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:
Sep. 27, 2011
Filed:
Jun. 17, 2004
Katsuhito Miura, Osaka, JP;
Masato Tabuchi, Osaka, JP;
Shouhei Matsui, Osaka, JP;
Yoshihiko Wada, Osaka, JP;
Katsuhito Miura, Osaka, JP;
Masato Tabuchi, Osaka, JP;
Shouhei Matsui, Osaka, JP;
Yoshihiko Wada, Osaka, JP;
Daiso Co., Ltd., Osaka, JP;
Abstract
A polymer electrolyte composition characterized by comprising: (1) a crosslinked material of a polyether binary copolymer which has a main chain comprising repeating units represented by the formula (i) and crosslinking units represented by the formula (ii) and which has a weight-average molecular weight of 10to 10, (2) an electrolyte solution comprising an aprotic organic solvent, (3) an additive, as an optical ingredient, which comprises an ether compound having an ethylene oxide unit, and (4) an electrolyte salt compound comprising a lithium salt compound. The composition is excellent in liquid retention and ionic conductivity, is usable in a wide temperature range, and has excellent electrochemical properties.