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Class Information
Number: 525/906
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Polysulfone
Description: Subject matter under Class 525 involving a polysulfone polymer.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7312282 Process of preparation of block copolymers and the block copolymers prepared therefrom Dec. 25, 2007
7037954 Ocular lens material May. 2, 2006
6994788 Sulfonated aromatic polymers, membrane containing said polymers and a method for production and use of the same Feb. 7, 2006
6669851 Water purification by polymer colloids Dec. 30, 2003
6380307 Silane functionalized polyaromatic polymers and methods for their production Apr. 30, 2002
6225373 Homo-, co- or multicomponent thermoplastic polymer dispersed in a thermoset resin May. 1, 2001
6203143 Hydroxyalkylated high performance curable polymers Mar. 20, 2001
6075100 Ternary poly(biphenyl ether sulfone) resin blends having improved environmental stress cracking resistance Jun. 13, 2000
6051661 Thermoplastic molding compositions Apr. 18, 2000
6025440 Mixture of fluoropolymers, oxidized polyarylene sulfides and polyarylene, sulfides Feb. 15, 2000
6013716 Aromatic polysulfone resin composition Jan. 11, 2000
6007877 Aqueous developable high performance photosensitive curable aromatic ether polymers Dec. 28, 1999
5969082 Application of sulfone, ketone and ester containing polyalkyl ether units to medical materials Oct. 19, 1999
5852139 Mixtures of thermoplastics and oxidized polyarlene sulfides Dec. 22, 1998
5834566 Homogeneous polymer alloys based on sulfonated aromatic polyetherkeytones Nov. 10, 1998
5834537 Homo-, co- or multicomponent thermoplastic polymer dispersed in a thermoset resin Nov. 10, 1998
5827907 Homo-, co- or multicomponent thermoplastic polymer dispersed in a thermoset resin Oct. 27, 1998
5502122 Blends based on polyarylene ethers and polyarylene sulfides Mar. 26, 1996
5500479 Polyethersulfone/polyester block copolymers and a process for their preparation Mar. 19, 1996
5484876 Production process for aromatic thioether ketone/thioether sulfone copolymers Jan. 16, 1996
5457169 Molding materials based on polyarylene ethers having terminal anhydride groups Oct. 10, 1995
5451438 Acylamidomethylated polysulfone and process for production thereof Sep. 19, 1995
5434224 Thermoset and polyarylsulfone resin system that forms an interpenetrating network Jul. 18, 1995
5434226 Epoxy resin toughened with a polyether sulfone and polyarylsulfidesulfone Jul. 18, 1995
5391670 Alkylation resins from polycyclic aromatic compounds Feb. 21, 1995
5371152 Resin composition and process for producing the composition Dec. 6, 1994
5346968 Oligosiloxanes and reinforced thermoplastic and ceramic materials obtainable therewith Sep. 13, 1994
5286817 Poly(arylene sulfide)/poly(arylene sulfide sulfone) block copolymers and preparation thereof Feb. 15, 1994
5281664 Polymer compositions and methods of making same Jan. 25, 1994
5231150 Polymer composition Jul. 27, 1993
5212259 Miscible blends of imide containing polymers with poly(aryl sulfones) May. 18, 1993
5208298 Stable solution of polybenzimidazole and polysulfons blends May. 4, 1993
5191017 High-impact thermoplastic polyether sulfone molding compositions Mar. 2, 1993
5157085 Polyimide resin composition Oct. 20, 1992
5091480 Comb-like polymers and graft copolymers from polyarylene polyether macromonomers Feb. 25, 1992
5086125 Polyimide resin composition Feb. 4, 1992
5084530 Poly(aryl ether sulfone)-poly(aryl ether ketone) block copolymers Jan. 28, 1992
5071925 Polymer compositions Dec. 10, 1991
5057595 Copolyesters from 4,4'-biphenyldicarboxylic acid, 1,4-cyclohexanedimethanol and ethylene glycol Oct. 15, 1991
5041335 Undercoat composition and a metal substrate coated with a resin composition Aug. 20, 1991
5037902 Miscible blends of imide containing polymers with poly(aryl sulfones) Aug. 6, 1991
5037947 Copolyesters from 4,4'-biphenyldicarboxylic acid, 1,6-hexanediol and 1,4-butanediol Aug. 6, 1991
5036146 High temperature resistant polysulfone-polyimide block copolycondensates and preparation thereof by melt condensation Jul. 30, 1991
4968758 Poly(aryl ether sulfone)-poly(aryl ether ketone) block copolymers block copolymers Nov. 6, 1990
4895913 Wire coating resin composition Jan. 23, 1990
4822832 Thermosetting epoxy resin compositions and thermosets therefrom Apr. 18, 1989
4798855 Thermoplastic molding materials Jan. 17, 1989
4757120 Polyimide/aromatic sulfone resin blends and prepegs coated therewith Jul. 12, 1988
4746710 Shaped article formed from a blend of a poly(aryl ether) and a polycarbonate and/or a polyarylate May. 24, 1988
4734470 Block copolymer and compositions Mar. 29, 1988

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