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. 05, 2020
Filed:
Nov. 28, 2017
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Taek-Gyoung Kim, Daejeon, KR;
Kwon-Nam Sohn, Daejeon, KR;
Eun-Kyu Her, Daejeon, KR;
Bu-Gon Shin, Daejeon, KR;
Doo-Kyung Yang, Daejeon, KR;
Assignee:
LG Chem, Ltd., , KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 2/14 (2006.01); H01M 10/052 (2010.01); H01M 4/38 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1686 (2013.01); H01M 2/145 (2013.01); H01M 2/162 (2013.01); H01M 2/1646 (2013.01); H01M 2/1653 (2013.01); H01M 2/1666 (2013.01); H01M 2/1673 (2013.01); H01M 4/38 (2013.01); H01M 4/382 (2013.01); H01M 10/052 (2013.01);
Abstract
Disclosed is a separator for an electrochemical device. The separator includes a non-woven web substrate, wherein at least one surface of the non-woven web substrate includes an electrode reactive layer formed by carbonization of the non-woven web substrate from the surface of the non-woven web substrate to a predetermined depth, and the electrode reactive layer is disposed at the outermost side of at least one surface of both surfaces of the separator.