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. 02, 2014
Filed:
Sep. 01, 2010
Applicants:
Manabu Miyoshi, Kariya, JP;
Hitotoshi Murase, Kariya, JP;
Keiichi Hayashi, Kariya, JP;
Shinji Suzuki, Kariya, JP;
Inventors:
Manabu Miyoshi, Kariya, JP;
Hitotoshi Murase, Kariya, JP;
Keiichi Hayashi, Kariya, JP;
Shinji Suzuki, Kariya, JP;
Assignee:
Kabushiki Kaisha Toyota Jidoshokki, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 4/02 (2006.01); B05D 5/12 (2006.01); H01M 4/88 (2006.01);
U.S. Cl.
CPC ...
Abstract
A negative electrode for a lithium-ion secondary battery, has a current collector and an active-material layer bound on a surface of the current collector. The active-material layer includes active materials, binders, conductive additives, and buffer materials. The active materials include Si and/or Sn, and the buffer materials comprise a silicone composite powder in which a spherical silicone-rubber powder is covered with a silicone resin.