micron or less, often from 1-100 nm, are typically obtained.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
Radical initated reactions of phenylenediamines with alkylated aromatic amines produce an antioxidant mixture containing cross reaction products of the phenylenediamines and alkylated aromatic amines which are useful, for example, as antioxidants, stabilizers, and antiozonants for lubricants, electronic chemicals, rubbers, urethanes and other polymer resins, crop protection, pharmaceuticals, dyes and toners
Radical initiated reactions of phenylenediamines with alkylated aromatic amines produce an antioxidant mixture containing cross reaction products of the phenylenediamines and alkylated aromatic amines which are useful, for example, as antioxidants, stabilizers, and antiozonants for lubricants, electronic chemicals, rubbers, urethanes and other polymer resins, crop protection, pharmaceuticals, dyes and toners.
A halogenated phenyl ether flame retardant is described having the general formula (I): wherein each X is independently C1 or Br, n is an integer of from 0 to 12, and each p is independently an integer of 1 to 4, provided that, when each X is C1, the total amount halogen in the ether is from about 50 to about 65 wt% and when each X is Br, the total amount halogen in the ether is from at least 70 wt % to about 79 wt% and wherein from about 30% to about 80%, for example from about 35% to about 75% of the halogenated ethers are fully halogenated the remainder being partially halogenated. In many embodiments, mixtures of compounds of formula I with different values of n are present. The present flame retardant provides superior mechanical properties when incorporated into a polymer than similar flame retardants which contain a higher amount of fully halogenated species.
A halogenated phenyl ether flame retardant is described having the general formula (I): wherein each X is independently CI or Br, n is an integer of from 0 to 12, and each p is independently an integer of 1 to 4, provided that, when each X is CI, the total amount halogen in the ether is from about 50 to about 65 wt% and when each X is Br, the total amount halogen in the ether is from at least 70 wt % to about 79 wt% and wherein from about 30% to about 80%, for example from about 35% to about 75% of the halogenated ethers are fully halogenated the remainder being partially halogenated. In many embodiments, mixtures of compounds of formula I with different values of n are present. The present flame retardant provides superior mechanical properties when incorporated into a polymer than similar flame retardants which contain a higher amount of fully halogenated species.
Antimony free flame retardant compositions are prepared by combining a polymer resin, certain halogenated polyphenylene ether flame retardants and a non-brominated phenoxy oligomer or polymer such as a poly- phenylene ether, aryloxyester, or aryloxycarbonate. The present antimony free flame retardant compositions also typically have more desirable physical properties than similar compositions comprising antimony trioxide and other flame retardant. In particular embodiments, ATO free flame retardant HIPS and PC/ABS compositions are provided.
A non-aqueous electrolyte composition, useful in batteries, capacitors and the like, said electrolyte composition comprising an electrolyte support salt, a non-aqueous electrolyte carrier, and a polycyclic aromatic amine, e.g., a naphthyl amine.
Overbased MgO dispersions with high magnesium content and acceptably low viscosities are prepared without gel formation by heating to 280-360° C. under high pressure in a sealed reactor a mixture of MgO, selected dispersants, low MW carboxylic acids, water and a hydrocarbon solvent having a boiling point below 280° C. No additional solubilizing or dispersing agents, promoters or reactants such as carbon dioxide, amines, alcohols etc are needed to obtain the desired dispersions. Compositions such as lubricating oils and fuels containing the overbased magnesium dispersions as additives are also disclosed.
C10M 169/04 - Mixtures of base-materials and additives
C10M 159/24 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing sulfonic radicals
C10M 169/00 - Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
30.
PRESSURE PROCESS FOR OVERBASED MAGNESIUM OXIDE DISPERSIONS
Overbased MgO dispersions with high magnesium content and acceptably low viscosities are prepared without gel formation by heating to 280-360 °C under high pressure in a sealed reactor a mixture of MgO, selected dispersants, low MW carboxylic acids, water and a hydrocarbon solvent having a boiling point below 280 °C. No additional solubilizing or dispersing agents, promoters or reactants such as carbon dioxide, amines, alcohols etc are needed to obtain the desired dispersions. Compositions such as lubricating oils and fuels containing the overbased magnesium dispersions as additives are also disclosed.
A flame retardant blend comprises the following components: (a) at least one diester diol of a ring-brominated aromatic compound; (b) at least one alkylated triphenylphosphate; and (c) at least one hindered phenolic anti-oxidant in which the phenolic ring is substituted by at least one alkanoic alkyl ester group in which the alkanoic acid moiety has from about 2 to about 4 carbon atoms and the alkyl group has about 6 to about 16 carbon atoms. The proportions by weight of components (a) and (b) in the blend are in the range of about 30:70 to about 70:30 and the proportion by weight of component (c) to the sum of components (a) and (b) is in the range of about 0.1 : 100 to 1 : 100.
Certain aluminum salts of organic phosphorus acids are found to have a strong effect on inhibiting the epoxy cure rate in epoxy formulations. The substances act catalytically and can be used at a low level in an epoxy formulation to adjust the reactivity of a resin formulation to give longer gel times. Compositions and methods of preparing and using the compositions are disclosed.
B32B 15/092 - Layered products essentially comprising metal comprising metal as the main or only constituent of a layer, next to another layer of a specific substance of synthetic resin comprising epoxy resins
A non-pneumatic tire is provided with an annular reinforcing web (20a, 20b) that reduces the bending of compression spokes (18) formed in the tire and reduces stresses and strains in the tire. The non-pneumatic tire includes an inner hoop member (5) having an inner surface that defines the inner diameter of the tire, and an outer hoop member (8) having a tread groove region that defines the outer diameter of the tire. A disc -shaped central web portion (14) connects the inner and outer hoop members. A plurality of elongated, radially aligned cavities (16) on either side of the central web defines integrally- formed compression spokes (18) which connect the inner and outer hoop members. The annular reinforcing web is located on and affixed to either side of the central web portion and interconnects a mid portion of each spoke (18) to a mid portion of the spokes (18) on either side of it.
B60C 7/18 - Non-inflatable or solid tyres characterised by means for increasing resiliency using springs of helical or flat coil form disposed radially relative to wheel axis
B60C 7/22 - Non-inflatable or solid tyres having inlays other than for increasing resiliency, e.g. for armouring
34.
REACTIVE FLAME RETARDANTS BLENDS FOR FLEXIBLE POLYURETHANE FOAMS
A flexible polyurethane foam containing a flame retardant blend of at least one diester diol of a ring-brominated aromatic compound and at least one epoxy resin.
Novel derivatives of dihydro-l,4,2-oxathiazine and dihydro-l,4-dithiine oxides, more particularly, novel derivatives of dihydro-l,4,2-oxathiazine and dmydro-l,4-dithiine oxides that target cysteine residues of biomolecules of pharmacological importance are provided as pharmaceutically useful compounds, for example, as anticancer, antiinfectious, antigastric acid secretion, antiosteoporosic, and antiinflammatory agents.
A61K 31/54 - Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with at least one nitrogen and at least one sulfur as the ring hetero atoms, e.g. sulthiame
A61K 31/385 - Heterocyclic compounds having sulfur as a ring hetero atom having two or more sulfur atoms in the same ring
Overbased MgO dispersions with high magnesium content and acceptably low viscosities are reproducibly prepared without gel formation by heating to 280-360°C a mixture of MgO, selected dispersants, low MW carboxylic acids, water and a combination of high boiling hydrocarbon and organic diluent, wherein water is more than 8%, typically more than 10% of the reaction mixture. No additional solubilizing or dispersing agents, promoters or reactants such as carbon dioxide, amines, alcohols etc are needed to obtain the desired dispersions. Compositions such as lubricating oils and fuels containing the overbased magnesium dispersions as additives are also disclosed.
Lubricant compositions comprising certain mixtures of esters of pentaerythritol, di-pentaerythritol, tri-pentaerythritol and higher pentaerythritol oligomers are ideally suited for use with CO2 as refrigerant in heat transfer devices provided that at least 30% by weight of the esters are esters of pentaerythritol oligomers containing 4 or more pentaerythritol monomer units and wherein a majority of the alkylcarboxylate groups are straight chain C3_6 alkanoyl groups, such as n-pentanoyl. Said mixture of alkylcarboxylate esters are shown to not only have higher than expected viscosity and exceptional C02 miscibility, but also possess excellent lubricity, film building properties and load bearing properties even as part of a lubricant / C02 solution.
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
C10M 177/00 - Special methods of preparation of lubricating compositionsChemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
A halogenated non-polymeric phenyl ether is described having the general formula (I): wherein each X is independently Cl or Br, n is an integer of 1 or 2, each m is independently an integer of 1 to 5 and each p is independently an integer of 1 to 4, provided that, when X is Cl, the total amount halogen in the ether is from about 50 to about 65 wt% and when, X is Br, the total amount halogen in the ether is from at least 70 wt % to about 79 wt%.
In a process for producing a tetrabromophthalic diester composition, a liquid reaction mixture is prepared comprising tetrabromophthalic anhydride (TBPA), a C2 to C6 polyhydric aliphatic alcohol (PAA) and an alkylene oxide (AO) selected from the group consisting of ethylene oxide and propylene oxide, said reaction mixture being substantially free of an organic solvent. While agitating the reaction mixture, the temperature of the reaction mixture is raised to at least 50 ℃ to allow the TBPA to react with the PAA and AO to produce a diester composition. The reaction is terminated when the diester composition has an acid value equal to or less than 0.25 mg KOH/gm of the diester composition.
Monoaryltrialkyl phenylenediamine compounds useful as ashless TBN sources for lubricating oil compositions that are compatible with fluoroelastomeric engine seal materials and meet copper corrosion requirements, and lubricating oil compositions containing such phenylenediamine compounds.
A prepolymer mixture for preparing a polyurethane elastomer, the mixture comprising an isocyanate terminated prepolymer and a nitrogen-- containing organic salt. The nitrogen- - containing organic salt may be selected from the group consisting of an ammonium salt, an imidazolium salt, a pyridinium salt, a pyrrolidinium salt, a piperidinium salt, and a morpholinium salt.
A polymer stabilizing composition comprising a sterically hindered phenol and a phosphite that provides low gel content and enhanced resistance to gas-fading. The stabilizer composition is particular useful for stabilizing polyethylene homopolymers and copolymers, such as linear low density polyethylenes produced from metallocene catalyst. The sterically hindered phenol is selected from the group consisting of 1,3,5-tris-(4-tert-butyl-3-hydroxy-2,6- dimethylbenzyl)isocyanurate, 1,3,5 -tris-(3,5-dicyclohexyl-4-hydroxybenzyl)isocyanurate, 1,3,5- tris-(3,5-di-tert-butyl-4-hydroxybenzyl)isocyanurate, 1,3,5-tris(4-t-butyl-3-hydroxy-2,6- dimethylbenzyl)1,3,5-Triazine-2,4,6-(1H,3H,5H)-trione, and 1,3,5-tris-(3,5-di-tert-butyl-4- hydroxybenzyl)-2,4,6-trimethylbenzene. The phosphite preferably is a liquid phosphite composition comprising two or more alkylated aryl phosphites.
A process for reducing the level of residual catalyst comprising one or more 1-halo-2-methylpropanes and a Group 13 metal catalyst from a crude polyolefins product, the process comprising contacting the crude organic product with a solid adsorbent in an adsorbent system. Also provided is a co-catalyst system for polymerizing alpha olefins.
A polyol ester suitable for use as a lubricant or a lubricant base stock has a kinematic viscosity at 40°C greater than or equal to 200 cSt and a viscosity index of greater than or equal to 100. The ester comprises the reaction product of (a) a polyhydric alcohol component comprising at least 50 mole % of penterythritol, and (b) a carboxylic acid component comprising: (i) at least one linear or branched monocarboxylic acid having 2 to 7 carbon atoms; (ii) at least one branched monocarboxylic acid having 8 to 15 carbon atoms; and (iii) at least one polycarboxylic acid having 2 to 8 carbon atoms; wherein the ratio of the number of acid groups derived from the monocarboxylic acid(s) (i) to the number of acid groups derived from the monocarboxylic acid(s) (ii) is between about 0.9 and about 1.1 and the number of acid groups derived from the polycarboxylic acid(s) (iii) is between about 15 % and about 25 % of the total number of acid groups derived from the carboxylic acids (i), (ii) and (iii).
C10M 105/42 - Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxylic acids, polycarboxylic acids and hydroxy carboxylic acids
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
A hydroxyphenyl or alkoxyphenyl phosphine oxide composition comprises (i) a first mixture of mono-(hydroxyphenyl) or (alkoxyphenyl) phosphine oxide isomers each having the formula (I) (ii) a second mixture of bis-(hydroxyaryl) or (alkoxyphenyl) phosphine oxide isomers each having the formula (II) and (iii) a third mixture of tris-(hydroxyaryl) or (alkoxyphenyl) phosphine oxide isomers each having the formula (III) wherein R is hydrogen or an alkyl group containing from 1 to 6 carbon atoms, R1 and R2 are the same or different and each is an alkyl group containing from 1 to 6 carbon atoms, and each of x and y is an integer between 0 and 4. Each OR group is in the ortho or para position with respect to the bond between the P atom and the associated phenyl group such that, for each mixture (i), (ii) and (iii), the ratio of the number of OR groups in the ortho-position with respect to the bond between the P atom and the associated phenyl group to the number of OR groups in the para-position with respect to the bond between the P atom and the associated phenyl group is between about 50:50 and about 0.1:99.9.
A hydroxyphenyl or alkoxyphenyl phosphine oxide composition comprising (i) a first mixture of mono-(hydroxyphenyl) or (alkoxyphenyl) phosphine oxide isomers, (ii) a second mixture of bis-(hydroxyaryl) or (alkoxyphenyl) phosphine oxide isomers, (iii) a third mixture of tris-(hydroxyaryl) or (alkoxyphenyl) phosphine oxide isomers, and optionally iv) a minority amount of non-hydroxy or non-alkoxy tris-phenyl phosphine oxides is provided. Also provided are epoxy resins compositions with excellent flame retardancy and physical properties, which resins comprise the phosphine oxide composition.
A mixture of tris(hydroxyphenyl) or tris(alkoxyphenyl) phosphine oxide isomers is provided each having the formula (I): wherein R is hydrogen or an alkyl group containing from 1 to 6 carbon atoms, R1 is an alkyl group containing from 1 to 6 carbon atoms, x is an integer between 0 and 4, and each OR group is in the ortho or para position with respect to the bond between the P atom and the associated phenyl group such that the ratio of the number of OR groups in the ortho-position with respect to the bond between the P atom and the associated phenyl group to the number of OR groups in the para- position with respect to the bond between the P atom and the associated phenyl group is between about 50:50 and about 0.1 :99.9.
THE UNIVERSITY OF SOUTHERN MISSISSIPPI RESEARCH FOUNDATION (USA)
CHEMTURA CORPORATION (USA)
Inventor
Siebecker, James, D.
Fielding, William, R.
Otaigbe, Joshua, U.
Abstract
A flame retard ant thermoplastic polymer composition, having a major amount of a thermoplastic polymer and a flame retardant additive comprising a phosphinic acid salt, a zinc salt and a melamine salt, in an amount effective to provide flame retardance to said polymer, and a low Tg glass containing phosphorous, tin and fluorine, in an amount sufficient to reduce the shear viscosity of the composition to less than about 10 Pa-s at a shear rate of about 10,000/sec and a temperature of 2SO0C-, as measured by ASTM D-3835 is provided. Also provided is a flame retardant composition comprising phosphinic acid salt, a zinc salt, a melamine salt and the low Tg glass and a process for forming the flame retardant thermoplastic polymer composition by incorporating the flame retardant composition into the molten polymer.
A final polymer product is formed using a two-stage process and system. In the first stage, a catalyst system is used to polymerize an alpha-olefin monomer to form an effluent. In the second stage, additional alpha-olefin monomer is supplied and is polymerized in the presence of the effluent from the first stage. The second stage produces the final polymer product, which may have a lower molecular weight and viscosity than the polymer formed in the first stage. The final polymer product may be used as a base stock for lubricant compositions.
Polyurethane elastomers formed from prepolymers derived from copolyesterpolyols. The copolyester polyols have segments derived from one or more polyesters and caprolactone or polycaprolactone. The polyurethane elastomers have good hardness stability at temperatures ranging from 0°C to 30°C and preferably have good hydrolytic stability.
The invention relates to a process for forming a polyalphaolefin, the process comprising the step of polymerizing at least one C8-C12 monomer, preferably a decene such as 1-decene, in the presence of an aluminoxane, an activator and a metallocene to form the polyalphaolefin, wherein the molar ratio of the aluminoxane to the metallocene is less than 250:1. The invention also relates to a process for forming a polyalphaolefin having a desired kinematic viscosity from at least one monomer in the presence of an aluminoxane, an organoboron compound and a metallocene. The process comprises the steps of, inter alia, providing a correlation between (i) the molar ratio of the aluminoxane to at least one of the organoboron compound and the metallocene, and (ii) the kinematic viscosity of the polyalphaolefin to form polyalphaolefins having predictable viscosities.
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 10/14 - Monomers containing five or more carbon atoms
A polymer composition comprises a polymer matrix, a 6τst fluorine- containing processing aid, and a second processing additive system that is substantially free of fluorine and that comprises: (a) a lubricant and (b) a surfactant.
A composition at least two different phosphites, one of which is derived from an alkylated m-cresol, wherein the composition is a liquid at ambient conditions. The other phosphites may be derived from alkylated cresol, alkylated phenol or other alkylated hydroxyaryl compounds. The cresol may be mono-alkylated or di-alkylated with a C1-C18 alkyl group.
A phosphite composition comprising at least two of a tris(dibutylaryl) phosphite, a tris(monobutylaryl) phosphite, a bis(dibutylaryl)monobutylaryl phosphite, and a bis(monobutylaryl)dibutylaryl phosphite. The inventive phosphite composition is a liquid at ambient conditions. The inventive phosphite is a reaction product of a phorsphous trihalide with an alkylate composition having a molar ratio of monobutylaryl alkylate to dibutylaryl alkylate that is higher than 2:1 and equal to or lower than 5:1.
In a process for producing a flame retardant halogenated aryl ether oligomer composition, an aryl ether oligomer is combined with a liquid carrier having a boiling point lower than water to form a slurry or solution of the aryl ether oligomer in the carrier. A halogenating agent is included in the slurry or solution to form a reaction composition, which is reacted at a temperature between about 20 °C and about 80 0C to form a reaction product containing the desired halogenated aryl ether oligomer composition. Unreacted halogenating agent is removed from the reaction product and the reaction product is contacted with an aqueous medium at a temperature sufficient to drive off the liquid carrier and produce an aqueous slurry of the halogenated aryl ether oligomer composition. The desired halogenated aryl ether oligomer composition is then recovered from the aqueous slurry.
A composition comprising at least two different alkylaryl phosphites, wherein some alkyl groups have a different number of carbon atoms than other alkyl groups and wherein the composition is a liquid at ambient conditions.
C07F 9/145 - Esters of phosphorous acids with hydroxyaryl compounds
C08J 3/21 - Compounding polymers with additives, e.g. colouring in the presence of a liquid phase the polymer being premixed with a liquid phase
C08K 5/526 - Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
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
57.
SOLID ALKYLARYL PHOSPHITE COMPOSITIONS AND METHODS FOR MANUFACTURING SAME
The invention is directed to various alkylaryl phosphite compositions that ideally are suitable for use as secondary antioxidants in polymers. In one aspect, the phosphite composition comprises a tris(dialkylaryl)phosphite in an amount from 20 to 93 weight percent; and at least one of: a bis(dialkylaryl)monoalkylaryl phosphite; a bis(monoalkylaryl)dialkylaryl phosphite; and a tris(monoalkylaryl) phosphite. The inventive phosphite composition is a solid at ambient conditions. The invention also relates to alkylate compositions and processes for forming such alkylate compositions and such phosphite compositions.
Hydrolytically stable phosphites as secondary antioxidants for polymer resins comprising a phosphite and an amine compound. The phosphite may be a liquid phosphite composition. The amine compound may have the structure of formula I: (I) wherein x is 1, 2 or 3; R1 is selected from the group consisting of hydrogen, and straight or branched C1-C6 alkyl, and R2 is selected from the group consisting of straight or branched C1-C30 alkyl.
C07F 9/145 - Esters of phosphorous acids with hydroxyaryl compounds
C07C 215/12 - Compounds containing amino and hydroxy groups bound to the same carbon skeleton having hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being saturated and acyclic the nitrogen atom of the amino group being further bound to hydrocarbon groups substituted by hydroxy groups
A phosphite composition comprising at least two of: a tris(diamylaryl) phosphite, a tris(monoamylaryl) phosphite, a bis(diamylaryl)monoamylaryl phosphite and a bis(monoamylaryl)diamylaryl phosphite. The inventive phosphite composition is a liquid at ambient conditions and has viscosity at 30°C that is equal to or less than 4,000 cPs.
A composition comprising at least two different alkylaryl phosphites, wherein some alkyl groups have a different number of carbon atoms than other alkyl groups and wherein the composition is a liquid at ambient conditions.
An aryl composition includes aryl ether oligomers. These compositions may be prepared by reaction of one or more dihalobenzenes with one or more dihydroxybenzenes by an Ullman ether reaction. The oligomers may have two or more benzene rings and include terminal halogen, e.g., bromine (Br), or hydroxyl (OH) groups. These oligomers may be brominated to form flame retardant compositions for thermoplastic polymers.
Processes for alkylating hydroxyaryl compounds by reacting a hydroxyaryl with at least one olefin of a complex hydrocarbon stream. The complex hydrocarbon stream preferably comprises a fraction of a cracked hydrocarbon feed stream or the reaction products of a dehydrogenation of a paraffinic feedstock. The olefin of the complex hydrocarbon stream is preferably a branched olefin, e.g., isobutylene or isoamylene. The alkylated compositions are suitable for forming liquid phosphite compositions.
C07C 37/14 - Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom of a six-membered aromatic ring by reactions increasing the number of carbon atoms by addition reactions, i.e. reactions involving at least one carbon-to-carbon unsaturated bond
The invention is directed to various alkylaryl phosphite compositions that ideally are suitable for use as secondary antioxidants in polymers. In one aspect, the phosphite composition comprises a tris(monoalkylaryl)phosphite in an amount from 51 to 95 weight percent; and at least one of: a bis(monoalkylaryl)dialkylaryl phosphite; a bis(dialkylaryl)monoalkylaryl phosphite; and a tris(dialkylaryl) phosphite. The inventive phosphite composition is a solid at ambient conditions. The invention also relates to alkylate compositions and processes for forming such alkylate compositions and such phosphite compositions.
A composition comprising a mixture of at least two different alkylaryl phosphites, wherein some alkyl groups have a different number of carbon atoms than other alkyl groups and wherein the mixture is a liquid at ambient conditions.
C07F 9/145 - Esters of phosphorous acids with hydroxyaryl compounds
C08J 3/21 - Compounding polymers with additives, e.g. colouring in the presence of a liquid phase the polymer being premixed with a liquid phase
C08K 5/526 - Esters of phosphorous acids, e.g. of H3PO3 with hydroxyaryl compounds
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
65.
ARYLALKENYL ETHER OLIGOMERS AND POLYMERS AND THEIR USE IN THE PRODUCTION OF FLAME RETARDANTS
An arylalkenyl ether oligomer is produced by the reaction of a polyhaloalkene with a polyhydroxyaryl compound. Halogenation of the resultant oligomer produces a flame retardant having both aromatic and aliphatic bromine groups.
C08G 65/00 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
C08G 65/34 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives
C08G 65/48 - Polymers modified by chemical after-treatment
A flame-retardant resin composition comprises a base resin (A), such as a polyester, polyamide or polycarbonate resin, and an organophosphorus compound (B) having at least one of the following formulas (I), (II) and (III): where A is selected from O, S, SO2, a single bond, alkyl, and -CH2- P 1; - P1 is a phosphorus -containing group of the formula: R1 and R2 are the same or different and each is selected from H, O-alkyl, O-aryl, alkyl, aryl, and OM; R3 is H or alkyl; M = Na, K, Zn, Al, Ca; a is an integer from O to 4, provided that a is at least 1 unit for each polymer chain; n is an integer from 1 to 100,000 and m is an integer from 0 to 100,000.
C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers
67.
CURING COMPOSITIONS HAVING LOW-FREE AMOUNTS OF METHYLENEDIANILINE
A curing composition of a coordination complex comprising methylenedianiline (MDA) and a salt, and less than 1000 of free MDA. The curing composition may be used in curing polyurethanes and epoxy resins.
The invention is directed to processes for producing an alkyl halide, preferably isobutyl bromide. In one embodiment, the process comprises the steps of: (a) contacting an alcohol with a hydrogen halide in a reactor at elevated temperature under conditions effective to form an initial product mixture comprising the alkyl halide, the alcohol, the hydrogen halide and water; (b) cooling the initial product mixture to form a cooled organic phase positioned above a cooled aqueous phase; (c) separating the cooled organic phase from the cooled aqueous phase. The process preferably further comprises a step of: (d) heating at least a portion of the cooled aqueous phase under conditions effective to form additional alkyl halide.
A friction modifier composition for reducing friction in a lubricant comprising a fatty acid sorbitan ester that is solid or semi-solid. The fatty acid sorbitan ester is capable of being released into a lubricant at a rate of less than or equal to 0.15 grams per minute.
C10M 129/76 - Esters containing free hydroxy or carboxyl groups
C10M 129/02 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen having a carbon chain of less than 30 atoms
C10M 141/06 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic nitrogen-containing compound
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
A halogenated aromatic polymer has between 2 and 100 monomer units each comprising an aromatic group substituted with at least one halide group, wherein at least one of said monomer units has the following formula (I): wherein Ar1, Ar2 and Ar3 are the same or different and each is an aromatic group substituted with at least one halide group; A is selected from CO, CO2, S, SO2, a single bond, and a C1 to C6 alkyl chain; B and C are the same or different and each is selected from O, CO, CO2, CO3, S, SO2, a single bond, and a C1 to C6 alkyl chain; and each of y and z is independently zero or 1.
A poly(neopentylpolyol) ester composition is produced by reacting a neopentylpolyol having the formula: (I) wherein each R is independently selected from the group consisting of CH3, C2H5 and CH2OH and n is a number from 1 to 4, with at least one monocarboxylic acid having 2 to 15 carbon atoms in the presence of an acid catalyst and at an initial mole ratio of carboxyl groups to hydroxyl groups of greater than 0.5:1 to 0.95:1 to form a partially esterified poly(neopentylpolyol) composition. Then the partially esterified poly(neopentylpolyol) composition is reacted with additional monocarboxylic acid having 2 to 15 carbon atoms to form a final poly(neopentylpolyol) ester composition.
C10M 107/32 - Condensation polymers of aldehydes or ketonesPolyestersPolyethers
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
72.
CARBON DIOXIDE-BASED WORKING FLUIDS FOR REFRIGERATION AND AIR CONDITIONING SYSTEMS
A working fluid comprising (a) a refrigerant comprising carbon dioxide and (b) a poly(neopentylpolyol) ester composition produced by reacting a neopentylpolyol having the formula (I): wherein each R is independently selected from the group consisting of CH3, C2H5 and CH2OH and n is a number from 1 to 4, with at least one monocarboxylic acid having 2 to 15 carbon atoms in the presence of an acid catalyst and at a mole ratio of carboxyl groups to hydroxyl groups of less than 1: 1 to form a partially esterified composition. The partially esterified poly(neopentyl)polyol composition is then reacted with additional monocarboxylic acid having 2 to 15 carbon atoms to form a final poly(neopentylpolyol)ester composition.
C10M 107/32 - Condensation polymers of aldehydes or ketonesPolyestersPolyethers
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
A composition is disclosed that comprises the reaction product of an acidic organic compound and a boron compound. The composition is useful as a detergent additive for lubricants and hydrocarbon fuels.
A flame retardant blend comprises at least first and second halogenated non-polymeric phenyl ethers having the general formula (I) wherein each X is independently C1 or Br, each m is independently an integer of 1 to 5, each p is independently an integer of 1 to 4, n is an integer of 1 to 5 and wherein the values of n for the first and second ethers are different
The invention relates to antioxidant compositions for lubricants and organic polymers comprising a first antioxidant comprising a reaction product of p-cresol, dicyclopentadiene and isobutylene; and a second antioxidant comprising a diarylamine. The first antioxidant preferably has the structure: wherein n is 0-50, and R1 and R2 are independently hydrogen, a straight or branched C1-C30 alkyl or alkylene group optionally substituted with one or more substituents, C3-C12 cycloalkyl, C5-C12 aryl, or C6-C12 alkylaryl. The second antioxidant preferably has the formula: (R3)a-Ar1-NH-Ar2-(R4)b wherein Ar1 and Ar2 are independently aromatic hydrocarbon groups and R3 and R4 are indenpendently hydrogen or hydrocarbyl groups having from 6 to about 100 carbon atoms and a and b are independently 0 to 3 but (a+b) is not greater than 4.
C10M 141/06 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic nitrogen-containing compound
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
A polyol ester suitable for use as a lubricant or a lubricant base stock has a kinematic viscosity at 40°C less than or equal to 22 cSt and a viscosity index of greater than or equal to 140. The ester comprises a reaction product of (a) at least one polyhydric alcohol having at least 2 primary hydroxyl groups, (b) at least one monocarboxylic acid having 2 to 15 carbon atoms and (c) at least one polycarboxylic acid having 2 to 15 carbon atoms, wherein the number of acid groups derived from the polycarboxylic acid(s) is at least 25 % of the total number of acid groups derived from the monocarboxylic and polycarboxylic acids.
C10M 105/44 - Complex esters, i.e. compounds containing at least three esterified carboxyl groups and derived from the combination of at least three different types of the following five types of compound: monohydroxy compounds, polyhydroxy compounds, monocarboxylic acids, polycarboxylic acids and hydroxy carboxylic acids derived from the combination of monocarboxylic acids, dicarboxylic acids and dihydroxy compounds only and having no free hydroxy or carboxyl groups
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
A non-pneumatic tire comprising two or more radial regions (452, 454) have differing Shore A/ Shore D hardness. The non-pneumatic tire comprises side cavities (412) that are staggered with respect to laterally opposing side cavities (412), and laterally extending tread grooves (406) that are in substantial radial alignment with or substantially offset relative to the cavities (412). One radial region may comprising the side cavities (412), while another radial region with a different hardness comprise the tread grooves (406). Also provided are processes for making such tires and to off-the-road (OTR) vehicles employing such tires.
A controlled molecular weight polymer of styrene is provided having bromine substituted thereon. Control of molecular weight is achieved by the use of alpha-methyl styrene dimer as a chain transfer agent. The brominated polymer of styrene is useful as a flame retardant, particularly for polyamides giving improved properties including color retention after molding.
A method is disclosed for increasing the hydrolytic stability of a stabilizer selected tioiπ the group consisting of (A) a first phosphite of the structure: (I) and (B) a first phosphonite of the structure: (II) wherein R1, R2, R\ R4, R\ K\ R\ R\ R9, and R10 are independently selected from the group consisting of hydrogen and alky L provided that at least one oi'R1, R2, R\ R \ R:\ R6, Rv. Rs. Rv, and R!0 is aikyl, and n is 2; wherein said method conipriscs blending said stabilizer with (a) from about 1 to about 25 weight percent, based on the total weight of the resulting blend, of a second phosphite of the structure wherein R1 ', R1-, R'J, R!". and RΛ' fire independently selected from the group consisting of h\drogen and alky!, provided that at least one of RH, R' \ Rl\ Ru, and R!5 is alkvl, and R!(' and R'1 - are independently selected alky! groups; and (b) irυm about J to about 10 vveiglu percent, based on the total weight of the resulting blend, of an acid scavenger.
A dialkylanilino-cyclohexane compound useful as an antioxidant has the following formula (I) or formula (I): wherein Ar1 and Ar2 can be the same or different and each is an alkylaromatic group; each of R1, R2, R3, and R4 is independently selected from hydrogen or CR7R8; each of R5, R6 , and R7 is independently selected from hydrogen and a substituted or unsubstituted C1 to C32 hydrocarbyl group; and each R8 is independently selected from hydrogen and a C1 to C2 alkyl group, provided that when, each of R1 and R2 is CR7R8 and each such R8 is other than hydrogen, R1 and R2 may be joined to form a five or six-membered ring, and provided further that when, each of R3 and R4 is an adjacent CR7R8 and each such R8 is other than hydrogen, R3 and R4 may be joined to form a five or six-membered ring.
C07C 209/24 - Preparation of compounds containing amino groups bound to a carbon skeleton by reductive alkylation of ammonia, amines or compounds having groups reducible to amino groups, with carbonyl compounds
C07C 211/50 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to only one six-membered aromatic ring having at least two amino groups bound to the carbon skeleton with at least two amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
C09K 15/18 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing nitrogen containing an amine or imine moiety
C10M 133/12 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
81.
A FLOATING DISPENSER FOR DISPENSING A SOLID DISSOLVABLE CHEMICAL INTO AMBIENT WATER
A floating dispenser is provided for dispensing a solid, dissolvable water treatment chemical into ambient water. The dispenser includes a bucket having top and bottom ends, a top wall covering the top end, an opening for admitting ambient water into the bucket interior, and a floatation ring that keeps only the lop end above water such that the interior is water filled when the dispenser floats. A basket is disposed in the interior of the bucket for carrying a solid, dissolvable water treatment chemical, such as calcium hypochlorite. The basket is buoyant and movable vertically toward the top wall of the bucket. The dispenser includes a relϊlϊ indicator that indicates when most of a full load of said chemical has dissolved. The refill indicator includes a pair of tabs that are connected to the basket and slidably mounted in slots in the top wall The tabs extend above the top wall when the buoyant basket floats upwardly, providing a visual indication of the need for a refill that can easily be seen from a side angle.
A surfactant blend of a low molecular weight surfactant and a high molecular weight surfactant to be used in an aqueous flooding. The surfactant blend may be neutralized with an alkali or alkaline agent. The surfactant blend may be mixed with a polymer. Surfactant blends of the present invention increase oil recoveries from oil reservoirs.
C09K 8/584 - Compositions for enhanced recovery methods for obtaining hydrocarbons, i.e. for improving the mobility of the oil, e.g. displacing fluids characterised by the use of specific surfactants
83.
LIQUID ADDITIVES FOR THE STABILIZATION OF LUBRICANT COMPOSITIONS
A lubricating oil composition comprising: (A) a base stock; and (B) a liquid additive package. The liquid additive package comprises: (i) an alkylated diphenylamine; (ii) at least 5 weight % of a phenyl naphthylamine, based on the weight of the additi ve package; and (iii) a sulfur-containing phenol.
C10M 141/08 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
Compositions comprising substituted phenylenediamine and substituted triazine compounds, including tris-(N-alkyl-p-phenylenediaminol)-1,3,5-triazines. The compositions are liquid and do not sinter during storage or transportation. The compositions are used as antiozonants for elastomer articles, including rubber articles.
A substituted phosphite suitable for lubricating base stocks and thermoplastic polymers represented by the structure: wherein R1 is selected from the group consisting of C1-C22 alkyl and C4-C22 cycloalkyl; R2 and R3 are selected to form a C5-C18 aryl; and R4 and R5 are selected from the group consisting of H, C1 -C22 alkyl, C2-C22 alkenyl, C4-C22; cycloalkyl and C5-C8 aryl. The substituted phosphite may be combined with at least one primary antioxidant as well as other additives.
An externally heated reaction injection molding ("RIM") system and processes for producing polyurethane articles. The system comprises a mixing chamber for combining a prepolymer and a chain extender and one or more heating systems for heating at least one of the prepolymer and the chain extender upstream of the mixing chamber. In one embodiment, the process comprises injecting a heated prepolymer and/or a heated chain extender into a mixing chamber and initiating a curing of the prepoiyrner in a mixing chamber. By employing heat to decrease the viscosity of the prepolymer and/or the chain extender, prepolymers and/or chain extenders that have high room temperature viscosities or are in the solid state at room temperature, may be utilized in the RlM system.
The invention is directed to polyalphaolefins (PAOs) and processes for forming PAOs. In one embodiment, the invention is to a process for forming a PAO comprising polymerizing C8-C12 α-olefin monomers in the presence of hydrogen, a C8-C12 saturated hydrocarbon, e.g., a C8-C12 saturated straight-chain hydrocarbon, and a catalyst system in a reaction vessel, wherein the C8-C12; saturated straight-chain hydrocarbon has about the same number of carbon atoms as the C8C12 α-olefin monomers. The C8-C12 saturated straight-chain hydrocarbon optionally is derived from a crude PAO product formed by the process of the invention. The invention is also directed to reaction systems for performing the processes of the invention, to processes for controlling PAO viscosity based on residence time, and to the removal of spent catalyst using a solid adsorbent particles.
A controlled molecular weight polymer of styrene is provided having bromine substituted thereon. Control of molecular weight is achieved by the use of alpha-methyl styrene dimer as a chain transfer agent. The brominated polymer of styrene is useful as a flame retardant, particularly for polyamides giving improved properties including color retention after molding.
Polyurethane elastomer articles formed from prepolymer mixtures having free diphenylmethane diisocyanate (MDl) content from 2.0 to 5.0 wt%. based on the weight of the prepolymer mixture. The prepolymer mixtures comprise a polyester, polyether, or polycaprolactone (PCL) prepolymer and MDI. The polyurelhane elastomer articles arc formed by curing the prepolymer mixture with a chain extender, such as a curative comprising a methylenedianiline-sodium chloride complex. The articles have good physical properties that may weigh over 225 kg, and have a three-axis thickness greater than 10.2 cm,
A controlled molecular weight polymer of styrene is provided having bromine substituted thereon. Control of molecular weight is achieved by the use of alpha-methyl styrene dimer as a chain transfer agent. The brominated polymer of styrene is useful as a flame retardant, particularly for polyamides giving improved properties including color retention after molding.
C08L 25/18 - Homopolymers or copolymers of aromatic monomers containing elements other than carbon and hydrogen
C08L 77/00 - Compositions of polyamides obtained by reactions forming a carboxylic amide link in the main chainCompositions of derivatives of such polymers
C08F 2/38 - Polymerisation using regulators, e.g. chain terminating agents
The present invention is generally related to a tire assembly comprising a plurality of non-pneumatic tires (402, 404) removably disposed on a single rim (410).
The invention relates to a polyalphaolefin formed from a decene and propene and having a branch level greater than 19 % and to a process for forming such polyalphaolefins. The invention also relates to a process for forming a polyalphaolefin from at least two monomers, the two monomers comprising a decene and propene, the process comprising the steps of, inter alia, providing a correlation between the total amount of propene used to form the polyalphaolefin and at least one of branch level or viscosity of the polyalphaolefin to make polyalphaolefins comprising decene and propene with predictable branch levels and viscosities.
C08F 210/14 - Monomers containing five or more carbon atoms
C10M 107/10 - Hydrocarbon polymersHydrocarbon polymers modified by oxidation containing aliphatic monomer having more than 4 carbon atoms
C10L 10/08 - Use of additives to fuels or fires for particular purposes for improving lubricityUse of additives to fuels or fires for particular purposes for reducing wear
A composition for.stabilizing organic polymers comprising a stericaily hindered phenol produced by reacting p-eresol and dicyclopentadieiie to produce a precursor and alkylating the precursor with isobutylene, and a tertiary amine oxide.
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
A flame retardant composition comprises (a) an organic halide flame retardant in the form of a powder having an average particle size less than or equal 15 microns and (b) an inorganic oxide in an amount up to 5 % of the total weight of the organic halide and the inorganic oxide.
Compositions in the form of lubricating oil compositions, greases, fuels or functional fluids containing, in the form of Michael adducts, N-substituted phenylenedi amine additives in which at least one of the substituents on the N atoms carries a carbonyl group that is connected to an alkyl, alkoxyalkyl. or alkylthioalkyl group either directly or via an oxygen atom.
C10M 133/12 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
C10M 135/26 - ThiolsSulfidesPolysulfides containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms containing carboxyl groupsDerivatives thereof
C10L 1/223 - Organic compounds containing nitrogen containing at least one carbon-to-nitrogen single bond having at least one amino group bound to an aromatic carbon atom
An alkylated 1,3-benzenediamine compound used as a deposit-control lubricant additives for organic materials including lubricating oil, gasoline, and diesel fuels. The invention improves the oxidative stability of the lubricants and fuels by adding the alkylated 1,3- benzenediamine compound. The alkylated 1,3-benzenediamine compound is formed using a catalytic hydrogenation that alkylates the 4 and/or 6 position of the central aromatic ring.
C09K 15/18 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing nitrogen containing an amine or imine moiety
C09K 15/30 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing heterocyclic ring with at least one nitrogen atom as ring member
C10M 133/40 - Six-membered ring containing nitrogen and carbon only
C10M 177/00 - Special methods of preparation of lubricating compositionsChemical modification by after-treatment of components or of the whole of a lubricating composition, not covered by other classes
C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
The invention is a C5-C12 cycloalkyl substituted phenylenediamine that provides deposit-control lubricant additives for organic materials including lubricating oil, gasoline, and diesel fuels. The invention improves the oxidative stability of the lubricants and fuels by adding cycloalkyl substituted phenylenediamines having one or more additional N-substituents.
C09K 15/18 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing nitrogen containing an amine or imine moiety
C09K 15/30 - Anti-oxidant compositionsCompositions inhibiting chemical change containing organic compounds containing heterocyclic ring with at least one nitrogen atom as ring member
A diaromatic amine compound having the general formula (I): wherein R1, and R2 together wirh the carbon atoms to which they are bonded are joined together to form a C3-C30 ring, and R3 is an ally!, benzyl, or methallyl group. R4, R5, and R6 are independently hydrogen, C1-C30 alkyl group, C1-C30 alkenyl group, C3-C12 cycloalkyl group, C6-C25 aryl group, C6-C25 arylalkyl group, or C1-C30 alkoxy group.
A compound for use as an antioxidant having the formula (I): R1 and R2 together with the carbon atoms to which they are bonded are joined together to form a C3-C30 ring. The C3-C30 ring may be substituted with one or more substituents or unsubstituted. The C3-C30 ring may contain one or more heteroatoms. The C3-C30 ring may be saturated, partially unsaturated, or fully unsaturated.
A non-pneumatic tire comprising side cavities that are staggered with respect to laterally opposing side cavities, and laterally extending tread grooves that are in substantial radial alignment with the cavities. In another embodiment, the invention is to a tire comprising side cavities that are staggered with respect to laterally opposing side cavities, and laterally extending tread grooves that are substantially offset relative to the side cavities. The side cavities may be separated by ribs which are either radial oriented or are angled relative to the radial direction. The tread grooves may have walls at are straight or angled relative to the radial direction. Also provided are processes for making such tires and to off-the-road (OTR) vehicles employing such tires.
