Silicon-containing organic fluoropolymers and use of the same
Patent 6183872 Issued on February 6, 2001. Estimated Expiration Date: 
September 3, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
September 3, 2018. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent ReferencesNovel polymer and its preparation and use Antireflection filter Patent #: 5763061 Inventors
AssigneeApplicationNo. 011579 filed on 09/03/1998US Classes:428/429, As silicone, silane or siloxane106/287.13, C bonded directly to Si atom106/287.14, H or alkyl directly bonded to Si106/287.27, Halogen containing427/387, Silicon compound containing coating428/447, As siloxane, silicone or silane428/451, Next to addition polymer from unsaturated monomers, or aldehyde or ketone condensation product524/385, Only a single -C-OH group and at least six carbon atoms524/390, With hydrocarbon or halogenated hydrocarbon NRM524/462, Mixing with fluorine- or iodine-containing organic compound or composition; or product thereof DNRM524/546, Four or more fluorine atoms525/276, Ethylenic reactant contains a fluorine atom525/288, Ethylenic reactant contains atoms other than C, H, O, N, S, or Cl525/474, Solid polymer derived from silicon-containing reactant526/242, From fluorine containing monomer526/279, From monomer containing a silicon atom528/29, Organic Si-free reactant is an alcohol or alcoholate528/32, Silicon reactant contains an ethylenically unsaturated group528/42Silicon reactant contains at least one halogen atom bonded to a carbon atom which carbon atom is not an acyl halide carbon atomExaminersPrimary: Nakarani, D. S.Attorney, Agent or FirmInternational ClassesB32B 017/10C01B 033/10 C08G 065/32 C08L 071/02 C09D 005/16 Foreign Application Priority Data1995-08-11 JPAbstractNovel silicon-containing organic fluoropolymers which are appliable to materials over a wide range and which have excellent antifouling property. The silicon-containing organic fluoropolymer of the invention is represented by the general formula and has a number average molecular weight of from 5×102 to 1×105 : ##STR1##wherein Rf represents perfluoroalkyl; Z represents fluoro or trifluoromethyl; a, b, c, d and e each independently represent 0 or an integer of 1 or above, provided that a+b+c+d+e is not less than 1 and the order of the repeating units parenthesized by subscripts a, b, c, d and e occurring in the formula is not limited to that shown; Y represents hydrogen or alkyl containing 1 to 4 carbon atoms; X represents hydrogen, bromo or iodo; R1 represents hydroxy or a hydrolyzable substituent group; R2 represents hydrogen or a monovalent hydrocarbon group; 1 represents 0, 1 or 2; m represents 1, 2 or 3; and n represents an integer of 2 or above.Other References
Field of SearchC bonded directly to Si atomH or alkyl directly bonded to Si Halogen containing Silicon compound containing coating Absolute thicknesses specified 1 mil or less Of base or substrate Of polycarbonate As silicone, silane or siloxane As siloxane, silicone or silane Next to addition polymer from unsaturated monomers, or aldehyde or ketone condensation product Only a single -C-OH group and at least six carbon atoms With hydrocarbon or halogenated hydrocarbon NRM Mixing with fluorine- or iodine-containing organic compound or composition; or product thereof DNRM Four or more fluorine atoms Ethylenic reactant contains a fluorine atom Ethylenic reactant contains atoms other than C, H, O, N, S, or Cl Solid polymer derived from silicon-containing reactant From fluorine containing monomer From monomer containing a silicon atom Organic Si-free reactant is an alcohol or alcoholate Silicon reactant contains an ethylenically unsaturated group Silicon reactant contains at least one halogen atom bonded to a carbon atom which carbon atom is not an acyl halide carbon atom | |
