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:
May. 22, 2007
Filed:
Dec. 26, 2001
Atsushi Watakabe, Kanagawa, JP;
Takeshi Eriguchi, Kanagawa, JP;
Toshihiro Tanuma, Kanagawa, JP;
Yasuhiro Kunisa, Kanagawa, JP;
Atsushi Watakabe, Kanagawa, JP;
Takeshi Eriguchi, Kanagawa, JP;
Toshihiro Tanuma, Kanagawa, JP;
Yasuhiro Kunisa, Kanagawa, JP;
Asahi Glass Company, Limited, Tokyo, JP;
Abstract
A solid polymer electrolyte material made of a copolymer comprising a repeating unit based on a fluoromonomer A which gives a polymer having an alicyclic structure in its main chain by radical polymerization, and a repeating unit based on a fluoromonomer B of the following formula (1):CF═CF(R)SOX  (1)wherein j is 0 or 1, X is a fluorine atom, a chlorine atom or OM {wherein M is a hydrogen atom, an alkali metal atom or a group of NRRRR(wherein each of R, R, Rand Rwhich may be the same or different, is a hydrogen atom or a monovalent organic group)}, and Ris a Cpolyfluoroalkylene group having a straight chain or branched structure which may contain ether oxygen atoms.