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Class Information
Number: 526/253
Name: Synthetic resins or natural rubbers -- part of the class 520 series > Synthetic resins (class 520, subclass 1) > Polymers from only ethylenic monomers or processes of polymerizing, polymerizable compositions containing only ethylenic monomers as reactants or processes of preparing > From fluorine containing monomer > Fluorine containing monomer contains f, c and h only or f and c only > Five or more fluorine atoms
Description: Subject matter wherein the fluorine monomer contains at least five fluorine atoms.


Sub-classes under this class:

Class Number Class Name Patents
526/254 Contains only carbon and fluorine atoms 232


Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
7612154 Fluoroelastomers Nov. 3, 2009
RE40902 Tetrafluoroethylene/hexafluoropropylene copolymers with higher drawability Sep. 1, 2009
7579409 Polyetrafluoroethylene micropowder compositions Aug. 25, 2009
7576164 Curable base-resistant fluoroelastomers Aug. 18, 2009
7534323 Use for the oleo-repellent paper sizing of carboxylic perfluoropolyethers May. 19, 2009
7531611 Copolymers of tetrafluoroethylene May. 12, 2009
7378475 Process for making vinyl fluoride interpolymers and dispersions thereof May. 27, 2008
7375171 Process for preparing vulcanizable fluorine-containing elastomer May. 20, 2008
7345124 Process for preparing fluorine-containing polymer Mar. 18, 2008
7285612 Partially fluorinated copolymer based on trifluorostyrene and substituted vinyl compound and ionic conductive polymer membrane formed therefrom Oct. 23, 2007
7276287 Melt-processible poly(tetrafluoroethylene) Oct. 2, 2007
7220487 Ambient cured flexible fluoroelastomer coatings and coated products May. 22, 2007
7199198 Fluororubber base sealant composition and fluororubber base sealant Apr. 3, 2007
7183365 Electroactive fluorene polymers having perfluoroalkyl groups, process for preparing such polymers and devices made with such polymers Feb. 27, 2007
7173098 Process for producing fluoropolymer Feb. 6, 2007
7148301 High purity fluoropolymers Dec. 12, 2006
7132489 Fluorine-containing amphoteric polymer for surface coating and preparation method thereof Nov. 7, 2006
7112640 Fluorocopolymer and its applications Sep. 26, 2006
7101943 Peroxide-curable fluoroelastomers Sep. 5, 2006
7094469 Porous or non-porous substrate coated with an immobilized polymeric composition having sulfonyl groups and hydrophilic functional groups and process Aug. 22, 2006
7091295 Amorphous perfluorinated polymers Aug. 15, 2006
7084225 Process for preparation of a tetrafluoroethylene copolymer Aug. 1, 2006
7071272 Method for preparing unsaturated compound by pyrolysis reaction Jul. 4, 2006
7037950 Partially fluorinated copolymer based on trifluorostyrene and substituted vinyl compound and ionic conductive polymer membrane formed therefrom May. 2, 2006
7022457 Photoresists with hydroxylated, photoacid-cleavable groups Apr. 4, 2006
6984704 Fluorinated compound, fluoropolymer and process for its production Jan. 10, 2006
6982308 PTFE-based formulation for the insulation of integrated circuits Jan. 3, 2006
6933357 Ultra-clean fluoropolymers Aug. 23, 2005
6911513 Fluorinated diene compound and fluoropolymer, and methods for their production Jun. 28, 2005
6903173 Fluorinated polymers Jun. 7, 2005
6872503 Copolymers for photoresists and processes therefor Mar. 29, 2005
6870018 Vulcanizable flouroelastomer composition Mar. 22, 2005
6858692 Fluorinated compound, fluoropolymer and process for its production Feb. 22, 2005
6849375 Photoresist monomers, polymers thereof and photoresist compositions containing the same Feb. 1, 2005
6849377 Photoresists, polymers and processes for microlithography Feb. 1, 2005
6825304 PTFE-based formulation for the insulation of integrated circuits Nov. 30, 2004
6824930 Ultraviolet and vacuum ultraviolet transparent polymer compositions and their uses Nov. 30, 2004
6821626 Fluorocarbon random copolymer for use in toner release layer Nov. 23, 2004
6818381 Underlayer compositions for multilayer lithographic processes Nov. 16, 2004
6812310 Process for producing fluoropolymers having a reduced amount of polar end groups Nov. 2, 2004
6809167 Tetrafluoroethylene thermoprocessable copolymer microspheres Oct. 26, 2004
6774150 Partially fluorinated copolymer based on trifluorostyrene and substituted vinyl compound and ionic conductive polymer membrane formed therefrom Aug. 10, 2004
6770404 Ultraviolet and vacuum ultraviolet transparent polymer compositions and their uses Aug. 3, 2004
6767977 Fluorinated ionomers Jul. 27, 2004
6756458 Fluorinated compound, method for its production and polymer thereof Jun. 29, 2004
6753393 Fluorocopolymer Jun. 22, 2004
6749990 Chemical amplification photoresist monomers, polymers therefrom and photoresist compositions containing the same Jun. 15, 2004
6743876 Copolymers of vinylidene fluoride and hexafluoropropylene having reduced extractable content and improved solution clarity Jun. 1, 2004
6737490 Tetrafluoroethylene/perfluoro (alkyl vinyl ether) copolymer and method for its production May. 18, 2004
6737165 Melt-processible poly(tetrafluoroethylene) May. 18, 2004

1 2 3 4


 
 
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