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Class Information
Number: 525/89
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Mixing of two or more solid polymers; mixing of solid polymer or sicp with sicp or spfi; mixing of sicp with an ethylenic agent; mixing of solid polymer with a chemical treating or ethylenic agent; or processes of forming or reacting; or the resultant product of any of the above operations > At least one solid polymer derived from ethylenic reactants only > Mixing of solid block or block-type copolymer with other solid polymer; mixing of said polymer mixture with a chemical treating agent; mixing of a block or block-type copolymer with sicp or with spfi; or processes of forming or reacting; or the resultant product of any of the above operations > Mixture contains two or more solid block or block-type copolymers
Description: Subject matter wherein the mixture contains at least two solid block copolymers or block-type copolymers.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8703860 Paramethylstyrene block copolymers and their use Apr. 22, 2014
8691884 Crosslinked flame retardant thermoplastic elastomer gels Apr. 8, 2014
8653189 Oil-extended, low styrene content styrene-butadiene-styrene triblock copolymer compositions and articles fabricated therefrom Feb. 18, 2014
8637131 Poly(phenylene ether) article and composition Jan. 28, 2014
8618221 Directed assembly of triblock copolymers Dec. 31, 2013
8598271 Block copolymer composition, film, and method for producing block copolymer composition Dec. 3, 2013
8598266 Flocculation agents for nanoparticle pollutants Dec. 3, 2013
8578852 Block copolymer composition for flexographic printing plates Nov. 12, 2013
8580884 Thermoplastic polyurethane block copolymer compositions Nov. 12, 2013
8575269 Transparent, tough and rigid molding compositions based on styrene-butadiene block copolymer mixtures Nov. 5, 2013
8563646 Adhesive composition Oct. 22, 2013
8552114 Miktopolymer compositions Oct. 8, 2013
8546488 Cleavable block copolymers, functionalized nanoporous thin films and related methods of preparation Oct. 1, 2013
8513356 Diblock copolymer blend composition Aug. 20, 2013
8501869 Block copolymer composition and hot-melt adhesive composition Aug. 6, 2013
8492479 Process for preparing a diene copolymer comprising a polyether block, diene copolymer comprising a polyether block, reinforced rubber composition and tire Jul. 23, 2013
8492480 Block copolymer composition, method for producing the same, and film of the same Jul. 23, 2013
8492481 Block polymers, compositions and methods for use for foams, laundry detergents, and shower rinses and coagulants Jul. 23, 2013
8481644 Low chloride polybutadiene Jul. 9, 2013
8469143 Baffle with enhanced acoustic damping properties Jun. 25, 2013
8470929 Composition for stretchable film Jun. 25, 2013
8465844 Elastic attachment adhesive containing radial block copolymer Jun. 18, 2013
8461246 Mixture of conjugated diene--vinyl aromatic hydrocarbon copolymers and adhesive composition having the same Jun. 11, 2013
8419890 Composition for structural adhesive Apr. 16, 2013
8415429 Styrene butadiene block copolymers for film applications Apr. 9, 2013
8415438 Method for the production of block copolycarbonate/phosphonates and compositions therefrom Apr. 9, 2013
8410215 Thermoplastic resin composition and molded article obtained from the same Apr. 2, 2013
8399555 Aqueous coating composition and process for its production, and process for forming coating film Mar. 19, 2013
8394892 High performance thermoplastic elastomer composition Mar. 12, 2013
8357754 Process for producing microporous polymeric object, and microporous polymeric object and separation membrane Jan. 22, 2013
8338535 Epoxy resins, curing agent and (Co)poly(methyl methacrylate) block copolymer Dec. 25, 2012
8338534 Process for producing microporous polymeric object, and microporous polymeric object and separation membrane Dec. 25, 2012
8328979 Composition for structural adhesive Dec. 11, 2012
8299177 Compositions containing styrene-isobutylene-styrene and controlled distribution block copolymers Oct. 30, 2012
8288473 Disk-like nanoparticles Oct. 16, 2012
8273821 Adhesives composition comprising mixtures of multi-block copolymers Sep. 25, 2012
8268928 Thermoplastic polymer composition and sheet-like molded article therefrom Sep. 18, 2012
8263696 Hot melt pressure sensitive adhesives for paper labels Sep. 11, 2012
8258236 Tubular forming material and its heat-shrinkable film Sep. 4, 2012
8236894 Monovinylarene conjugated diene block copolymer compositions for shrinkable films Aug. 7, 2012
8236417 Pressure-sensitive adhesive for optical films Aug. 7, 2012
8227063 Ink-contacting thermoplastic elastomer composition for ink jet printer Jul. 24, 2012
8211978 Moldability modifier and polypropylene resin composition using the same Jul. 3, 2012
8198368 Cleavable block copolymers, functionalized nanoporous thin films and related methods of preparation Jun. 12, 2012
8193282 Thermoplastic resin composition Jun. 5, 2012
8158722 Tough and rigid mixtures of alpha-methylstyrene-acrylnitrile copolymers and of block copolymers Apr. 17, 2012
8147958 Poly(arylene ether) composition and articles Apr. 3, 2012
8129470 Adhesive masses based on block copolymers of structure P(A)-P(B)-P(A) and P(B)-P(A)-P(B) Mar. 6, 2012
8129478 Polyester anhydride-based biopolymers Mar. 6, 2012
8110632 Poly(arylene ether) articles and compositions Feb. 7, 2012

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