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:
Nov. 03, 2020
Filed:
Jan. 29, 2019
Applicant:
Samsung Sdi Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Inventors:
Assignee:
Samsung SDI Co., Ltd., Yongin-si, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 2/14 (2006.01); H01M 4/02 (2006.01); H01M 10/0525 (2010.01); H01M 10/0587 (2010.01); C09D 125/16 (2006.01); H01M 10/0565 (2010.01); C08J 7/04 (2020.01);
U.S. Cl.
CPC ...
H01M 2/1686 (2013.01); C08J 7/0427 (2020.01); C09D 125/16 (2013.01); H01M 2/145 (2013.01); H01M 2/1653 (2013.01); H01M 4/02 (2013.01); H01M 10/0525 (2013.01); H01M 10/0565 (2013.01); H01M 10/0587 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2300/0085 (2013.01); H01M 2300/0097 (2013.01);
Abstract
A separator includes a substrate and a coating layer on at least a surface of the substrate, the coating layer including first organic particles, second organic particles, and a first binder, the first organic particles have a smaller mean particle diameter (D) than that of the second organic particles, and at least one selected from the first organic particles and the second organic particles has a core-shell structure.