INVISTA NORTH AMERICA S.A.R.L. Patent applications |
Patent application number | Title | Published |
20160032518 | Soil Repellency, Aqueous Dispersions, Soil Repellant Soft Articles, and Methods of Making the Same - A soil repellency aqueous dispersion for treating various fibers, yarns, and textiles is disclosed. The dispersion provides superior soil resistance when compared to known fluorochemical and silicone fiber treatments. The dispersion comprises clay nanoparticle components and fluorochemicals that can be applied to the fibers, yarns, and textiles using known methods. | 02-04-2016 |
20150360965 | APPARATUS AND METHOD FOR DECREASING HUMIDITY DURING AN ANDRUSSOW PROCESS - The system and methods described herein solve problems of inaccurate flow control, loss of optimum reactant gas feed ratios, and the associated inefficiencies brought on by variable humidity in reactant feedstream gases during production of hydrogen cyanide by an Andrussow process. | 12-17-2015 |
20150351972 | PLASTIC THREAD TRANSPORTING METHOD AND ASSEMBLY HAVING SIMPLIFIED PATH - An elastic thread transporting assembly and method provides for the transporting of thread to a production line. The assembly includes a thread creel for supplying multiple threads. The thread creel defines an unwinding location. A carrier is positioned for transporting the threads to the production line along a carrier path. An attachment device for attaching the threads to the carrier is provided. The attachment device is placed in close proximity to the unwinding location. The carrier path provides unrestricted access to the threads between the unwinding location and the production line. | 12-10-2015 |
20150344689 | THERMOPLASTIC POLYAMIDE COMPONENTS, AND COMPOSITIONS AND METHODS FOR THEIR PRODUCTION AND INSTALLATION - Thermoplastic polyamide containing components, as well as compositions, articles of manufacture, and methods for their production and installation are provided. | 12-03-2015 |
20150308041 | DYEING AND PRINTING OF FABRICS INCLUDING PARTIALLY AROMATIC POLYAMIDES - An article exhibiting flame resistant or flame retardant (FR) property including a fabric that has received a pre-treatment applied dye or print or combinations thereof; and a post-treatment applied FR additive. The fabric includes a primary yarn including a fiber having vapor phase action and a partially aromatic polyamide fiber. | 10-29-2015 |
20150299867 | ALIPHATIC DICARBOXLIC ACID MIXTURE FORMULATION - A novel mixture composition comprising various aliphatic dicarboxylic acids is provided. Further, a composition comprising the aliphatic dicarboxylic acid mixture composition, water and at least one water-soluble organic amine is provided. Further, a method for inhibiting corrosion of metal surfaces comprising contacting the metal with the composition comprising the aliphatic dicarboxylic acid mixture composition as above, water and at least one water-soluble organic amine is provided. | 10-22-2015 |
20150275400 | Bulked Continuous Filaments with Trilobal Cross-Section and Round Central Void and Spinneret Plates Producing Filament - Briefly described, embodiments of the present disclosure include trilobal bulked continuous filaments (BCFs) with a generally round central void, spinneret plates with a capillary design for producing the BCFs of the present disclosure, articles and carpets produced from the BCFs of the present disclosure, methods of producing the trilobal BCFs of the present disclosure, and the like. | 10-01-2015 |
20150274922 | MATERIALS COMPRISING NVR POLYOLS - The present disclosure relates to products prepared from polyol compositions, useful as components of polyurethane polymers, produced from non-volatile distillation residues of cyclohexane oxidation reaction byproducts. For example, the disclosure provides polyurethane (PU) polymers made using the polyol compositions and polyfunctional isocyanates. The PU polymers can be used as binders for fiber substances and foams. | 10-01-2015 |
20150247284 | PROCESSES TO DYE AND TREAT SINGLE BCF YARN - Disclosed are processes for applying dyes, optional stain blocker and anti-soil compositions on single BCF yarns during rewinding, prior to twisting, weaving, knitting or tufting. The processes forego the need to dye and otherwise treat carpets and other textiles made from the BCF yarn using current methods. Also disclosed are systems, BCF yarns, and carpets made from the BCF yarn treated by the disclosed process. | 09-03-2015 |
20150233026 | Thermoplastic-Poly(Dihydrocarbylsiloxane) Compositions, and Fibers, and Processes for Making Fibers - Polymer compositions useful as shaped articles such as synthetic yarns are disclosed. The polymer compositions include poly(dihydrocarbylsiloxane) components featuring one or more of octyl, dodecyl, cetyl, behenyl, vinyl, bis-vinyl, vinyl-reacted, or bis-vinyl-reacted substituents. The synthetic yams have been used to produce tufted carpets having improved performance characteristics, including softness benefits, as well as improved water repellency and soil release. | 08-20-2015 |
20150218749 | PROCESSES TO DYE AND TREAT BCF YARN - Disclosed are processes for applying dyes, stain blocker and anti-soil compositions on BCF yarns during cable or air twisting processes, or heat setting processes, prior to weaving, knitting or tufting. Further discloses are process for applying dyes, stain blocker and anti-soil compositions on BCF yarns prior to heat setting. The processes forego the need to dye and otherwise treat carpets and other textiles made from the BCF yarn using current methods. Also disclosed are systems, BCF yarns, and carpets made from the BCF yarn treated by the disclosed process. | 08-06-2015 |
20150203682 | THERMOPLASTIC COMPOSITION FOR USE IN HIGH IMPACT APPLICATIONS - A thermoplastic composition comprising from about 50 to about 99 by weight percent of a nylon 6,6 resin, from about 1 to about 50 by weight percent of a polymer performance modifier and about from 0.01 to about 25 by weight percent of a silicone based additive, wherein the silicone based additive comprises an ultrahigh molecular weight siloxane polymer that is unfunctionalized and non-reactive with the polyamide resin, wherein the thermoplastic composition has an impact strength value which is greater than the combination of the polyamide resin and the polymer performance modifier or the combination of the polyamide resin and the silicone based additive and wherein the thermoplastic composition has an ultimate tensile strength that is at least 80% that of the combination of the polyamide resin and the polymer performance modifier. | 07-23-2015 |
20150196900 | NICKEL FORM FOR PREPARATION OF CATALYTIC NICKEL-LIGAND COMPLEXES - A novel nickel particulate form is provided that efficiently forms a zero-valent nickel complex with a phosphorus-containing ligands in an organic liquid to form a hydrocyanation catalyst. Particles in the nickel particulate form comprise nickel crystallites. For example, the nickel particulate form can have a BET Specific Surface Area of at least about 1 m | 07-16-2015 |
20150191567 | TETRAHYDROFURAN PURGE TREATMENT PROCESS - The present invention provides a tetrahydrofuran purge stream treatment process, and a process for manufacturing polyether glycol comprising same. The process for treating a tetrahydrofuran stream purged from a polyether glycol manufacturing process comprises steps of neutralizing acidic substances in a tetrahydrofuran stream purged from the polyether glycol manufacturing process with an aqueous base solution, feeding the neutralized effluent to an azeotropic distillation column, and distilling tetrahydrofuran and water overhead from the azeotropic distillation column. The process can further comprise a step of disposing of the neutralized salts and excess base in the aqueous bottoms stream from the azeotropic distillation column. The process can further comprise steps of recovering THF from the overhead of the azeotropic distillation column, and recycling the recovered THF to a polyether glycol manufacturing process. | 07-09-2015 |
20150158976 | ALKANOLYSIS PROCESS AND METHOD FOR SEPARATING CATALYST FROM PRODUCT MIXTURE - The present invention provides an improved process and apparatus for alkanolysis of polytetramethylene ether diacetate to polytetraalkylene ether glycol in the presence of a C1 to C4 alkanol and an alkali or alkaline earth metal catalyst wherein the catalyst component of the product mixture comprising polytetraalkylene ether glycol, alkanol and catalyst, essentially free of the alkanol acetate by-product, e.g., methyl acetate is removed by contacting the mixture in the absence of added water with certain ion exchange resin at specified contact conditions. The invention further provides a highly efficient method for removing the catalyst component of a mixture comprising polytetraalkylene ether glycol, alkanol and alkali or alkaline earth metal catalyst by contacting the mixture in the absence of added water with certain ion exchange resin at specified contact conditions, | 06-11-2015 |
20150152032 | BUTANOL RECOVERY PROCESS - The present invention provides an improved process for recovering butanol from a mixture comprising water, methanol, propanol, butanol and optionally other organic compounds. More particularly, the invention relates to a process for recovering butanol as an essentially pure product from a mixture comprising water, methanol, propanol, butanol and other organic compounds. | 06-04-2015 |
20150133017 | STRETCH WOVENS WITH A CONTROL YARN SYSTEM - An article including a woven fabric comprising warp yarns and weft yarns, wherein at least one of either the warp yarns or the weft yarns includes: (a) a corespun elastic base yarn having a denier and including staple fiber and an elastic fiber core; and (b) a separate control yarn selected from the group consisting of a single filament yarn, a multiple filament yarn, a composite yarn, and combinations thereof; having a denier greater than zero to about 0.8 times the denier of the corespun elastic base yarn; wherein the woven fabric includes (1) a ratio of corespun base yarn ends to control yarn ends of up to about 6:1; or (2) a ratio of corespun base yarn picks to control yarn picks of up to about 6:1; or (3) both a ratio of corespun base yarn ends to control yarn ends of up to about 6:1; and a ratio of corespun base yarn picks to control yarn picks of up to about 6:1. | 05-14-2015 |
20150104598 | THERMOPLASTIC COMPOSITION FOR USE IN HIGH IMPACT APPLICATIONS - A thermoplastic composition comprising from about 50 to about 99 by weight percent of a nylon 6,6 resin, from about 1 to about 50 by weight percent of a polymer performance modifier and about from 0.01 to about 25 by weight percent of a silicone based additive, wherein the silicone based additive comprises an ultrahigh molecular weight siloxane polymer that is unfunctionalized and non-reactive with the polyamide resin, wherein the thermoplastic composition has an impact strength value which is greater than the combination of the polyamide resin and the polymer performance modifier or the combination of the polyamide resin and the silicone based additive and wherein the thermoplastic composition has an ultimate tensile strength that is at least 80% that of the combination of the polyamide resin and the polymer performance modifier. | 04-16-2015 |
20150057214 | EMULSION COMPOSITIONS AND A METHOD FOR SELECTING SURFACTANTS - A method for preparing a microemulsion is disclosed which employs a method based upon identification of the phase behavior of a plurality of components comprising the microemulsion. Further disclosed is a microemulsion composition comprising a first component, coupling agent, and surfactant. | 02-26-2015 |
20150044448 | BICOMPONENT SPANDEX WITH REDUCED FRICTION - Disclosed herein are spandex fibers having reduced friction. The spandex fibers have a sheath-core cross-section with a lubricating additive is included in the sheath. A fusing additive is optionally included where a coalesced multifilament spandex yarn is desired. | 02-12-2015 |
20150025279 | PROCESS FOR PRODUCING DODECANE-1,12-DIOL BY REDUCTION OF LAURYL LACTONE PRODUCED FROM THE OXIDATION OF CYCLODODECANONE - A process for synthesizing dodecane-1,12-diol, and by-products thereof, by the reduction of lauryl lactone produced from the oxidation of cyclododecanone. | 01-22-2015 |
20140378712 | ALKANOLYSIS PROCESS - The present invention provides an improved process for converting a diester of polyether polyol, e.g., PTMEA, to the corresponding dihydroxy product, e.g., polytetramethylene ether glycol (PTMEG) continuously in a reaction zone, such as, for example, a reactive distillation system, for achieving virtually complete conversion of PTMEA to PTMEG, and recovery of PTMEG free of unreacted or unconverted PTMEA and alkanol ester by-product. | 12-25-2014 |
20140378693 | EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS - Disclosed herein are methods for recovering diphosphite-containing compounds from mixtures comprising organic mononitriles and organic dinitriles, using liquid-liquid extraction. Also disclosed are treatments to enhance extractability of the diphosphite-containing compounds. | 12-25-2014 |
20140364638 | EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS - Disclosed herein are methods for recovering diphosphite-containing compounds from mixtures comprising organic mononitriles and organic dinitriles, using liquid-liquid extraction. Also disclosed are treatments to enhance extractability of the diphosphite-containing compounds. | 12-11-2014 |
20140350280 | EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS - Disclosed herein are methods for recovering diphosphite-containing compounds from mixtures comprising organic mononitriles and organic dinitriles, using liquid-liquid extraction. Also disclosed are treatments to enhance extractability of the diphosphite-containing compounds. | 11-27-2014 |
20140316153 | EXTRACTION SOLVENT CONTROL FOR REDUCING STABLE EMULSIONS - Disclosed herein are methods for recovering diphosphite-containing compounds from mixtures comprising organic mononitriles and organic dinitriles, using liquid-liquid extraction. Also disclosed are pre-treatments to enhance extractability of the diphosphite-containing compounds. | 10-23-2014 |
20140303405 | PRODUCT RECOVERY PROCESS IN THE FILTRATION OF POLYETHER POLYOLS - An improved method for recovering a purified polyether polyol comprising the steps of providing an aqueous solution of a polyether polyol containing an alkali metal catalyst residual formed from a transesterification process, contacting the aqueous solution with a stoichiometric excess of magnesium sulfate to form a second aqueous solution, removing water from said second aqueous solution at a temperature above the melt temperature of said polyether polyol to produce a dehydrated slurry containing a molten polyether polyol phase essentially free of residual alkali metal and a precipitated solid phase comprising sulfate and/or sulfite salts of the alkali metal catalyst, magnesium hydroxide, and excess magnesium sulfate and/or sulfide, passing the dehydrated slurry of through a filtration system comprising a filtration press to separate the molten polyether polyol phase from the precipitated solid phase, wherein the filtration press is treated with a filter aid that is essentially free of transition metal oxide content, separating the molten polyether polyol phase substantially free of water, residual alkali metal catalyst and transition metal contaminants from the precipitated solid phase and recovering polyether polyol from the separated polyether polyol phase. | 10-09-2014 |
20140303052 | THICKENED GREASE COMPOSITION - A thickened grease composition is provided by process of heating a mineral oil and 12-hydroxystearic acid with lithium hydroxide and forming a simple lithium grease to which at least one component selected from the group comprising succinic acid, glutaric acid, adipic acid, 6-hydroxycaproic acid, dimethyl succinate, dimethyl glutarate, dimethyl adipate, methyl hydroxycaproate, cyclohexanediols, methyl 5-hydroxyvalerate, methyl valerate, gamma butyrolactone, and methyl levulinate or mixtures thereof. | 10-09-2014 |
20140256988 | POLYETHERAMINES, COMPOSITIONS INCLUDING POLYETHERAMINES, AND METHODS OF MAKING - Embodiments of the present disclosure include polyetheramines, methods of making polyetheramine, methods of using polyetheramine, and the like. | 09-11-2014 |
20140217224 | TUBE CORE FOR HUMID ENVIRONMENT - The invention relates to tube cores for yarn, especially elastomeric yarn such as spandex. The tube cores include a moisture barrier, which provides an increase in strength for a tube core including the same amount of paper or a maintenance of strength for a tube core including a reduced amount of paper. | 08-07-2014 |
20140194337 | EMULSION COMPOSITIONS AND A METHOD FOR SELECTING SURFACTANTS - A method for preparing a microemulsion is disclosed which employs a method based upon identification of the phase behavior of a plurality of components comprising the microemulsion. Further disclosed is a microemulsion composition comprising a first component, coupling agent, and surfactant. | 07-10-2014 |
20140193861 | Methods Of Producing 7-Carbon Chemicals Via Aromatic Compounds - This document describes biochemical pathways for producing pimelic acid, 7-aminoheptanoate, 7-hydroxyheptanoate, heptamethylenediamine, or 1,7-heptanediol by forming two terminal functional groups, comprised of carboxyl, amine or hydroxyl group, in a C7 aliphatic backbone substrate produced from chorismate or benzoate. These pathways, metabolic engineering and cultivation strategies described herein rely on the anaerobic benzoyl-CoA degradation pathway enzymes. | 07-10-2014 |
20140121406 | PURE PLANT MOTHER LIQUOR SOLVENT EXTRACTION SYSTEM AND METHOD - The invention relates to a process for producing terephthalic acid and for purifying the mother liquor resulting from said process. Useful compounds can be extracted from the mother liquor and the purified mother liquor can be returned for use in the process. Advantageously, certain parameters of the mother liquor purification method are selected such that the purification provides an economic benefit as compared with other purification methods. | 05-01-2014 |
20140113995 | POLYMER COMPOSITIONS INCLUDING CELLULOSE ESTER - Included are polymer compositions including a polymer and about 0.1% to 25% by weight of a cellulose additive. The polymer composition is in the form of a film and the cellulose additive may be a cellulose ester such as cellulose acetate butyrate. | 04-24-2014 |
20140109280 | POLYURETHANE YARN, AS WELL AS FABRIC AND SWIMWEAR USING SAME - In order to provide a polyurethane yarn having exceptional performance in terms of resistance to chlorine embrittlement essentially without the use of zinc, which is a heavy metal, and having advantageous application particularly in swimwear; as well as a fabric and article of swimwear using the polyurethane yarn, the present invention is a polyurethane yarn characterized in containing a partially hindered phenol compound having at least one partially hindered hydroxyphenyl group and a molecular weight of 300 or more, and a synthetic carbonate comprising one metal selected from the group consisting of alkali metals and alkaline-earth metals. The polyurethane yarn and other fibers are combined to yield a fabric and article of swimwear. | 04-24-2014 |
20140103555 | POLYOLEFIN ELASTIC FIBER - An article comprising a yarn comprising an elastomeric propylene-based polymer composition; said polymer composition comprising at least one elastomeric propylene-based polymer, wherein said yarn has break elongation of greater than 200%. | 04-17-2014 |
20140051884 | PRODUCTION OF AROMATIC CARBOXYLIC ACIDS - An applicator instrument ( | 02-20-2014 |
20140031476 | THERMOPLASTIC COMPOSITION FOR USE IN HIGH IMPACT APPLICATIONS - A thermoplastic composition comprising from about 50 to about 99 by weight percent of a nylon 6,6 resin, from about 1 to about 50 by weight percent of a polymer performance modifier and about from 0.01 to about 25 by weight percent of a silicone based additive, wherein the silicone based additive comprises an ultrahigh molecular weight siloxane polymer that is unfunctionalized and non-reactive with the polyamide resin, wherein the thermoplastic composition has an impact strength value which is greater than the combination of the polyamide resin and the polymer performance modifier or the combination of the polyamide resin and the silicone based additive and wherein the thermoplastic composition has an ultimate tensile strength that is at least 80% that of the combination of the polyamide resin and the polymer performance modifier. | 01-30-2014 |
20140001402 | MISCIBILITY OF OTHERWISE IMMISCIBLE COMPOUNDS | 01-02-2014 |
20130345459 | PREPARING A NICKEL PHOSPHORUS LIGAND COMPLEX - The present invention relates to a method of preparing a nickel complex including nickel and at least one phosphorus-containing ligand by reacting at least a portion of a nickel metal with at least one phosphorus-containing ligand. The nickel metal is prepared from a nickel composition including nickel(II). | 12-26-2013 |
20130317242 | NICKEL COMPOSITIONS FOR PREPARING NICKEL METAL AND NICKEL COMPLEXES - Nickel(II) compositions for use in manufacturing nickel metal (Ni(0)) compositions, and specifically to methods of making basic nickel carbonates used to produce nickel metal compositions are disclosed. By varying the molar ratios of carbonates and bicarbonates to nickel salts, the methods provide basic nickel carbonates that produce superior nickel metal-containing solids that are well-suited to forming nickel-ligand complexes with phosphorus-containing ligands. The phosphorus-containing ligands can be monodentate or bidentate phosphorus-containing ligands. | 11-28-2013 |
20130299738 | NITROUS OXIDE-CONTAINING IONIC LIQUIDS AS CHEMICAL REAGENTS - The invention relates to the use of an N | 11-14-2013 |
20130298519 | BI-COMPONENT SPANDEX WITH SEPARABLE REDUCED FRICTION FILAMENTS - Disclosed herein are spandex fibers having reduced friction combined to provide a multiple end spandex package. The spandex fibers have a sheath-core cross-section with a lubricating additive is included in the sheath. A fusing additive specifically excluded to avoid coalescence among the individual filaments in the yarn. When combined in a yarn package, the multiple filaments are separable. | 11-14-2013 |
20130251928 | PROCESS FOR CRYSTALLIZING AND SOLID STATE POLYMERIZING POLYMERS AND THE COATED POLYMER - This invention relates to a process for crystallizing and solid state polymerizing polymers, in the form of amorphous pellets by coating the pellets with a coating of 50 to 250 ppm of an anti-sticking agent to the amorphous pellets. The invention also relates to such a coated pellet. The coated pellet is then heated such that its surface is at least partially crystallized or essentially crystallized. Next it is solid state polymerize to a high molecular weight. The capacity of the crystallization and solid state polymerization process can be increased by using higher temperatures when the anti-sticking agent is present as compared to a normal process using the same polymer. The preferred anti-sticking agents are chosen to give high clarity to articles made from the high molecular weight pellet. The preferred anti-sticking agent is fumed silica, but other organic and inorganic coatings may be used. | 09-26-2013 |
20130247535 | METHODS OF MAKING AND USING ELASTIC FIBER CONTAINING AN ANTI-TACK ADDITIVE - Methods of making and using anti-tack additives for elastic fibers are disclosed. The elastic fibers include CE additive. | 09-26-2013 |
20130244527 | FLAME RETARDANT FIBERS, YARNS, AND FABRICS MADE THEREFROM - Disclosed are technical fibers and yarns made with partially aromatic polyamides and non-halogenated flame retardant additives. Fabrics made from such fibers and yarns demonstrate superior flame retardancy over traditional flame retardant nylon 6,6 fabrics. Further, the disclosed fibers and yarns, when blended with other flame retardant fibers, do not demonstrate the dangerous “scaffolding effect” common with flame retardant nylon 6,6 blended fabrics. | 09-19-2013 |
20130228728 | COMPOSITIONS OF POLYHYDRIC ALCOHOLS AND POLYAMIDES - The present invention relates to a thermoplastic composition that provides improved thermal aging stability along with durability. The thermoplastic composition comprises a polyamide resin, and a polyhydric alcohol, wherein a majority of the polyhydric alcohol particles have a particle size that is less than about 70 microns. It has been found that a combination of a polyamide resin and a polyhydric alcohol with this particle size produces a superior product demonstrating greater thermal stability and durability than the polyamide resin alone. | 09-05-2013 |
20130211126 | PROCESS FOR MAKING NITRILES - Adiponitrile is made by reacting 3-pentenenitrile with hydrogen cyanide. The 3-pentenenitrile is made by reacting 1,3-butadiene with hydrogen cyanide and by isomerizing 2-methyl-3-butenenitrile. The reaction of 1,3-butadiene with hydrogen cyanide to produce 3-pentenenitrile also produces small amounts of dinitrile compounds, including adiponitrile (ADN) and methylglutaronitrile (MGN). Methylglutaronitrile is removed to provide an adiponitrile-enriched stream, which is used in a catalyst purification step. | 08-15-2013 |
20130211125 | PROCESS FOR MAKING NITRILES - Adiponitrile is made by reacting 3-pentenenitrile with hydrogen cyanide. The 3-pentenenitrile is made by reacting 1,3-butadiene with hydrogen cyanide. The 1,3-butadiene feed includes a small amount of tertiary-butylcatechol. The catalyst for the reaction of 1,3-butadiene with hydrogen cyanide to make 3-pentenenitrile is recycled. At least a portion of the recycled catalyst is purified by an extraction process. | 08-15-2013 |
20130211124 | PROCESS FOR MAKING NITRILES - Adiponitrile is made by reacting 3-pentenenitrile with hydrogen cyanide. The 3-pentenenitrile is made by reacting 1,3-butadiene with hydrogen cyanide and by isomerizing 2-methyl-3-butenenitrile. Phenolic compounds, such as phenol and cresols, are present as a catalyst impurity or as a catalyst degradation product. Phenolic compounds are removed during the nitrile manufacturing process. | 08-15-2013 |
20130211123 | PROCESS FOR MAKING NITRILES - Adiponitrile is made by reacting 3-pentenenitrile with hydrogen cyanide. The 3-pentenenitrile is made by reacting 1,3-butadiene with hydrogen cyanide. The catalyst for the reaction of 1,3-butadiene with hydrogen cyanide to make 3-pentenenitrile is recycled. At least a portion of the recycled catalyst is purified by an extraction process, which separates catalyst degradation products and reaction byproducts, such as mononitriles having 9 carbon atoms, from the catalyst. | 08-15-2013 |
20130211122 | PROCESS FOR MAKING NITRILES - An improved multi-reaction zone process provides for improved nitrile product quality and yield. In a first reaction zone, 1,3-butadiene is reacted with hydrogen cyanide in the presence of a catalyst to produce pentenenitriles comprising 3-pentenenitrile and 2-methyl-3-butenenitrile. In a second reaction zone, 2-methyl-3-butenenitrile, recovered from the first reaction zone, is isomerized to 3-pentenenitrile. In an optional third reaction zone, 3-pentenenitrile recovered from the first and second reaction zones is reacted with hydrogen cyanide in the presence of a catalyst and a Lewis acid to produce adiponitrile. A portion of the first catalyst is purified and recycled. Zero valent nickel is added to the purified first catalyst before it is recycled. | 08-15-2013 |
20130211121 | PROCESS FOR MAKING NITRILES - Adiponitrile is made by reacting 3-pentenenitrile with hydrogen cyanide. The 3-pentenenitrile is made by reacting 1,3-butadiene with hydrogen cyanide. The catalyst for the reaction of 1,3-butadiene with hydrogen cyanide to make 3-pentenenitrile is recycled. At least a portion of the recycled catalyst is purified by an extraction process, which separates catalyst degradation products and reaction byproduct from the catalyst. | 08-15-2013 |
20130210090 | METHODS OF MAKING NYLON INTERMEDIATES FROM GLYCEROL - Embodiments of the invention relate to the enzymatic conversion of bioderived feedstocks to commercially valuable chemicals. The enzymatic conversions of the embodiments of the invention offer the potential for lower cost routes to these value-added chemicals. Some of the chemicals that are useful include nylon intermediates such as caprolactam, adipic acid, 1,6-hexamethylene diamine; butanediols such as 1,4-butanediol, 1,3-butanediol, and 2,3-butanediol; butanols such as 1-butanol, and 2-butanol; succinic acid, butadiene, isoprene, and 3-hydroxypropanoic acid. | 08-15-2013 |
20130197143 | ELASTOMERIC COMPOSITIONS - The present invention relates to a novel polyurethane, copolyether ester or copolyether amide elastomer composition comprising a glycol derived from random copolymerization of alkylene oxide and tetrahydrofuran (THF), the alkylene oxide having from 2 to 4 carbon atoms, i.e., poly(tetramethylene-co-alkyleneether)glycol. | 08-01-2013 |
20130150610 | PROCESS FOR MAKING NITRILES - A hydrocyanation reaction is used to react 1,3-butadiene with hydrogen cyanide in the presence of a catalyst to produce pentenenitriles, as well as reaction byproducts, such as methylglutaronitrile (MGN). The effluent from the hydrocyanation reaction is distilled in a particular manner to produce a pentenenitrile-enriched stream, a catalyst-enriched stream and a stream enriched in methylglutaronitrile (MGN). At least a portion of the catalyst enriched stream may be recycled to the hydrocyanation reaction. 3-pentenenitrile may be recovered and, optionally, further reacted with HCN to make adiponitrile (ADN). | 06-13-2013 |
20130144079 | CALCINATION AND REDUCTION PROCESS INCLUDING A FLUIDIZING BED REACTOR - These disclosures relate to preparing nickel metal (Ni(0)) suited for use in catalyst systems, such as nickel complexes with phosphorus-containing ligands, useful to catalyze the hydrocyanation of ethylenically unsaturated compounds. The methods described herein can include use of steam during reduction of nickel. | 06-06-2013 |
20130143730 | METAL-LIGAND CATALYST FORMATION - As described herein, nickel treated with sulfur provides a surprisingly effective source of nickel atoms for generating nickel-phosphorus-containing ligand complexes useful as hydrocyanation catalysts. | 06-06-2013 |
20130118143 | SIZE-COVERED COMPOSITE YARNS AND METHOD FOR MAKING SAME - Composite yarns, comprising one or more elastomeric fibers and hard yarns, are formed by adhering the elastomeric fibers and hard yarns together using a size material. The size-covered composite yarn can be used in weaving and knitting to make stretch fabrics with desired garment characteristics. The size material may be removed by subsequent wet fabric processing. | 05-16-2013 |
20130079551 | RECOVERY OF AROMATIC CARBOXYLIC ACIDS AND OXIDATION CATALYST - The present invention relates to a process for recovery of catalyst, aromatic polycarboxylic acids and aromatic monocarboxylic acids from a residue stream from manufacture of an aromatic polycarboxylic acid. | 03-28-2013 |
20120302722 | COPOLYETHER ESTER ELASTOMER - The present invention relates to a new thermoplastic copolyether ester elastomer composition comprising a soft segment and a hard segment. The soft segment of the copolyether ester elastomer composition is derived from a random poly(oxyethylene-co-oxytetramethylene ether)glycol and the hard segment is composed of short chain polyester. The present invention also relates to a method for manufacturing the new copolyether ester elastomer composition, and products comprising same. | 11-29-2012 |
20120295506 | SPANDEX WITH HIGH UNIFORMITY - Disclosed herein are a highly uniform spandex and process for making such spandex. More particularly, the polyurethaneurea of which such spandex is prepared has both dialkylurea and cycloalkylurea ends, wherein a chain terminator composition includes a dialkylamine such as diethylamine and a cylcoalkylamine such as cyclohexylamine. | 11-22-2012 |
20120282433 | PROCESSES TO CLEAN AND RECYCLE CARPET FIBER AND THERMOPLASTICS MADE FROM SUCH PROCESSES - A process for cleaning short segments and bundles of carpet yarn removed from used carpets and converting the cleaned carpet fiber filaments into recycled carpet fiber is disclosed. The process reduces mechanical complexity, saves water, and minimizes the volume of waste when compared to known process. The process comprises turbulent mixing of carpet fiber segments and bundles in an aqueous medium to remove entrained particulates and soluble materials. A thermoplastic pellet or granule, carpet fiber, and carpet made from carpet filaments cleaned with the disclosed process is also provided. | 11-08-2012 |
20120264907 | PREPARATION OF POLYAMIDES - A process for making a polyamide polymer, said process comprising heating, in one or more ionic liquid(s), one or more polyamide precursor(s) selected from: (i) one or more free dicarboxylic acid(s) or ester(s) thereof, with one or more diamine(s); or (ii) one or more salt(s) of a dicarboxylic acid with a diamine; or (iii) one or more lactam(s); or (iv) mixtures of any of the foregoing precursors (i) to (iii). | 10-18-2012 |
20120252713 | COMPOSITION FOR SURFACE TREATMENT AND PROCESS - These disclosures relate to a composition comprising a combination of chemicals and to a process for using the same composition. This process provides a means to use the composition in cleaning floors and surfaces previously coated with a wax coating for protection of the surface. The composition can include a combination of chemicals selected from microemulsion concentrates based on benzyl alcohol in combination with aqueous ammonia solution. | 10-04-2012 |
20120214935 | METHOD FOR IMPROVED POLYESTER RESIN BLENDS FOR OXYGEN SCAVENGING AND PRODUCTS THEREOF - Disclosed is a method for producing an oxygen scavenging resin comprising: a) reacting an aromatic diacid or its diester, and an ionic diacid or its diester, with a diol and a metal compound to produce an ionic copolyester, b) cooling, cutting and drying the ionic copolyester into solid pellets, and c) mixing the dried ionic copolyester with a dried oxidizable polymer, provided that the oxidizable polymer is not a partially aromatic polyamide. Also disclosed is i) a composition made by the above method wherein the composition comprises an ionic copolyester, containing a metal compound, and an oxidizable polymer, provided that the oxidizable polymer is not a partially aromatic polyamide; and ii) the method of making articles from this composition. | 08-23-2012 |
20120205901 | AIRBAG FABRICS WOVEN FROM SLIT-FILM POLYMERIC TAPES - Disclosed herein is the preparation of woven fabrics suitable for use in manufacturing vehicle airbags. Such fabrics are woven from a plurality of polymeric, e.g., polyamide, warp and weft tapes which have preferably been slitted, preferably in the machine direction, from a thermoplastic polymer film, and preferably from such a film which has been drawn at least in the machine direction. The resulting fabrics exhibit both the relatively low basis weight, stiffness and small packing volume typical of nylon films, and the relatively high tear strength and high damage tolerance of yarn-based woven airbag fabrics. | 08-16-2012 |
20120142962 | METHODS, PROCESSES, AND SYSTEMS FOR TREATING AND PURIFYING CRUDE TEREPHTHALIC ACID AND ASSOCIATED PROCESS STREAMS - Embodiments of the present disclosure include methods or processes for purifying CTA, systems for purifying CTA, methods or processes for cooling mother liquor streams, systems for cooling mother liquor streams, methods or processes for treating mother liquor solids, systems for treating mother liquor solids, and the like. | 06-07-2012 |
20120131896 | SYSTEMS AND METHODS FOR INTERMITTENTLY COLORED YARN - Intermittently colored yarns having an intermittent and random dye spacing pattern, and systems and methods of making the same, are disclosed. Such intermittently colored yarns exhibit higher quality and lower manufacturing costs over the known intermittently colored yarns. The intermittent coloring takes place while the yarn is in caterpillar form. Carpets made from such intermittently colored yarns exhibit enhanced aesthetics over carpets made from known intermittently colored yarns. Alternatively, a stain resist, colorless base dye, or bleaching agent can be applied in the same intermittent and random spacing pattern to the intermittently colored yarns prior to subsequent dyeing. This creates a mirror image like color effect to the resulting yarn. | 05-31-2012 |
20120114887 | OXYGEN SCAVENGING RESIN WITH SHORT INDUCTION PERIOD - The present invention relates to a composition comprising a polyester, a copolyester ether, and an oxidation catalyst, wherein the copolyester ether comprises a zinc compound and at least one polyether segment selected from the group consisting of poly(tetramethylene ether) and poly(tetramethylene-co-alkylene ether). The present invention further relates to articles made from the composition and methods to make the composition and the articles. | 05-10-2012 |
20120101009 | CYCLOHEXANE OXIDATION PROCESS BYPRODUCT STREAM DERIVATIVES AND METHODS FOR USING THE SAME - Disclosed are ester compositions, solvents, cleaning formulations, curing agents, reactive diluent solvents, controlled acid function release agents, polyol monomers, drilling mud, methods of making each of the above, methods of using each of the above. In one embodiment, the ester composition is obtained from a process applied to a starting material, wherein the starting material is a portion of products from a cyclohexane oxidation process, wherein the starting material includes products having free acid functional groups, wherein the starting material is selected from the group consisting of a water extract (Water Wash), a concentrated water extract (COP Acid), a non-volatile residue (NVR), and a combination thereof. | 04-26-2012 |
20120100351 | BONDED FABRIC CONSTRUCTIONS WITH STRETCHABILITY - Included are bonded laminate constructions that have a modulus which approaches the sum of the modulus of the individual components of the laminate. By reducing variation in the modulus, the stretch or elasticity of the bonded or laminated fabric or garment is maximized. The bonded laminates include a bonding component that may be an elastomeric film, an adhesive, or a combination of a film with adhesive. | 04-26-2012 |
20120085583 | DRILL BIT ASSEMBLY HAVING ELECTRICALLY ISOLATED GAP JOINT FOR ELECTROMAGNETIC TELEMETRY - A drill bit assembly having an electrically isolated gap joint for electromagnetic telemetry comprises a drill bit, a pin body, an electrically insulating gap joint therebetween, and an electrical conductor extending across the gap joint. The bit head has a cutting end and an opposite connecting end with an engagement section. The pin body has a tubular body with an axial bore therethrough, and comprises a connecting end with an engagement section. The pin body connecting end is connected to the bit head connecting end such that the engagement sections overlap. The electrically insulating gap joint fills an annular gap between the bit head and pin body engagement sections such that the bit head and pin body are mechanically connected together at the connecting ends but are electrically separated. The electrical conductor has one end electrically contacting one of the bit head and pin body, and the other end communicable with electronics equipment. | 04-12-2012 |
20120065362 | POLYETHERAMINES, COMPOSITIONS INCLUDING POLYETHERAMINES, AND METHODS OF MAKING - Embodiments of the present disclosure include polyetheramines, methods of making polyetheramine, methods of using polyetheramine, and the like. | 03-15-2012 |
20120064252 | CYCLOHEXANE OXIDATION PROCESS BYPRODUCT DERIVATIVES AND METHODS FOR USING THE SAME - Disclosed are ester compositions, solvents, cleaning formulations, curing agents, reactive diluent solvents, controlled acid function release agents, polyol monomers, drilling mud and methods of making and using the same. | 03-15-2012 |
20120034834 | FUSIBLE BICOMPONENT SPANDEX - Included are multiple component elastic fibers prepared by a solution-spinning process such as dry spinning or wet spinner of spandex fibers including polyurethaneurea and polyurethane compositions. These fibers have a cross-section including at least two separate regions with definable boundaries wherein at least one region defined by the boundaries of the cross-section includes a polyurethaneurea or polyurethane composition. One region of the fiber includes a fusibility improvement additive to enhance adhesion to itself or to a substrate. | 02-09-2012 |
20120034355 | POLYESTER COMPOSITION AND BOTTLE FOR CARBONATED PASTEURIZED PRODUCTS - This invention relates to polyester compositions useful for the manufacturing containers that minimizes the effect of secondary contamination during filling. More specifically, the present invention relates to a polyester bottle for use in filling of carbonated pasteurized products comprising at least one oxygen scavenging component that limits oxygen ingress to about 1 ppm or less when measured six months after filling, and at least one passive component that limits the carbonation loss to less than about 25% when measured six months after filing. The present invention also relates to a method of using the polyester bottle to minimize the growth of secondary contaminants in a carbonated pasteurized product. | 02-09-2012 |
20110306688 | METHODS AND SYSTEMS FOR RECYCLING FIBROUS SUBSTRATES - Embodiments of the present disclosure include methods of removing face fibers from a fibrous substrate, systems of removing face fibers from a fibrous substrate, and the like. | 12-15-2011 |
20110287210 | BULKED CONTINUOUS FILAMENTS WITH TRILOBAL CROSS-SECTION AND ROUND CENTRAL VOID AND SPINNERET PLATES FOR PRODUCING FILAMENT - Briefly described, embodiments of the present disclosure include trilobal bulked continuous filaments (BCFs) with a generally round central void, spinneret plates with a capillary design for producing the BCFs of the present disclosure, articles and carpets produced from the BCFs of the present disclosure, methods of producing the trilobal BCFs of the present disclosure, and the like. | 11-24-2011 |
20110283435 | FUSIBLE BICOMPONENT SPANDEX - Included are multiple component elastic fibers prepared by a solution-spinning process such as dry spinning or wet spinner of spandex fibers including polyurethaneurea and polyurethane compositions. These fibers have a cross-section including at least two separate regions with definable boundaries wherein at least one region defined by the boundaries of the cross-section includes a polyurethaneurea or polyurethane composition. One region of the fiber includes a fusibility improvement additive to enhance adhesion to itself or to a substrate. | 11-24-2011 |
20110281057 | BULKED CONTINUOUS FILAMENTS WITH HEXALOBAL CROSS-SECTION AND THREE VOIDS AND SPINNERET PLATES FOR PRODUCING THE FILAMENT - Briefly described, embodiments of this disclosure include hexalobal bulked continuous filaments with three axial voids, spinneret plates with a capillary design for producing the hexalobal, tri-void bulked continuous filaments (BCFs) of the present disclosure, articles made from the hexalobal filaments of the present disclosure, methods of making the hexalobal, tri-void filaments of the present disclosure, and the like. | 11-17-2011 |
20110269991 | PURE CARBOXYLIC ACID FILTRATION - The present invention relates to a process for production of pure terephthalic acid comprising: a) removing a mother liquor from a terephthalic acid through a filter with a gas, wherein the gas comprises steam at a concentration of least about 50% by volume; b) purifying the gas; and c) recycling the gas purified in step (b) back to step (a). | 11-03-2011 |
20110201734 | AQUEOUS POLYURETHANUREA COMPOSITIONS INCLUDING DISPERSIONS AND FILMS - Included are polyurethaneurea compositions include polyurethaneurea aqueous dispersions. The dispersions may be prepared with solvent or in the absence of any added solvent. Films and other shaped articles may be prepared from the dispersions by a casting a drying method and optionally included with a substrate including paper, fabric or garments. The films exhibit a reduced discoloring or yellowing upon exposure to atmosphere, heat, and UV. | 08-18-2011 |
20110200784 | FLAME RETARDANT POLYMER COMPOSITES, FIBERS, CARPETS, AND METHODS OF MAKING EACH - Embodiments of the present disclosure include flame retardant composites, flame retardant nylon fibers, flame retardant nylon fiber carpets, methods of making each, and the like. | 08-18-2011 |
20110167779 | MULTI-PACKAGE BUCKETS, SYSTEMS AND METHODS OF FORMING YARN, AND APPARATUS FOR TWISTING OR CABLING YARN - Briefly described, embodiments of this disclosure include multi-package buckets, yarn twisting or cabling apparatus including, methods of twisting or cabling yarn, and the like. | 07-14-2011 |
20110160390 | PROCESS FOR PRODUCTION OF POLYESTERS WITH LOW ACETALDEHYDE CONTENT AND REGENERATION RATE - The present invention relates to a process for producing a polyester comprising: (a) forming a polyester in a melt phase having an intrinsic viscosity of about 0.65 or more, provided that said forming is not by solid state polymerization; and (b) adding an anhydride to the polyester during the melt phase. The present invention also includes articles comprising a composition produced by processes of the present invention. | 06-30-2011 |
20110154798 | SYSTEMS AND METHODS OF TWISTING AND HEAT-SETTING YARN, AND APPARATUS FOR TWISTING YARN AND HEAT-SETTING YARN - Briefly described, embodiments of this disclosure include close-couple twisting and heat-setting apparatus, methods of twisting yarn and heat-setting twisted yarn, and the like. | 06-30-2011 |
20110152810 | ELASTIC FIBER CONTAINING AN ANTI-TACK ADDITIVE - Embodiments of the disclosure include elastomeric stretch fibers containing an anti-tack agent, methods of preparing the fiber, methods of using this fiber, articles including this fiber, and the like. | 06-23-2011 |
20110151233 | FABRIC INCLUDING POLYOLEFIN ELASTIC FIBER - An article comprising a yarn comprising an elastomeric propylene-based polymer composition; said polymer composition comprising at least one elastomeric propylene-based polymer, wherein said yarn has a draft greater than 200%; wherein said article is a fabric or a garment. | 06-23-2011 |
20110133011 | MULTIEND PACKAGE OF MULTIFILAMENT POLYESTER BICOMPONENT YARN - Included are multiend packages of multicomponent yarns, where the yarn is separable into individual ends upon unwinding. The multicomponent yarn may be a bicomponent yarn, such as a yarn including compositionally different polyesters in a side-by-side or eccentric sheath-core configuration. Uses of such multiend packages are also included. | 06-09-2011 |
20110111658 | ELASTIC KNIT FABRICS WITH CROSS DIRECTION STRETCH - Disclosed herein are stretchable elastic fabrics prepared by substantially uniformly impregnating a consolidated warp knit fabric with an elastomeric polymer by treatment with an elastomeric polymer solution. The resulting fabrics exhibit considerable elongation in the cross-direction with little or no machine-direction elongation. Such stretchable elastic fabrics are useful in medical and personal hygiene articles as well as in apparel applications. | 05-12-2011 |
20110092729 | PROCESS OF HYDROCYANATION OF UNSATURATED CARBOXYLIC ACID DERIVATIVES - The present invention is directed to compositions of specific carboxylic acid, fatty acid or oil derivatives containing nitrile groups and methods of their preparation. The preparation involves a hydrocyanation reaction. A method of hydrogenating the nitrile containing carboxylic acid acids obtained by above hydrocyanation to produce amine containing carboxylic acids is also disclosed in this invention. | 04-21-2011 |
20110018163 | SPINNING CELL FOR SYNTHETIC FIBER - Included is a spinning cell for a synthetic fiber such as spandex. The spinning cell includes a top closure which reduces or eliminates solvent vapor transfer, where solvent vapor process gas(es) may leave the cell and room air may be introduced into the spinning cell. A bottom closure device may also be included. | 01-27-2011 |
20110016840 | METHODS OF FORMING YARN AND APPARATUS FOR TWISTING OR CABLING YARN - Briefly described, embodiments of this disclosure include a yam twisting or cabling apparatus, methods of twisting or cabling yarn, and the like. | 01-27-2011 |
20100267991 | HIGHLY SELECTIVE PROCESS FOR PRODUCING ORGANODIPHOSPHITES - Disclosed is a method for making a diphosphite of Structure I, | 10-21-2010 |
20100267926 | COPOLYETHER GLYCOL MANUFACTURING PROCESS - The present invention relates to a continuous process for manufacturing copolyether glycols with high incorporation of alkylene oxide by polymerization of tetrahydrofuran and at least one alkylene oxide in the presence of an acid catalyst, at least one compound containing reactive hydrogen atoms, and a specific diluent or solvent. More particularly, the invention relates to a diluent or solvent-assisted continuous process for manufacturing copolyether glycols with high incorporation of alkylene oxide. | 10-21-2010 |
20100264365 | MISCIBILITY OF OTHERWISE IMMISCIBLE COMPOUNDS - The present invention relates to a novel method for compatibilizing, i.e. improving miscibility of, otherwise immiscible organic materials highly useful in the fibers industry, as well as the compatibilized product of the method. These compatibilized products are stable in the liquid phase at temperatures ranging from about 40° C. to about 200° C. The method involves use of a glycol derived from polymerization of alkylene oxide and tetrahydrofuran, the alkylene oxide having from 2 to 4 carbon atoms, i.e. poly(tetramethylene-co-alkyleneether) glycol, in the mixture. | 10-21-2010 |
20100239839 | CONTINUOUS FILAMENT TOW FOR FIBER BATTS - The present invention relates to a continuous filament tow, for use as a filament batt in insulating materials, comprising a continuous solid filament and a continuous hollow filament. The filament batt made from the continuous filament tow has improved compressibility and recovery compared to crimped fiber batts made from a single filament or a single denier. The present invention also includes articles comprising such filament batts and a process by which the continuous filament tow is produced. | 09-23-2010 |
20100234501 | POLYMER COMPOSITION WITH ENHANCED GAS BARRIER, ARTICLES AND METHODS - The present invention relates to a thermoplastic polymer composition with enhanced gas barrier properties comprising a thermoplastic polymer, an antiplasticizer and a chain extender. Suitable antiplasticizers and suitable chain extenders are disclosed herein. Other embodiments of the present invention include a method to produce such a thermoplastic composition, an article comprising such a thermoplastic composition, and a method for making such an article. | 09-16-2010 |
20100130083 | CATIONIC DYEABLE POLYURETHANE ELASTIC YARN AND METHOD OF PRODUCTION - Disclosed is a polyurethane elastic yarn which is excellent in elongation, resilience, heat resistance, alkali resistance, chemical resistance, and capability of being dyed with a cationic dye and which is suitable for use in a stretch cloth, a wearing apparel or the like. The polyurethane elastic yarn comprises: an elastic yarn comprising a polyurethane mainly composed of a polymer diol and a diisocyanate; and a polymer of a compound having a sulfonate group contained in the elastic yarn. | 05-27-2010 |
20100125152 | 1,2-DIAMINOCYCLOHEXANE AND CHEMICAL PROCESS - Disclosed is a process for the preparation of 1,2-cycloaliphatic diamines from 1,2-aromatic diamines. In one embodiment, the process provides a method for making 1,2-diaminocyclohexane by the reaction of 1,2-phenylenediamine contained in a polar, protic solvent with hydrogen in the presence of a supported rhodium catalyst, ammonia, and a trialkylamine, and having enhanced overall conversion and selectivity. | 05-20-2010 |
20100125151 | 1,2-DIAMINOCYCLOHEXANE AND CHEMICAL PROCESS - Disclosed is a process for the preparation of 1,2-cycloaliphatic diamines from 1,2-aromatic diamines. In one embodiment, the process provides a method for making 1,2-diaminocyclohexane by the reaction of 1,2-phenylenediamine contained in a polar, protic solvent with hydrogen in the presence of a supported rhodium catalyst, ammonia, and an inorganic borohydride, and having enhanced overall conversion and selectivity. | 05-20-2010 |
20100113626 | OPAQUE CONTAINERS CONTAINING COLORED RECYCLED POLYESTER - The present invention relates to a composition comprising a colored recycled polyethylene terephthalate (RPET) and an opacifying material. The composition can further comprise a virgin polyethylene terephthalate (PET), a high gas barrier or an oxygen scavenging compound. Suitable opacifying material, suitable high gas barrier polymer and suitable oxygen scavenging compound are disclosed herein. Other embodiments of the present invention include articles produced from these compositions and processes for producing these compositions. | 05-06-2010 |
20100099922 | PROCESS FOR MAKING 2-SECONDARY-ALKYL-4,5-DI-(NORMAL-ALKYL)PHENOLS - The invention relates to the preparation of alkylated phenols. More specifically, the invention relates to an improved process for the manufacture of 2-secondary-alkyl-4,5-di-normal-alkylphenols. | 04-22-2010 |
20100063218 | NON-TEXTILE POLYMER COMPOSITIONS AND METHODS - Included are nylon and polyurethane urea compositions such as in the form of powders, beads and flock to be included in extruded and molded articles containing a thermoplastic resin such as nylon 12. The addition of the powders, beads or flock improve flexibility and shape retention of such molded articles, for example in eyewear frames. | 03-11-2010 |
20090240068 | METHODS OF MAKING CYCLODODECATRIENE AND METHODS OF MAKING LAUROLACTONE - The present disclosure provides processes for the preparation of dodecanedioic acid (DDDA). | 09-24-2009 |
20090191777 | STRETCH WOVENS WITH SEPARATED ELASTIC YARN SYSTEM - In some embodiments are an article including a woven fabric having warp yarns and weft yarns. Either warp yarn or weft yarn or both warp and weft yarns have two separate systems of yarns. The systems of yarns include a hard yarn forming the main body of fabric and a composite covered elastic yarn with an elastic fiber core; wherein the fabric has an outer face side, a back side, and the fabric includes at least one of: (a) a weaving pattern where the composite yarn and at least one adjacent hard yarn pass over the same pick when the composite yarn is on the outer surface; (b) the ratio of hard yarn denier to composite yarn denier is at least 1:1; and (c) the composite yarn floats over no more than 5 picks on the outer face side. | 07-30-2009 |
20090130374 | STAIN AND SOIL REPELLENT COMPOSITION - The invention relates to a stain and soil repellent composition for a carpet, especially from polyamide, wherein a first condensation product of hydroxyaromatic compounds and formaldehyde, which is free of sulphonic acid- and carboxyl-groups; and a second condensation product of hydroxyaromatic compounds and formaldehyde, which is at least partially sulphonated is applied to the carpet in a foam application process together with a fluorocarbon compound. | 05-21-2009 |
20090114754 | TUBE CORES FOR PACKAGING ELASTOMERIC FILAMENTS - A tube core for production and delivery of elastomeric filaments, including a tube body, a non-continuous groove or recessed channel formed in an outer wall and proximate to one end of the tube body, and a slip-resistant coating or surface on the outer wall of the tube body. The total angular range traversed by the groove or channel is less than 360° or in the range of 180° to 355° of the circumference of the outer wall of the tube body. The slip-resistant coating or surface includes a colloidal silica, such as a Ludox®, coating or surface. The tube body is constructed from paper. The elastomeric filaments include spandex. The tube core is adapted for over-end-take-off (OETO) applications. | 05-07-2009 |
20090088037 | LAMINATED FABRIC CONSTRUCTION WITH POLYOLEFIN COMPOSITIONS - Articles comprising multiple layers are included. The multiple layer articles may include fabrics, foams, films, fiber in combination with a polyolefin composition such as a film, powder, or nonwoven. | 04-02-2009 |
20090068422 | MULTILAYER STRETCH NONWOVEN FABRIC COMPOSITES - Disclosed herein are nonwoven fabric composites comprising layers of spunbond and meltblown nonwoven webs. Such composites are prepared by forming or assembling the layers of the composite such that there are two outer layers of spunbond fibers disposed on opposite sides of at least one inner meltblown layer. Each of the two outer layers comprises spunbond, continuous filament fibers comprising polymeric material with certain Melt Flow Rate characteristics. Further, the fibers in each of the outer layers have been partially attenuated after extrusion from a spinneret to an average of no less than about 1.8 denier per filament. The fibers within each of the spunbond layers are also predominately oriented in the machine direction of the nonwoven fabric composite. All layers of the fabric composites herein are bonded together via thermal, adhesive or ultra-sonic bonding means. Such composites exhibit substantial cross direction stretch but only minimal stretch in the machine direction. | 03-12-2009 |
20090068419 | VARIABLE STRETCH NONWOVEN FABRIC COMPOSITES - Disclosed herein are nonwoven fabric composites comprising layers of spunbond and meltblown nonwoven webs. Such composites are prepared by forming or assembling the layers of the composite such that there are two outer layers of spunbond fibers disposed on opposite sides of eh at least one inner meltblown layer. At least one of the outer layers comprises substantially parallel lanes of spunbond, continuous filament fibers with at least two different lanes having a higher and a lower basis weight. The higher and lower basis weight lanes of fibers within the spunbond layer(s) are also predominately oriented in the machine direction of the nonwoven fabric composite. All layers of the fabric composites herein are bonded together via thermal, adhesive, ultra-sonic or mechanical bonding means. Such composites can be fashioned to vary the ratio of cross direction stretch to machine direction stretch. | 03-12-2009 |
20090055994 | PREPARATION OF THIN-WALLED ARTICLES OF POLYURETHANEUREA - Certain polyether- or polyester-based polyurethaneureas in dipping solutions of organic solvent at a concentration of, for example, 12 to 20%, are particularly suited for use in a mandrel-dipping process for producing thin-walled elastic articles, such as surgical gloves. Such dipping solutions can be easily prepared, for example, by dissolving yarn comprising the polyurethaneurea and without the need to utilize metal chlorides, such as lithium chloride, in the yarn dissolving procedure. | 03-05-2009 |
20090023525 | MANUFACTURE OF POLYURETHANE FOAM BALL - The present invention relates to a novel method for manufacturing a cellular elastomeric polyurethane foam ball. The product polyurethane foam ball may be used as a core for a tennis ball which meets ITF specifications for tennis balls, including weight, diameter, bound, forward deformation and return deformation. | 01-22-2009 |
20080318017 | HYBRID FABRIC - This disclosure relates to a “hybrid” fabric made from a textured multifilament yarn in combination with an untextured multifilament yarn. The portion of multifilament yarns comprising this hybrid fabric are substantially without bulk or texture while the textured portion of multifilament yarns comprising the fabric have bulk. Such hybrid fabrics from this combination of yarns retain substantially similar abrasion resistance and tactility of a fabric made entirely of high tenacity air textured multifilament yarns. Nylon woven hybrid fabrics disclosed herein provide excellent properties especially for uses in apparel, rucksacks, softsided luggage, duffle bags, tenting and the like. | 12-25-2008 |
20080283653 | COMPACT CONTINUOUS OVER END TAKE-OFF (OETO) CREEL WITH TENSION CONTROL - A compact continuous over end take-off creel system with a tension control apparatus permits unwinding of high tack elastomeric threads from multiple thread packages. Thread tension is monitored and controlled through a variable speed motor of a driven take-off roll to maintain continuous operation of the creel system by avoiding breakage of elastomeric threads. Separate motors and thread tension sensors, optionally in combination with pretensioners, may be used for groups of threads or for individual threads. | 11-20-2008 |
20080258355 | Articles Having Improved Gas Barrier Properties - The present invention relates to a sulfo-modified copolyester blend composition and polyglycolic acid. The blend of sulfo-modified copolyester and polyglycolic acid can be used to prepare containers with good transparency and high gas barrier properties. The preferred sulfo-modified copolyester composition comprises terephthalic acid, isophthalic acid and 5-sulfoisophthalic acid. A method of preparing a blend of sulfo-modified copolyester and polyglycolic acid is disclosed, as well as master batch processes. The present invention also relates to a method of making a container wherein the sulfo-modified copolyester is blended with the polyglycolic acid at an injection molding machine used to make preforms, which are then blown into bottles. | 10-23-2008 |
20080248285 | Polyester Compositions Having High Dimensional Stability - The present invention relates to thermoplastic compositions having; high dimensional stability at high temperatures. In particular it is directed to polyester compositions containing mica for use in dual-ovenable trays and clear lids for hot food containers. According to one embodiment, the present invention is directed to a polyester composition comprising a polyester containing greater than about 2 to less than about 10 weight % of a mica filler. According to another embodiment of the present invention the mica containing polyester is prepared by the addition of the mica during polymerization, using a buffer to minimize diethylene glycol formation. According to another embodiment of the present invention, the polyester composition containing greater than 2 to less than 10 weight % mica also contains an additive package of impact modifier, nucleating agent and pigment in a concentration from about 5 weight % to 20 weight of the total composition. According to another embodiment of the present invention, the polyester composition containing mica is thermoformed into a container, such as a food tray. | 10-09-2008 |