The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 15, 2006
Filed:
Apr. 07, 2005
Yoko Takebe, Yokohama, JP;
Masataka Eda, Yokohama, JP;
Osamu Yokokoji, Yokohama, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
A fluoropolymer (A) having units derived from monomer units formed by cyclopolymerization of at least one fluorinated diene selected from a fluorinated diene represented by the formula (1) and a fluorinated diene represented by the formula (2), and units derived from monomer units formed by cyclopolymerization of a fluorinated diene represented by the formula (3):CF═CFCF—C(CF)(OR)—CHCH═CH  (1)CF═CFCH—CH((CH)C(CF)(OR))—CHCH═CH  (2)CF═CFCH—CH(COOR)—CHCH═CH  (3)wherein Rrepresents a hydrogen atom, a blocked group of a hydroxyl group capable of being converted into a hydrogen atom by an acid, or a blocked carboxyl group-containing organic group capable of being converted into a carboxyl group-containing organic group by an acid, Rrepresents a hydrocarbon group having at most 20 carbon atoms, and n represents 0 or 1.