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:
Jun. 13, 2017
Filed:
Aug. 12, 2013
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi, JP;
Inventors:
Masato Kamiya, Anjo, JP;
Taira Saito, Miyoshi, JP;
Shin-ichi Tobishima, Maebashi, JP;
Hideyuki Morimoto, Midori, JP;
Masafumi Unno, Kiryu, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/0567 (2010.01); H01M 10/052 (2010.01); H01M 10/058 (2010.01); H01M 4/13 (2010.01); H01M 4/131 (2010.01); H01M 4/1391 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0569 (2010.01); H01M 10/0587 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 4/13 (2013.01); H01M 4/131 (2013.01); H01M 4/1391 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/052 (2013.01); H01M 10/058 (2013.01); H01M 10/0569 (2013.01); H01M 10/0587 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0017 (2013.01); H01M 2300/0025 (2013.01); H01M 2300/0028 (2013.01); H01M 2300/0034 (2013.01); H01M 2300/0037 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11); Y02T 10/7011 (2013.01); Y10T 29/49108 (2015.01);
Abstract
This invention provides a lithium secondary battery comprising a positive electrode, a negative electrode, and a non-aqueous electrolyte. On the negative electrode surface, there is present a cyclic siloxane and/or a reaction product thereof. The cyclic siloxane is a cyclic siloxane having at least one side chain comprising a dimethylsiloxy group (a siloxy side chain-containing cyclic siloxane).