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:
Feb. 19, 2019
Filed:
Apr. 02, 2013
Gs Yuasa International Ltd., Kyoto-shi, Kyoto, JP;
Kazuo Kuwahara, Wakayama, JP;
Shuichi Inaya, Wakayama, JP;
Yuichi Ito, Kyoto, JP;
Kohei Tsujita, Kyoto, JP;
Mitsuhiko Samata, Kyoto, JP;
GS Yuasa International Ltd., Kyoto, JP;
Abstract
A positive electrode for a battery includes a positive active material, a conductive agent, and a copolymer. The copolymer includes a constituent unit (a) represented by the following general formula (1) and a constituent unit (b) represented by the following general formula (2): (wherein R, R, R, R, R, Rand Rare the same or different and denote a hydrogen atom, a methyl group or an ethyl group, Rdenotes a hydrocarbon group having 8 to 30 carbon atoms, Rdenotes a linear or branched alkylene group having 2 to 4 carbon atoms, Xand Xdenote an oxygen atom or NH, and p denotes a number of 1 to 50).