Class / Patent application number | Description | Number of patent applications / Date published |
524290000 | Oxygen atom other than as part of a carboxylic acid or ester group | 54 |
20110172337 | Processes and Apparatus for Continuous Solution Polymerization - The disclosure provides a plant for the continuous solution polymerization of a feed comprising one or more olefin monomers in a solvent, e.g., hydrocarbon solvent, in which the plant comprises means for separating solvent from the polymer including a flash tank and a vacuum devolatilizer. The plant also includes in a first aspect stabilizer addition means for adding a stabilizer to the concentrated polymer fines at a location downstream of the flash and upstream of the vacuum devolatilizer. In another aspect the plant comprises means to add a molten stabilizer to the polymer at a location downstream of the reactors. | 07-14-2011 |
20120259049 | LOW/ZERO VOC GLYCOL ETHER-ESTERS AND USE AS CLEAN-UP SOLVENTS AND PAINT THINNERS - This invention relates to a clean-up solvent and paint thinner for solvent-borne resins and coatings selected from compositions of Formula (I) | 10-11-2012 |
20130274395 | DIBENZOATE PLASTICIZERS/COALESCENT BLENDS FOR LOW VOC COATINGS - A novel, low volatility, non-phthalate plasticizer/coalescent blend for use in paints and other polymeric coatings comprises a triblend of diethylene glycol dibenzoate, dipropylene glycol dibenzoate, and 1,2-propylene glycol dibenzoate. The triblend when used in a paint or other coatings achieves a low VOC paint or coating having stable viscosity after three freeze/thaw cycles and equivalent or superior wet edge/open time ratings, gloss ratings, scrub resistance and block resistance when compared to traditional coalescents, including without limitation high VOC coalescents, low VOC non-dibenzoate coalescents and other dibenzoate blends. The triblend may be used as a substitute or alternative coalescent in latex and acrylic emulsion coatings, among others, to achieve a lower VOC content without sacrificing performance properties. | 10-17-2013 |
20140275377 | DIELECTRIC MATERIAL WITH LOW DIELECTRIC LOSS - The invention provides a dielectric material with low dielectric loss. The dielectric material comprises (i) 40˜80 parts by weight of polyphenylene ether resin having a Mw of 1000˜7000, a Mn of 1000˜4000 and Mw/Mn=1.0˜1.8; (ii) 5˜30 parts by weight of bismaleimide resins; and (iii) 5˜30 parts by weight of polymer additives, wherein the dielectric material has Dk of 3.75˜4.0 and Df of 0.0025˜0.0045. The dielectric material is suitably used in prepregs and insulation layers of a circuit board, because it has high Tg, low thermal expansion coefficient, low moisture absorption and excellent dielectric properties such as Dk and Df. | 09-18-2014 |
524291000 | OH group other than as part of a COOH group, e.g., salicylic acid, etc. | 41 |
20090036581 | Novel High Viscosity Liquid Benzoate Ester Compositions And Polymer Compositions Containing Said Ester Compositions - Ester compositions based on blends of the mono- and dibenzoates of 2,2,4-trimethyl-1,3-pentanediol and containing a minimum of 87 weight percent of the dibenzoate are novel and exhibit viscosities that are unexpectedly high relative to the benzoates of other mono- and polyfunctional alcohols. These viscosities are not exhibited at lower concentrations of the dibenzoate. | 02-05-2009 |
20090036582 | CURABLE COMPOSITION - A curable composition comprising | 02-05-2009 |
20090043027 | Bisphenol monoester-based stabilizer composition, thermoplastic polymer composition and method of manufacturing the same, thermoplastic polymer molded product, and method of stabilizing thermoplastic polymer - The present invention provides a bisphenol monoester-based stabilizer composition that can improve resistance to discoloration at high temperature of a thermoplastic polymer compared with a conventional one using a bisphenol monoester-based stabilizer composition including a bisphenol monoester-based compound mainly, wherein a compound represented by the following formula: | 02-12-2009 |
20090143517 | Bisphenol Monoester compound - A bisphenol monoester compound represented by the formula (1): | 06-04-2009 |
20100041806 | PHENOL COMPOSITION AND THERMOPLASTIC POLYMER COMPOSITION COMPRISING THE COMPOSITION - Recently, further improved process stability for thermoplastic polymer compositions has been demanded. Phenol compositions are provided comprising a compound represented by the formula (1): | 02-18-2010 |
20100056680 | AMORPHOUS COMPOUND AND STABILIZER FOR POLYMERS CONTAINING THE AMORPHOUS COMPOUND - A stabilizer for polymers with suppressed powder scattering is demanded. An amorphous compound defined by the following formula (1): | 03-04-2010 |
20100093904 | GRANULAR STABILIZER FOR POLYMER AND PRODUCTION PROCESS THEREOF - The present invention provides a granular stabilizer for a polymer which is low-dusting and thus is easy to be handled. The present invention relates to a granular stabilizer for a polymer, comprising a compound shown by the formula (1): | 04-15-2010 |
20100179263 | OPTICAL FILM AND PROCESS FOR PRODUCING THE SAME - An optical film of high planarity that even in the use of an optical film material containing a non-resinous additive in an amount of 5 mass % or more, would exhibit inexpensive satisfactory roll cleaning effects, and that would find application in, especially, various functional films such as a retardation film and a protective film for polarization plate for use in a liquid crystal display apparatus, etc.; and a process for producing the optical film. There is disclosed a process for producing an optical film according to a melting casting film forming method, including extruding a melt of resin blend containing a resin and 5 mass % or more of non-resinous additive through a casting die into a film form, wherein a first roller ( | 07-15-2010 |
20100311883 | THERMOPLASTIC POLYMER COMPOSITION AND PRODUCTION METHOD THEREOF - A thermoplastic polymer composition comprising a thermoplastic polymer, a compound of the formula (1): | 12-09-2010 |
20110009549 | MULTI-FUNCTIONAL NANOCOMPOSITE ADDITIVE COMPOSITIONS AND METHODS FOR MAKING AND USING SAME - The present invention relates to a novel multi-functional nanocomposite additive made from rare earth element complex modified organic clay which is called MFNA and methods for making and using the same, particularly in applications of coating manufacture industry. Such MFNA-modified coatings have desired features and improved physical and mechanical properties comparing the current available coatings. | 01-13-2011 |
20110118397 | RUBBER COMPOSITION - [Problem]Provided is a rubber composition which is remarkably reduced in generation of rubber burning and is excellent in an adhesive property with metal such as a steel cord and which exerts a stable adhesive property with less change with the passage of time while maintaining processability and a high wet heat resistant adhesive property in compounding.
| 05-19-2011 |
20110196082 | STORAGE-STABLE AQUEOUS EMULSIONS AND LIQUID BLENDS WITH LOW VISCOSITY AS STABILIZERS - The invention describes a storage-stable aqueous emulsion comprising a) a compound of the formula (I); wherein n is 4 to 23, b) a surfactant, and c) water, and describes a storage-stable liquid blend with low viscosity, which is not an aqueous emulsion, comprising a) a compound of the formula I d) at least a stabilizer selected from the group consisting of phosphites, phosphonites, aminic antioxidants, hydroxylamines, benzofuran-2-ones, thiosynergists, plasticizers, acid scavengers, lubricants, dispersing aids, sterically hindered amines, UV absorbers and sterically hindered phenols other than the compounds of the formula I according to component a). These emulsions and blends are useful as stabilizers for organic materials. | 08-11-2011 |
20110275749 | Polylactic Acid Resin Composition and Additive for Polylactic Acid Resin - Provided is a polylactic acid resin composition which has excellent flexibility and heat resistance without decreasing a biomass degree. The polylactic acid resin composition includes a polylactic acid and a branched polylactic acid having at least three branched chains composed of a polylactic acid in the molecule can be obtained. This polylactic acid resin composition is very superior due to the following reasons: the resin composition has excellent flexibility because plasticization is accelerated; the resin composition has excellent heat resistance because crystallization is accelerated; and the resin composition is effective in protection of the global environment and measures against fossil resource depletion because the resin composition is derived from a recyclable resource. | 11-10-2011 |
20110281987 | Polymer Compositions Comprising Terephthalates - The invention is directed to plasticized compositions comprising esters of terephthalic acid, particularly PVC compositions. | 11-17-2011 |
20110294935 | METHOD FOR PREPARING AN ESTER AND BINDER SYSTEM - In a method for preparing an ester from an hydroxybenzoic acid and a fatty alcohol for use in a binder system for powder injection molding, transesterification of an ester of the hydroxybenzoic acid and a low alcohol using the fatty alcohol is carried out, the fatty alcohol and the ester of the hydroxybenzoic acid and the low alcohol forming a reaction mixture and being used in an essentially equimolar ratio. The transesterification is carried out at a temperature at which the ester of the hydroxybenzoic acid and the low alcohol and the fatty alcohol are present as a homogeneous melt. The binder system for a powder injection molding contains 80 to 98 wt. % of a metal powder and/or a ceramic powder and 1 to 19 wt. % of a polymeric binder component, and 1 to 19 wt. % of at least one ester prepared by the transesterification. | 12-01-2011 |
20120035308 | METHODS OF MAKING 6-HYDROXYHEXANOPHENONE AND 5-BENZOYLPENTANOIC ACID AND MONO OR DIESTERS THEREOF - Mono- or diester plasticizers of the formula: | 02-09-2012 |
20120088875 | STABILIZER COMPOSITION - A stabilizer composition comprising a phenyl acrylate compound or phosphite compound, and a sugar alcohol. | 04-12-2012 |
20120116000 | POLYCARBONATE RESIN COMPOSITION, AND PROCESS FOR PRODUCING MOLDED PRODUCTS AND OPTICAL LENS USING THE SAME - To provide a thermoplastic polymer composition excellent in molding. | 05-10-2012 |
20120264862 | THERMAL TRANSFER IMAGE-RECEIVING SHEETS - The present invention relates to a thermal transfer image-receiving sheet including a dye receiving layer formed of a resin composition for thermal transfer image-receiving sheets, wherein said resin composition includes a resin composition (A) containing a graft polymer (A0) which contains a main chain segment (A1) formed of a polyester resin obtained by polycondensing an alcohol component containing an alkyleneoxide adduct of 2,2-bis-hydroxyphenyl)propane in an amount of 50 mol % or more with a carboxylic acid component, and a side chain segment (A2) formed of an addition polymer-based resin, and has a glass transition temperature of 50° C. or higher; and a resin composition (B) containing a resin (BO) and having a glass transition temperature lower by from 10 to 80° C. than the glass transition temperature of the resin composition (A), and to a process for producing the thermal transfer image-receiving sheet. | 10-18-2012 |
20130041086 | THERMOPLASTIC POLYMER COMPOSITION AND STABILISER COMPOSITION - The present invention provides a thermoplastic polymer composition containing a particular phenol compound or organic phosphorous compound, a compound represented by the formula (9) and a thermoplastic polymer, as well as a processing stabilizer containing a particular phenol compound or organic phosphorous compound and a compound represented by the formula (9). A combined use of a particular phenol compound or organic phosphorous compound and a compound represented by the formula (9) can improve processing stability of a thermoplastic polymer composition. | 02-14-2013 |
20130197141 | CURABLE COMPOSITION HAVING COMBINED STABILIZERS - The invention aims to improve temperature resistance for a curable composition based on a silyl-terminated polymer. This is achieved by using a combination of at least two phenolic compounds, of which one is free of thioether groups, while the other contains at least one thioether group in at least one alkyl side chain. The invention further relates to the use of the curable composition as an adhesive, sealant and/or coating substance and to the use of the combination of phenolic compounds to increase the temperature stability in curable compositions. | 08-01-2013 |
20130225738 | POLYETHYLENE COMPOSITIONS HAVING REDUCED PLATE OUT, AND FILMS MADE THEREFROM HAVING REDUCED BLOOMING - The instant invention provides polyethylene compositions having reduced plate out, and films made therefrom having reduced blooming. The polyethylene composition suitable for film applications according to the present invention comprises the melt blending product of: (a) an ethylene based polymer; (b) a first antioxidant system comprising one or more antioxidants selected from the group consisting of Octadecyl-3-(3,5-di-tert.butyl-4-hydroxyphenyl)-propionate; Pentaerythritol Tetrakis (3-(3,5-di-tert-butyl-4-hydroxyphenyl)propionate); and combinations thereof; (c) a second antioxidant system comprising a liquid phosphite corresponding to the formula [4-(2-methylbutan-2-yl)phenyl]x[2,4-bis(2-methylbutan-2-yl)phenyl]3-x phosphate, wherein x=0, 1, 2, 3, or combinations thereof; and (d) optionally one or more neutralizing agents. | 08-29-2013 |
20130237655 | Composition Comprising Propylene-Alpha-Olefin Copolymer, Olefin Block Copolymer and DPO-BSA Molecular Melt - Compositions comprising (A) propylene-alpha-olefin copolymer, (B) olefin block copolymer, and (C) DPO-BSA molecular melt (MM) are useful in the preparation of the top skin layer of artificial leather multi-layer structures. | 09-12-2013 |
20130274396 | BLENDS OF DIBENZOATE PLASTICIZERS - Plasticizer blends comprise a triblend of diethylene glycol dibenzoate, dipropylene glycol dibenzoate, and 1,2-propylene glycol dibenzoate, in specified ratios, useful in combination with a multitude of thermoplastic polymers, thermosetting polymers, and elastomeric polymers and numerous applications, including but not limited to plastisols, adhesives, sealants, caulks, architectural coatings, industrial coatings, OEM coatings, inks, overprint varnishes, polishes, and the like. The advantages rendered by the use of the triblend depend on the type of polymer and application in which it is utilized and include among other advantages higher solvating power and lower processing time, low VOC's, reduced plasticizer freeze point, improved gelation and fusion characteristics, higher tensile strength, superior stain and extraction resistance, and improved rheology over traditional diblends of diethylene glycol dibenzoate and dipropylene glycol dibenzoate. | 10-17-2013 |
20140018481 | ADVANCED HALOGEN FREE FLAME RETARDANT COMPOSITION FOR HEAT SHRINKABLE MATERIAL AND METHOD OF MAKING THE SAME - A method and composition for a halogen free flame retardant heat shrinkable tube is described. These instant compositions when used to make the heat shrinkable tube products, they improve longitudinal direction shrinkage, mechanical properties, radial direction shrinkage, tube extruding speed, under beam cross-linking process, uniformity of tube thickness, shape and surface without deterioration of flame retardancy. The instant compositions are especially suitable for thin-wall halogen free flame retardant heat shrinkable tube products which are cross-linked by electron beam radiation process. | 01-16-2014 |
20140107270 | POLYETHYLENE COMPOSITIONS COMPRISING POLYPROPYLENE - A composition can comprise: linear low density polyethylene having a melt mass flow rate as determined using ASTM D-1238 (190° C./2.16 kg) in the range from 4 to 125 g/10 min or high density polyethylene having a melt mass flow rate as determined using ASTM D-1238 (190° C./2.16 kg) in the range from 4 to 125 g/10 min and polypropylene, wherein the amount of polypropylene is from 0.005 to 10 wt % based on the total weight of the linear low density polyethylene or the high density polyethylene and the polypropylene, wherein the polypropylene has a melt temperature (T | 04-17-2014 |
20140128527 | FIRE RETARDANT SYSTEMS FOR POLYMERS THAT ENABLE FLEXIBILITY AND STRENGTH - The present invention relates to advanced flame/fire retardant compositions for fabric, upholstery, carpet, barrier, automotive, building construction, communication, and consumer electronics applications. The flame retardant composition comprises: about 5-25 wt. % hydrogenated styrenic block copolymer, about 6-40 wt. % polyolefin, about 50-80 wt. % inorganic flame retardant, about 0-5 wt. % coating, about 0-5 wt. % functionalized styrenic block copolymer, about 0-7 wt. % agri-derived heat resistant liquid, about 0.05-1.0 wt. % antioxidant, and about 0-7 wt. % optional additives such as metal deactivator, colorant, filler, and/or lubricants, wherein said composition totals 100 wt. %. An article made from the flame retardant composition, such as film, fiber, cable, and wire insulation meets various European and U.S. standards. The flame retardant compositions possess a good balance of tensile strength, elongation, flame resistance, and processability that has previously been unobtainable. | 05-08-2014 |
20140187695 | High performance hotmelt window sealant - A hot applied, non-crosslinking, non-butyl, sealant. These sealants are composed of olefin polymers, styrenic block copolymers, an ethylene vinyl acetate copolymer, tackifying resins, plasticizers, and preferably inorganic fillers, and organosilane adhesion promoters. Optionally, the sealant may include UV absorbers, antioxidants, pigments, and the like. The sealants are suitable for use as edge sealants for insulated glass (IG) window units. | 07-03-2014 |
20140187696 | RUBBER COMPOSITION AND MANUFACTURING METHOD FOR THE SAME - A rubber composition and a method for manufacturing the same are provided. The rubber composition includes a main chain modified conjugated diene based polymer and a stabilizer. A weight ratio of the main chain modified conjugated diene based polymer to the stabilizer is 100:0.2˜2. The stabilizer has a structural formula of: | 07-03-2014 |
20140364549 | POLYMER INTERLAYERS HAVING IMPROVED OPTICAL PROPERTIES - An interlayer comprised of a thermoplastic resin, at least one high refractive index plasticizer and, optionally, a conventional plasticizer. The use of a thermoplastic resin, a high refractive index plasticizer, and, optionally, a conventional plasticizer reduces or minimizes the optical defects caused by different refractive indices without sacrificing other characteristics of the interlayer. | 12-11-2014 |
20150025184 | RUBBER COMPOSITION AND PNEUMATIC TIRE - There is disclosed a vulcanizable rubber composition comprising:
| 01-22-2015 |
20150031812 | OLEFIN RESIN COMPOSITION - Provided is an olefin resin composition, and a method of manufacturing an encapsulant for an optoelectronic device, in which the encapsulant exhibits excellent adhesive strength with a back sheet and a front substrate included in various optoelectronic devices. In addition, the encapsulant does not have a bad influence on parts such as optoelectronic units or wiring electrodes encapsulated in an optoelectronic device, and a working environment, and can excellently maintain workability and economic feasibility of device manufacturing. | 01-29-2015 |
20150080511 | POLYOLEFIN BASED HOT MELT ADHESIVE COMPOSITION - A hot melt adhesive composition includes at least a semi-crystalline copolymer of propylene and a polyethylene wax having a Brookfield viscosity of about 20 cP to 500 cP at 140° C., a density of about 0.95 g/cm | 03-19-2015 |
20150087760 | Hot Melt Adhesive With Functionalized Metallocene Catalyzed Polyolefins - A hot melt adhesive composition containing a functionalized polymer, namely, a metallocene catalyzed polyolefin elastomer grafted with maleic anhydride, together with a non-functionalized secondary polymer, namely, a metallocene catalyzed random or block polyolefin elastomer having a melt index equal to or greater than 15, a first tackifying resin having a softening point of at least 95° C., and a wax. The composition may optionally include an aromatic reinforcing resin having a softening point equal to or higher than 115° C., and a plasticizer. These hot melts provide superior hot tack, excellent adhesion, flexibility, and heat resistance above 150° F. in applications such as rigid packaging, hot fill packaging, and bottle labeling. | 03-26-2015 |
20150315299 | PROCESSES FOR PREPARING EPOXIDIZED POLYMERS - The present invention is directed to a process for preparing epoxidized polymers. The process comprises reacting an unsaturated polymer with hydrogen peroxide in the presence of a polymer support having a sulfonic acid group. The present invention is also directed to an epoxidized halogenated-polymer which comprises repeating units derived from at least one isoolefin monomer and repeating units derived from at least one diolefinic monomer, and one or more allylic halide groups and one or more oxirane functional groups in the polymer backbone. | 11-05-2015 |
20150315429 | Pressure Sensitive Adhesive Composition with Silane Grafted Olefin Block Copolymer - The present disclosure is directed to a pressure sensitive adhesive composition. The pressure sensitive adhesive composition includes an olefin block copolymer, a silane-grafted olefin block copolymer, a tackifier, and an oil. The pressure sensitive adhesive composition has a shear adhesion greater than 60 minutes. The pressure sensitive adhesive composition exhibits improved shear adhesion while simultaneously maintaining loop tack greater than 4.0 N/25 mm. | 11-05-2015 |
20160068655 | INTEGRATED PROCESS FOR THE PRODUCTION OF BENZOATE PLASTICIZERS - The invention relates to a process that integrates the oxidation of toluene to benzoic acid with the production of benzoate plasticizers. Toluene is fed to an oxidation vessel in the presence of oxygen and an oxidation catalyst wherein benzoic acid serves as the solvent for the oxidation. The crude benzoic acid produced is not purified and is then reacted with an alcohol in the presence of an esterification catalyst to produce the crude benzoate ester. The oxidation catalyst, esterification catalyst, and other impurities can be mostly removed from the crude benzoate ester in subsequent washing and filtering steps. The benzoate esters produced through this method can be made in fewer steps with both yields and purities above 80%. | 03-10-2016 |
20160177119 | HIGH PERFORMANCE HOTMELT WINDOW SEALANT | 06-23-2016 |
20160251509 | SULFUR-CONTAINING FUEL CONTACT BODY PROVIDED WITH MOLDED ARTICLE INCLUDING POLYACETAL RESIN COMPOSITION HAVING INCREASED ACID RESISTANCE | 09-01-2016 |
20220135725 | METHOD FOR PRODUCING DIENE-BASED GRAFT COPOLYMER RESIN AND DIENE-BASED GRAFT COPOLYMER RESIN - The present invention relates to a method for producing a diene-based graft copolymer resin, and a diene-based graft copolymer resin produced therefrom, the method including: mixing an aromatic vinyl-based monomer, a diene-based rubber polymer, and a polymerization initiator to prepare a first reactant; mixing a vinyl cyan-based monomer and an antioxidant to prepare a second reactant; adding and polymerizing the first reactant and the second reactant into a polymerization reactor to prepare a polymer; and removing unreacted monomers in a devolatilization tank. | 05-05-2022 |
20220135738 | POLYCARBONATE RESIN COMPOSITION AND OPTICAL LENS USING THIS - A polycarbonate resin composition having a structural unit represented by formula (1), a structural unit represented by formula (2), and a structural unit represented by formula (3): | 05-05-2022 |
524292000 | Carbonyl of a carboxylic acid or ester group directly attached to an aryl group, e.g., dipropylene glycol dibenzoate, etc. | 9 |
20090176917 | THERMOPLASTIC PLASTIC MATERIALS, PARTICULARLY POLYURETHANE, CONTAINING POLYTETRAHYDROFURAN-ESTER AS A SOFTENING AGENT - Thermoplastics comprising plasticizer (i), wherein the plasticizer (i) is an ester based on polytetrahydrofuran and on a monocarboxylic acid. | 07-09-2009 |
20120245268 | PREPARATION OF ANTIPLASTICIZERS FOR THERMOPLASTIC POLYESTERS - A process for making bis(aryloxyalkyl)terephthalates useful as antiplasticizers for thermoplastic polyesters is disclosed. Dimethyl terephthalate is reacted with an excess of an aryloxyalkanol in the presence of a condensation catalyst to produce an intermediate mixture comprising a bis(aryloxyalkyl)terephthalate, a mono(aryloxyalkyl)terephthalate, and unreacted aryloxyalkanol. This mixture continues to react at reduced pressure while unreacted aryloxyalkanol is removed and the mono-ester content is reduced to less than 1 mole % based on the combined amounts of mono- and bis-esters. Both steps are performed substantially in the absence of oxygen. Additional unreacted aryloxyalkanol is then removed to provide a purified bis(aryloxyalkyl)terephthalate having an overall purity of at least 98 mole % and a yellowness index less than 10. Careful control over catalysis, exposure to air, and other process conditions enables the preparation of high yields of bis(aryloxyalkyl)terephthalates that have low color and other valuable attributes. A method of producing bis(aryloxyalkyl)terephthalate articles having improved compressive strength is also disclosed. | 09-27-2012 |
20130085216 | PREPARATION OF ANTIPLASTICIZERS FOR THERMOPLASTIC POLYESTERS - A process for making bis(aryloxyalkyl)terephthalates useful as antiplasticizers for thermoplastic polyesters is disclosed. Dimethyl terephthalate is reacted with an excess of an aryloxyalkanol in the presence of a condensation catalyst to produce an intermediate mixture comprising a bis(aryloxyalkyl)terephthalate, a mono(aryloxyalkyl)terephthalate, and unreacted aryloxyalkanol. This mixture continues to react at reduced pressure while unreacted aryloxyalkanol is removed and the mono-ester content is reduced to less than 1 mole % based on the combined amounts of mono- and bis-esters. Both steps are performed substantially in the absence of oxygen. Additional unreacted aryloxyalkanol is then removed to provide a purified bis(aryloxyalkyl)terephthalate having an overall purity of at least 98 mole % and a yellowness index less than 10. Careful control over catalysis, exposure to air, and other process conditions enables the preparation of high yields of bis(aryloxyalkyl)terephthalates that have low color and other valuable attributes. A method of producing bis(aryloxyalkyl)terephthalate articles having improved compressive strength is also disclosed. | 04-04-2013 |
20130261240 | POLYURETHANE RESIN POWDER COMPOSITION FOR SLUSH MOLDING - Provided is a polyurethane resin powder composition for slush molding from which an outer skin for an instrument panel can be produced, the outer skin not interfering with deployment of an airbag. More specifically, provided is a polyurethane resin powder composition (D) for slush molding comprising perfectly spherical thermoplastic polyurethane resin particles (A) obtained by reacting a polyester diol component (J) and a diisocyanate component (F), a plasticizer (B), and a vinyl-type copolymer fine particles (C) having a crosslinked structure, wherein the polyester diol component (J) comprises a polyester diol (J1) comprising an aromatic dicarboxylic acid (E) and ethylene glycol as essential constituent units, a ratio of volume average particle sizes of (A) and (C), (A):(C), is 200:1 to 2000:1, and an extent of surface coverage of a surface of (A) with (C) {Equation (1)} is 20 to 80%. | 10-03-2013 |
20140155531 | PREPARATION OF ANTIPLASTICIZERS FOR THERMOPLASTIC POLYESTERS - A process for making bis(aryloxyalkyl)terephthalates useful as antiplasticizers for thermoplastic polyesters is disclosed. Dimethyl terephthalate is reacted with an excess of an aryloxyalkanol in the presence of a condensation catalyst to produce an intermediate mixture comprising a bis(aryloxyalkyl)terephthalate, a mono(aryloxyalkyl)terephthalate, and unreacted aryloxyalkanol. This mixture continues to react at reduced pressure while unreacted aryloxyalkanol is removed and the mono-ester content is reduced to less than 1 mole % based on the combined amounts of mono- and bis-esters. Both steps are performed substantially in the absence of oxygen. Additional unreacted aryloxyalkanol is then removed to provide a purified bis(aryloxyalkyl)terephthalate having an overall purity of at least 98 mole % and a yellowness index less than 10. Careful control over catalysis, exposure to air, and other process conditions enables the preparation of high yields of bis(aryloxyalkyl)terephthalates that have low color and other valuable attributes. A method of producing bis(aryloxyalkyl)terephthalate articles having improved compressive strength is also disclosed. | 06-05-2014 |
20160053085 | BLENDS OF DIBENZOATE PLASTICIZERS - Plasticizer blends comprise a triblend of diethylene glycol dibenzoate, dipropylene glycol dibenzoate, and 1,2-propylene glycol dibenzoate, in specified ratios, useful in combination with a multitude of thermoplastic polymers, thermosetting polymers, and elastomeric polymers and numerous applications, including but not limited to plastisols, adhesives, sealants, caulks, architectural coatings, industrial coatings, OEM coatings, inks, overprint varnishes, polishes, and the like. The advantages rendered by the use of the triblend depend on the type of polymer and application in which it is utilized and include among other advantages higher solvating power and lower processing time, low VOC's, reduced plasticizer freeze point, improved gelation and fusion characteristics, higher tensile strength, superior stain and extraction resistance, and improved rheology over traditional diblends of diethylene glycol dibenzoate and dipropylene glycol dibenzoate. | 02-25-2016 |
20160053127 | WATER-BASED COMPOSITIONS THAT RESIST DIRT PICK-UP - Water-based compositions containing a low VOC coalescent, a latex or water-dispersible polymer, and a water-insoluble UV-VIS (preferably, ultraviolet) absorber. | 02-25-2016 |
20160130434 | OXYGEN SCAVENGING COMPOSITIONS REQUIRING NO INDUCTION PERIOD - The present invention provides a composition comprising: a polyester base polymer; an oxidizable polyether-based additive; and a transition metal catalyst, wherein the polyester base polymer is substantially free of antimony. Containers made include a wall made of the composition. The polyester base polymer may preferably include polyethylene terephthalate and include less than about 100 ppm of antimony, less than about 50 ppm, less than about 10 ppm, or between about 0 and about 2 ppm. Containers made from the composition are substantially clear and exhibit excellent oxygen scavenging properties with little to no induction period. | 05-12-2016 |
20160160030 | POLY(VINYL ACETAL) RESIN COMPOSITIONS, LAYERS, AND INTERLAYERS HAVING ENHANCED OPTICAL PROPERTIES - Resin compositions, layers, and interlayers comprising two or more thermoplastic polymers and at least one RI balancing agent for adjusting the refractive index of at least one of the resins or layers is provided. Such compositions, layers, and interlayers exhibit enhanced optical properties while retaining other properties, such as impact resistance and acoustic performance. | 06-09-2016 |