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:
Oct. 23, 2007
Filed:
Apr. 19, 2004
Kunio Maruyama, Okayama, JP;
Shinji Miyakawa, Koganei, JP;
Shuichiro Yamaguchi, Hiratsuka, JP;
Noboru Oyama, Musashino, JP;
Kunio Maruyama, Okayama, JP;
Shinji Miyakawa, Koganei, JP;
Shuichiro Yamaguchi, Hiratsuka, JP;
Noboru Oyama, Musashino, JP;
Shirouma Science Co., Ltd., Toyama, JP;
Fuji Jukogyo Kabushiki Kaisya, Tokyo, JP;
Mitsui & Co., Ltd., Tokyo, JP;
Noboru Oyama, Tokyo, JP;
Abstract
A polymer gel electrolyte composition includes a crosslinked polymer network matrix having a three-dimensional crosslinked structure that includes a solution of an electrolyte in a non-aqueous solvent, and a non-crosslinked polymer included within the crosslinked polymer network matrix. The non-crosslinked polymer includes (a) an ethylene unit and/or propylene unit, and (b) an unsaturated carboxylic acid unit having a carboxyl group esterified by a polyalkylene glycol having one terminal hydroxyl group protected.