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:
May. 23, 2017
Filed:
Nov. 21, 2013
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Hironari Takase, Yokohama, JP;
Hokuto Yokotsuji, Yokohama, JP;
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/131 (2010.01); H01M 4/525 (2010.01); H01M 2/16 (2006.01); H01M 4/36 (2006.01); H01M 4/505 (2010.01); H01M 10/42 (2006.01); H01M 10/052 (2010.01);
U.S. Cl.
CPC ...
H01M 2/1673 (2013.01); H01M 4/131 (2013.01); H01M 4/366 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/4235 (2013.01); H01M 2/1686 (2013.01); H01M 10/052 (2013.01);
Abstract
A positive active material layer for a rechargeable lithium battery including a positive active material and a protection film-forming material is disclosed. A separator for a rechargeable lithium battery including a substrate and a porous layer positioned at least one side of the substrate and including a protection film-forming material is also disclosed. A rechargeable lithium battery can include at least one of the positive active material layer and the separator.