CHEMTURA CORPORATION Patent applications |
Patent application number | Title | Published |
20150376537 | Lubricants Comprising 2-Hydroxyalkylamide Friction Modifying Compositions - 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 C | 12-31-2015 |
20150158734 | Method for Making Bromides - 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. | 06-11-2015 |
20150105588 | FIXED BED PROCESS FOR CLAY CATALYZED ALKYLATION OF AROMATIC AMINES - 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. | 04-16-2015 |
20150087797 | Plasticizer Free Curing Composition - 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. | 03-26-2015 |
20150031805 | Phosphorus Containing Flame Retardants - 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. | 01-29-2015 |
20140342110 | Thermoplastic Polyurethane From Low Free Monomer Prepolymer - 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. | 11-20-2014 |
20140213741 | Low Free MDI Prepolymers for Rotational Casting - 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 toal 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. | 07-31-2014 |
20140194588 | Accelerated Cure of Isocyanate Terminated Prepolymers - A method for preparing a polyurethane elastomer, the method comprising mixing an isocyanate terminated prepolymer and a nitrogen-containing organic salt to form a prepolymer mixture and reacting the prepolymer in the prepolymer mixture with a methylenedianiline metal salt coordination complex chain extender to form the polyurethane elastome. The nitrogen-containing organic salt is 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. | 07-10-2014 |
20140056838 | Recreational Water with Improved Interaction with Skin, Hair and Eyes - The feel of skin and hair and the manageability of hair exposed to recreational water is improved by the addition of select organic polymers, e.g., charged organic polymers such as cationic organic polymers containing multiple charges. In one embodiment, excellent results are achieved when the added organic polymer(s) include polymeric quaternary ammonium compounds such as poly-DADMAC. The cationic organic polymers of the invention do not interfere with the activity of other recreational water treatments such as halogen releasing compounds and do not decompose due to the presence of halogen releasing water sanitizers, generate a detectable odor or impart noticeable color to the recreational water. | 02-27-2014 |
20140027358 | Water Treatment System - A system for dispensing water treatment compositions into a pool, spa, or other body of water is disclosed, which system provides a visible cue that the water treatment is properly dispersing and also provides a visible cue when the desired amount of water treatment has been dispensed. The system comprises a dispenser and the water treatment composition contained within the body of the dispenser, which dispenser and which system provides a readily visual cue that when the water treatment dose has been fully, or in some cases mostly or partially dispersed. For example, the dispenser sinks when fully dosed and resurfaces when empty, and in particular embodiments the water treatment comprises a means for generating visible gas bubbles and/or producing a color stream as the treatment dissolves. | 01-30-2014 |
20130244915 | Friction Modifier Composition for Lubricants - 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. | 09-19-2013 |
20130207023 | Polyester Lubbricant 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. | 08-15-2013 |
20130207022 | Working Fluids Comprising Difluoromethane and Di-Pentaerythritol Ester - 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 C | 08-15-2013 |
20130200294 | Refrigeration Oil and Compositions with Hydrocarbon Refrigerants - Polyol ester lubricant compositions comprising predominately straight chain C | 08-08-2013 |
20130197252 | Preparation of Tri-Alkyl Gallium or Tri-Alkyl Indium Compounds - Trialkyl 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., GaCl | 08-01-2013 |
20130190434 | Polyolefin Compositions for Film, Fiber and Molded Articles - Polyolefin compositions prepared by processing a polyolefin resin and a mixture of a select hindered phenol and select liquid phosphite above the melting point of the polyolefin contain a higher amount of retained active phosphorus than when other common phosphites are used. The compositions, and films, fibers and other molded articles prepared from the compositions show improved stabilization against NOX discoloration and long term oxidation. The select liquid phosphite consists mainly of a mixture of triphenyl phosphite derivatives wherein the phenyl groups are substituted by different numbers of butyl and/or amyl substituents. | 07-25-2013 |
20130178404 | Microwave Process for Preparing Stable Metal Oxide Dispersions - 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. | 07-11-2013 |
20130150275 | Cross Products and Co-Oligomers of Phenylenediamines and Aromatic Amines as Antioxidants for Lubricants - 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 | 06-13-2013 |
20130053482 | Brominated Flame Retardant, Antimony Oxide Free Polymer Formulations - 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. | 02-28-2013 |
20130022863 | Electrolytes Comprising Polycyclic Aromatic Amine Derivatives - 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. | 01-24-2013 |
20130005620 | 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. | 01-03-2013 |
20120296013 | Aluminum Phosphorus Acid Salts as Epoxy Resin Cure Inhibitors - 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. | 11-22-2012 |
20120264839 | FLAME RETARDANT BLENDS FOR FLEXIBLE POLYURETHANE FOAMS - 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. | 10-18-2012 |
20120238657 | Reactive Flame Retardants Blends for Flexible Polyurethane Foams - A flexible polyurethane foam containing a flame retardant blend of at least one diester diol a ring-brominated aromatic compound and at least one epoxy resin. | 09-20-2012 |
20120234444 | NON-PNEUMATIC TIRE WITH ANNULAR SPOKE REINFORCING WEB - A non-pneumatic tire is provided with an annular reinforcing web that reduces the bending of compression spokes formed in the tire and reduces stresses and strains in the tire. The non-pneumatic tire includes an inner hoop member having an inner surface that defines the inner diameter of the tire, and an outer hoop member having a tread groove region that defines the outer diameter of the tire. A disc-shaped central web portion connects the inner and outer hoop members. A plurality of elongated, radially aligned cavities on either side of the central web defines integrally-formed compression spokes 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 to a mid portion of the spokes on either side of it. Preferably, the annular reinforcing web is reinforced with fiber webbings on its outer side for added strength. The annular reinforcing web allows the tire to be made with less polyurethane material with no reduction in load carrying capability. | 09-20-2012 |
20120065297 | FLAME RETARDANT HALOGENATED PHENYL ETHERS - A halogenated non-polymeric phenyl ether flame retardant is described having the general formula (I): | 03-15-2012 |
20120015853 | OVERBASED MAGNESIUM OXIDE DISPERSIONS - 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. | 01-19-2012 |
20110240910 | Refrigeration Oil and Compositions with Carbon Dioxide Refrigerant - Lubricant compositions comprising certain mixtures of esters of pentaerythritol, di-pentaerythritol, tri-pentaerythritol and higher pentaerythritol oligomers are ideally suited for use with CO | 10-06-2011 |
20110184107 | FLAME RETARDANT HALOGENATED PHENYL ETHERS - A halogenated non-polymeric phenyl ether is described having the general formula (I): | 07-28-2011 |
20110166272 | Tetrabromophthalic Diester Flame Retardants and their Production - In a process for producing a tetrabromophthalic diester composition, a liquid reaction mixture is prepared comprising tetrabromophthalic anhydride (TBPA), a C | 07-07-2011 |
20110118431 | Accelerated Cure of Isocyanate Terminated Prepolymers - 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. | 05-19-2011 |
20110079749 | LUBRICANTS FOR REFRIGERATION SYSTEMS - 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:
| 04-07-2011 |
20110071237 | Flame Resistance Natural Fiber-Filled Thermoplastics with Improved Properties - Flame retardant systems containing brominated flame retardants and chlorinated flame retardants with synergists and char formers are incorporated into wood-filled resins in combination with compatibilizers to enhance physical properties and to increase water extraction resistance and long term durability. Desirable embodiments of the invention relate to brominated and chlorinated flame retardant additives, synergists, and char formers for use in resins, including polyolefins, fillers, wood-filled polyolefins, in particular wood-filled polyolefins comprising over 20% wood flour, in combination with compatibilizers and methods of use of the flame retardants and fillers. The invention includes methods of making and using the composition. | 03-24-2011 |
20110065870 | Tris(Hydroxoxyphenyl) Phosphine Oxides and their Use as Flame Retardants for Epoxy Resins - A mixture of tris(hydroxyphenyl) or tris(alkoxyphenyl) phosphine oxide isomers is provided each having the formula (I): | 03-17-2011 |
20110065838 | Hydroxyphenyl Phosphine Oxide Mixtures and their use as Flame Retardants for Epoxy Resins - 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): | 03-17-2011 |
20110054126 | TWO-STAGE PROCESS AND SYSTEM FOR FORMING HIGH VISCOSITY POLYALPHAOLEFINS - 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 foamed in the first stage. The final polymer product may be used as a base stock for lubricant compositions. | 03-03-2011 |
20110028626 | FLAME RETARDANT HALOGENATED ARYL ETHER OLIGOMER COMPOSITIONS AND THEIR PRODUCTION - 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° C. 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. | 02-03-2011 |
20110024703 | ARYL ETHER OLIGOMERS AND PROCESS FOR MAKING ARYL ETHER OLIGOMERS - 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. | 02-03-2011 |
20100324219 | 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. | 12-23-2010 |
20100292376 | PHOSPHORUS-CONTAINING FLAME RETARDANTS - 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): | 11-18-2010 |
20100264361 | SOLID COMPOSITION FOR TREATING WATER - Solid water treatment compositions are provided comprising (a) a halogen-containing source; (b) a boron-containing source; and (c) a polyphosphate-containing source. Methods for their use are also provided. | 10-21-2010 |
20100234653 | PROCESSES FOR MAKING ALKYL HALIDES - 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. | 09-16-2010 |
20100210790 | LOW MOLECULAR WEIGHT HALOGENATED AROMATIC POLYMERS AND THEIR USE AS FLAME RETARDANTS - 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): | 08-19-2010 |
20100197837 | POLYMERS WITH LOW GEL CONTENT AND ENHANCED GAS-FADING - 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. | 08-05-2010 |
20100190902 | ALKYLTIN SULFANYL ESTER THIOLS - Disclosed herein are compounds of the formula: | 07-29-2010 |
20100190900 | LIQUID BUTYLARYL PHOSPHITE COMPOSITIONS - 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. | 07-29-2010 |
20100190672 | PRODUCTION OF POLYOL ESTER LUBRICANTS FOR REFRIGERATION SYSTEMS - A poly(neopentylpolyol) ester composition is produced by reacting a neopentylpolyol having the formula: | 07-29-2010 |
20100181523 | 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: | 07-22-2010 |
20100174106 | HETEROGENEOUS ORGANOTIN CATALYSTS - Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: | 07-08-2010 |
20100162616 | FUEL AND LUBRICANT ADDITIVE CONTAINING ALKYL HYDROXY CARBOXYLIC ACID BORON ESTERS - 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. | 07-01-2010 |
20100160516 | FLAME RETARDANT HALOGENATED PHENYL ETHER BLENDS - A flame retardant blend comprises at least first and second halogenated non-polymeric phenyl ethers having the general formula (I): | 06-24-2010 |
20100152477 | HETEROGENEOUS ORGANOTIN CATALYSTS - Supported heterogeneous organotin catalysts of the formula X1, X2, or X3: | 06-17-2010 |
20100130396 | ANTIOXIDANT COMPOSITIONS - 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: | 05-27-2010 |
20100127218 | AROMATIC SULFONIC ACIDS, AMINES AND NITROPHENOLS IN COMBINATION WITH NITROXYL RADICAL-CONTAINING COMPOUNDS OR C-NITROSOANILINES AS POLYMERIZATION INHIBITORS - Disclosed herein is a method for inhibiting and retarding the premature polymerization and the polymer growth of vinyl aromatic monomers wherein the method comprises adding to said monomers an effective amount of an inhibitor and retarder blend comprising:
| 05-27-2010 |
20100120990 | PROCESS FOR CONTROLLING THE MOLECULAR WEIGHT OF POLYMERS OF BROMOSTYRENE - 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. | 05-13-2010 |
20100117022 | LUBRICANTS FOR REFRIGERATION SYSTEMS - 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. | 05-13-2010 |
20100093897 | COMPOSITION AND METHOD FOR INHIBITING POLYMERIZATION AND POLYMER GROWTH - A method for inhibiting the premature polymerization and the polymer growth of ethylenically unsaturated monomers is disclosed wherein the method comprises adding to said monomers an effective amount of at least one hydrogen donor or electron acceptor. In a preferred embodiment, the hydrogen donor or electron acceptor is used in combination with a stable nitroxyl free radical. | 04-15-2010 |
20100076131 | LIQUID BUTYLARYL PHOSPHITE COMPOSITIONS AND ALKYLATE COMPOSITIONS FOR MANUFACTURING SAME - Alkylate compositions comprising a monobutylphenol in an amount ranging from 50 weight percent to 99 weight percent and a dibutylphenol in an amount ranging from 1 weight percent to 50 weight percent, the weight percentages being based on the total weight of all components in the alkylate composition. The invention is also to processes for making such alkylate compositions and to processes for forming stable liquid butylaryl phosphite compositions from such alkylate compositions. | 03-25-2010 |
20100076125 | LIQUID PHOSPHITE COMPOSITION DERIVED FROM CRESOLS - A composition at least two different phosphites, one of which is derived from an alkylated 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 C | 03-25-2010 |
20100069687 | PROCESS FOR SYNTHESIS OF POLYALPHAOLEFIN AND REMOVAL OF RESIDUAL CATALYST COMPONENTS - 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. | 03-18-2010 |
20100069542 | LIQUID AMYLARYL PHOSPHITE COMPOSITIONS AND ALKYLATE COMPOSITIONS FOR MANUFACTURING SAME - Alkylate compositions comprising a monoamylphenol in an amount ranging from 25 weight percent to 99 weight percent and a diamylphenol in an amount ranging from 1 weight percent to 60 weight percent, the weight percentages being based on the total weight of all components in the alkylate composition. The invention is also to processes for making such alkylate compositions and to processes for forming stable liquid amylaryl phosphite compositions from such alkylate compositions. | 03-18-2010 |
20100059421 | 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 top 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 refill 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. | 03-11-2010 |
20100055203 | SOLID COMPOSITION FOR TREATING WATER - Solid water treatment compositions are provided comprising (a) a halogen-containing source; (b) a boron-containing source; and (c) a polyphosphate-containing source. Methods for their use are also provided. | 03-04-2010 |
20100041781 | FLAME RETARDANTS AND FLAME RETARDED POLYMERS - There is presented a new flame retardant composition comprising a brominated aromatic composition and a butyl substituted phenyl phosphate. | 02-18-2010 |
20100036151 | PREPARATION OF TETRAKIS[3(3,5-DI-TERT-BUTYL-4-HYDROXYPHENYL)PROPIONYL OXYMETHYL]METHANE - A transesterification process for the preparation of tetrakis[3-(3,5-di-tert-butyl-4-hydroxy phenyl)propionyl oxymethyl]methane by the reaction of methyl-(3,5-di-tert-butyl-4-hydroxy phenyl)propionate ester with pentaerythritol wherein the reaction takes place in the presence of an ester exchange catalyst combination consisting of (a) at least one basic or neutral catalyst and (b) at least one metal compound capable of behaving as a Lewis acid being different from the basic or neutral catalyst and wherein the reaction is conducted through a first stage in which only the at least one basic or neutral catalyst is present in the reaction mixture followed by a second stage which commences with the addition of Lewis acid catalyst to the reaction mixture when the amount of di-substituted intermediate product contained within the reaction mixture has been reduced to less than 20 area % analysed by HPLC. | 02-11-2010 |
20100025636 | LIQUID PHOSPHITE COMPOSITIONS HAVING DIFFERENT ALKYL GROUPS - 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. | 02-04-2010 |
20100009875 | 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 additive package; and (iii) a sulfur-containing phenol. | 01-14-2010 |
20100004363 | LIQUID PHOSPHITE BLENDS AS STABILIZERS - A composition is disclosed that comprises a blend of at least two different phosphites of the structure | 01-07-2010 |
20090326112 | LIQUID AMYLARYL PHOSPHITE COMPOSITIONS - 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. | 12-31-2009 |
20090281360 | POLYALPHAOLEFINS AND PROCESSES FOR FORMING POLYALPHAOLEFINS - 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 C | 11-12-2009 |
20090221754 | POLYMER COMPOSITIONS OF BROMOSTYRENES HAVING CONTROLLED MOLECULAR WEIGHT - A controlled molecular weight polymer of styrene is provided having bromine substituted thereon. Control of molecular weight is achieved by the use of alphα-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. | 09-03-2009 |
20090211678 | NON-PNEUMATIC TIRE HAVING ANGLED TREAD GROOVE WALL - A non-pneumatic tire comprising side cavities that are staggered with respect to laterally opposing side cavities, and laterally extending tread grooves that are either in substantial radial alignment with the cavities or substantially offset relative to the cavities. The tread grooves have at least one wall that is angled with respect to the radial direction, i.e., the direction relative to the tire's axis of rotation. The wall may be an open angle having an angle of 5° to 65° relative to the radial direction. Also provided are processes for making such tires and to off-the-road (OTR) vehicles employing such tires. | 08-27-2009 |
20090181870 | 1,3 DITHIOLANE-2-THIONE ADDITIVES FOR LUBRICANTS AND FUELS - Fuels, especially hydrocarbon fuels, and lubricants, especially lubricating oils, contain a class of anti-corrosion, anti-wear, anti-fatigue, and extreme pressure additives that are derived from 1,3-dithiolane-2-thiones. | 07-16-2009 |
20090008603 | CALCIUM HYPOCHLORITE COMPOSITIONS - Stable compositions of calcium hypochlorite containing selected hydrated inorganic salts having a sufficiently high enthalpy and the ability to provide water release to sufficiently quench reactions and reduce the potential for conflagration. | 01-08-2009 |
20080234517 | ALKYLATION OF N'-PHENYL-N-ALKYLPHENYLENEDIAMINES IN IONIC LIQUID AND N'-PHENYL-N-ALKYL(ALKYLPHENYLENE) DIAMINES PRODUCED THEREBY - A process for alkylation of a N′-phenyl-N-alkyl-p-phenylenediamine of specified formula in an ionic liquid unexpectedly produces a N′-phenyl-N-alkyl(alkylphenylene)diamine of a second specified formula. The use of an inorganic liquid permits convenient separation of the alkylated reaction product from the reaction mixture. | 09-25-2008 |