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. 11, 2016
Filed:
Apr. 14, 2015
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventor:
Tomoya Mesuda, Toyota, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Aichi-ken, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/131 (2010.01); H01M 4/13 (2010.01);
U.S. Cl.
CPC ...
H01M 4/622 (2013.01); H01M 4/131 (2013.01); H01M 4/623 (2013.01); H01M 4/13 (2013.01); Y02E 60/122 (2013.01);
Abstract
A positive electrode paste for a non-aqueous electrolyte secondary battery is provided. The positive electrode paste includes a binder and a positive electrode active material. The binder includes a resin including polyvinyl acetal as a basic skeleton, the resin having a weight average molecular weight of 50000 to 140000 and having a hydroxyl group content of 42 to 60 mol %; and polyvinylidene fluoride having a weight average molecular weight of 800000 to 1200000.