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| Number | Title | Issue Date |
| 7538157 | Structured baroplastic materials The present invention provides a series of baroplastic materials, and systems and methods of making and using such baroplastic materials. In one aspect of the invention, polymeric particles are provided that can be used to produce baroplastic materials under certain... | 05/26/2009 |
| 7452939 | Polyesterified block copolymer and process for producing the same A polyesterified block copolymer represented by the general formula (1), (2) or (3) (for example, polyolefin/polyolefin block copolymer of the following general formula (1)), obtained by an esterification reaction between a terminal maleated polymer and a terminal h... | 11/18/2008 |
| 7396877 | Chemical resistant thermoplastic resin composition Disclosed is a resin composition comprising (A) 100 parts by weight of a base resin comprising a rubber-modified styrene-containing graft copolymer and a styrene-containing copolymer; (B) 0.5-8 parts by weight of an acrylic rubber graft copolymer resin having an ave... | 07/08/2008 |
| 7390575 | Propylene-ethylene random block copolymer and biaxially oriented multi-layer film using the same as a surface layer A polyolefin based biaxially oriented multi-layer film having at least one surface layer comprise of the propylene-ethylene random block copolymer; The propylene-ethylene random block copolymer obtained through sequential polymerization catalyzed by a metallo... | 06/24/2008 |
| 7368061 | Process and device for the production of elastomer-modified thermoplastics A continuous process for the production of an elastomer-modified thermoplastic is disclosed. The process entails (i) obtaining graft elastomer (D) having residual moisture content of 1 to 50 wt. %, particularly 5 to 50 wt. %, particularly preferably 10 to 40 wt. %, ... | 05/06/2008 |
| 7342087 | Method for prevention of increase in particles in copolymer for semiconductor resist A method for prevention of increase in particles in copolymer for semiconductor resist, which comprises passing, through a filter containing a resin having an amino group and/or an amide bond a copolymer solution for semiconductor resist which contains a copolymer f... | 03/11/2008 |
| 7309729 | Aqueous additive systems for polymeric matrices Aqueous-form additive systems, and methods of blending the same with a matrix resin, are disclosed whereby acrylic-based impact modifier compositions, butadiene-based impact modifier compositions and acrylic-based processing aids are used in aqueous form without the... | 12/18/2007 |
| 7279220 | Highly flame-retardant cross-linked acrylic fiber and highly flame-retardant composite The highly flame-retardant acrylic fiber of the invention comprises 1 to 20 weight % of a glycidyl methacrylate polymer and 1 to 20 weight % of antimony oxide in an acrylonitrile copolymer obtained with use of monomers containing 20 to 70 weight % of at least one ha... | 10/09/2007 |
| 7223460 | Rubber modified styrenic copolymers and their use in disposable card applications A thermoplastic sheet that includes a continuous phase and a dispersed phase, where A) the continuous phase contains a polymer composition resulting from the polymerization of a monomer mixture containing a styrenic monomer and an ... | 05/29/2007 |
| 7217763 | Acrylonitrile-butadiene-styrene copolymer transparent resin having superior chemical resistance and transparency and preparation thereof The present invention relates to acrylonitrile-butadiene-styrene copolymer transparent resin having superior chemical resistance and transparency and preparation thereof, and particularly to acrylonitrile-butadiene-styrene copolymer transparent resin having superior... | 05/15/2007 |
| 7157520 | Process for producing powdery linear polymer having improved powder properties A powdery linear polymer having a narrow particle size distribution with little dusting and excellent in anti-blocking property is recovered from a latex of a linear polymer containing a large proportion (35–75 wt. %) of soft polymer (S) component through a two-st... | 01/02/2007 |
| 7129293 | Crosslinked polymers, fine polymer particle, and process for producing these A crosslinked polymer or polymer fine particles which can be obtained through copolymerization of at least a macromonomer having a polyethylene glycol segment, a comonomer having tertiary amine groups in its side chains and a crosslinking agent are provided. Said cr... | 10/31/2006 |
| 7119145 | Surface graft modified resins and formation thereof Pre-formed polymer particles are chemically modified by free radical-initiated surface graft modification. The resulting resin is specifically adapted to provide enhanced chromatographic performance throughout chromatographic separations. ... | 10/10/2006 |
| 7105602 | Processing aid for thermoplastic resin and thermoplastic resin composition containing the same The present invention provides a processing aid for thermoplastic resin having a weight average molecular weight of 10,000 to 300,000, which is obtained by polymerizing an alkyl (meth)acrylate, or an alkyl (meth)acrylate and another vinyl monomer copolymerizable the... | 09/12/2006 |
| 7074854 | ABS moulding material with improved workability and a high lustre A Polymer compositions that features high degree of toughness, very good processability and extremely high gloss is disclosed. The composition contains (I) a graft rubber polymer obtained by emulsion polymerization of styrene and a... | 07/11/2006 |
| 7022763 | Branched olefin copolymer, process for producing the same, and use thereof A branched olefin copolymer demonstrating excellent performance in various uses, comprising a building block (A) represented by formula (1) below and a building block (B) represented by formula (2) below, obtained by e.g. a method which involves sequentially conduct... | 04/04/2006 |
| 7019049 | Process for preparing thermoplastic transparent resin The present invention relates to an impact resistant resin composition having superior balance of physical properties of chromacity, impact resistance and strength, and a process for preparing an impact resistant resin composition that can largely reduce draining tr... | 03/28/2006 |
| 6919408 | Thermoplastic transparent resin composition and method of manufacturing same Disclosed is a thermoplastic transparent resin composition and a method for manufacturing the same. The resin composition includes 3-15 parts by weight of small aperture polybutadiene rubber latex; 5-25 parts by weight of large aperture polybutadiene rubber latex; 4... | 07/19/2005 |
| 6849690 | Transparent, rubber-modified styrene copolymer The present invention relates to a method of preparing rubber-modified styrene copolymer resin with excellent transparency and impact resistance, specifically to a method of preparing transparent resin of rubber-modified styrene copolymer comprising graft-copolymeri... | 02/01/2005 |
| 6812283 | Method for agglomerating dispersed rubber A process for the agglomeration of at least one rubber (A), dispersed in an aqueous phase, by the addition of a dispersion of at least one agglomerating polymer (B) in aqueous phase, in which the agglomerating polymer B used is one containing substantially no free a... | 11/02/2004 |
| 6777083 | Plastic optical fiber, optical fiber cable, optical fiber cable with plug, method for producing methyl methacrylate based polymer and method for producing plastic optical fiber This invention provides a process for manufacturing a methyl methacrylate polymer comprising the steps of feeding a monomer containing at least 80 wt % of methyl methacrylate and a radical polymerization initiator represented formula (III) to a reactor; polymerizing... | 08/17/2004 |
| 6767965 | Method of preparing monomer-grafted syndiotactic polystyrene with polarity The present invention provides a method of preparing a monomer-grafted syndiotactic polystyrene with polarity, which comprises (a) forming swollen syndiotactic polystyrene by mixing with a syndiotactic polystyrene in powder state and a radical initiator in a solvent... | 07/27/2004 |
| 6737476 | Rubber composition A brominated butyl rubber and a polymer based on a conjugated diolefin monomer are grafted by mixing the solid polymer at a temperature greater than 50° C. for a time sufficient to cause grafting. The grafted copolymer is useful especially in tire tread composition... | 05/18/2004 |
| 6716916 | Thermoplastic molding materials based on particular graft rubber constituents A molding composition containing a graft polymer is disclosed. The graft is a product of a free-radical emulsion polymerization of resin-forming vinyl monomers in the presence of rubber present in latex form having a glass transition temperature of ≦0° C. using a... | 04/06/2004 |
| 6716917 | Rubber-reinforced styrene transparent resin composition and method of producing the same A rubber-reinforced styrene transparent resin composition contains a styrene copolymer reinforced with a rubber polymer, wherein the monomer composition of an acetone soluble resin component contained in the resin composition contains 5 to 70% by weight of aromatic ... | 04/06/2004 |
| 6663953 | Fresnel lens base sheet A Fresnel lens base sheet is provided which is suitable for the formation of a lens layer of an ultraviolet-cured resin and has excellent impact resistance and environmental resistance. The Fresnel lens base sheet comprises a specific rubber-modified styr... | 12/16/2003 |
| 6660806 | Rubber-modified styrenic resin composition and molded article thereof A rubber-modified styrenic resin composition comprising (A) 100 wt. parts of a rubber-modified styrenic resin which contains 10 to 35 wt. % of soft component particles having an average particle size of 0.1 to 0.5 μm, where said soft component particles ... | 12/09/2003 |
| 6653404 | Rubber compositions A rubber composition having satisfactory processability and dimension stability, exhibits excellent tensile strength and wearing resistance when vulcanized and comprises (1) a crosslinked rubber particle containing as repeating units (a) 39.89 to 79.89% b... | 11/25/2003 |
| 6630535 | Rubber compositions & vulcanizates including comb polymers A composition comprising an elastomer, a filler, and a comb-like polymer, the comb-like polymer comprising a backbone and a plurality of side chains, the backbone having a length greater than or equal to the entanglement length, the side chains having a l... | 10/07/2003 |
| 6620883 | Process for the preparation of graft rubber latexes having a reduced residual monomer content The invention relates to a process for the preparation of graft rubber polymers of the ABS type by emulsion polymerization according to the so-called fed batch process, in which latexes having markedly reduced residual monomer contents are obtained, and t... | 09/16/2003 |
| 6583221 | Vinyl chloride resin, process for producing the same, and molded object This invention is related to a vinyl chloride resin as obtainable by graft-copolymerizing an acrylic copolymer (a) having a mean particle diameter of 60 to 250 nm with a vinyl monomer (b) predominantly composed of vinyl chloride, said acrylic copolymer (a... | 06/24/2003 |
| 6566436 | Molded forms for use in gardening and animal husbandry The use of a thermoplastic molding composition which is not ABS, comprising, based on the total of the amounts of components A, B, C, and, where appropriate, D, this total being 100% by weight, a: as component A, from 1 to 48% by weight of at least one particu... | 05/20/2003 |
| 6559219 | Rubber compositions A rubber composition of the invention comprises [1] a cross inked rubber particle component whose toluene-insolubles is 50% by weight or more and whose number mean particle size is 3 to 1000 nm and [2] a non-crosslinked rubber component whose toluene-inso... | 05/06/2003 |
| 6472487 | Modified vinyl polymers containing amphiphilic hydrocarbon moieties Synthetic polymers having moieties capable of covalent or hydrogen bonding to cellulose and one or more amphiphilic moieties are disclosed. These polymers are capable of providing two distinct properties to paper products, such as tissues, which propertie... | 10/29/2002 |
| 6391950 | MABS-based PVC pipe cement Disclosed is a PVC pipe cement composition that comprises a polymeric material of a methyl methacrylate homopolymer or copolymer, a styrene-acrylonitrile polymer, and a rubber grafted with at least a methacrylic acid ester of a C1 to C8 | 05/21/2002 |
| 6380308 | High-solids binder compositions and their use The invention relates to a binder composition containing A) 50-90 parts by wt. of OH-functional graft copolymer resins prepared from a) 0.1 to 10 parts by wt. of polybutadiene, b) 5 to 60 parts by wt. of an unsaturated aromatic monomer, c) 10 to 50 parts by wt. of a hyd... | 04/30/2002 |
| 6310148 | Stryrene resin composition and process for producing the same A styrene resin composition excellent in luster, rigidity and surface impact strength is provided. A mixed solution of (b1) a homopolymer of a diene monomer or (b2) a copolymer of a styrene monomer and a diene monomer, the copolymer having 15% or less on ... | 10/30/2001 |
| 6300412 | Process for preparation of rubber-modified aromatic vinyl resin compositions This invention relates to a process for preparing rubber-modified aromatic vinyl resin compositions by polymerizing a raw material solution containing 3 to 20% by weight of rubbery polymer, 50 to 97% by weight of an aromatic vinyl monomer, and 0 to 30% by... | 10/09/2001 |
| 6277913 | Thermoplastic resin composition and interior or exterior parts for vehicle thereof There is provided a thermoplastic resin composition and interior or exterior parts for vehicle using thereof, which is excellent in flexibility, surface appearance, heat deformation property at heating and has low tackiness at a high temperature. The ther... | 08/21/2001 |
| 6255387 | Derivatized solid sheared polymer blends and process for their preparation A derivatized blend and a process for producing that blend in which a high ethylene content ethylene-propylene polymer and a lower ethylene content ethylene-propylene polymer are subjected to simultaneous blending and shearing to reduce their molecular we... | 07/03/2001 |
