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, 2023
Filed:
Jan. 30, 2019
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/409 (2021.01); H01M 50/411 (2021.01); H01M 50/426 (2021.01); H01M 50/446 (2021.01); H01M 50/449 (2021.01); H01M 50/403 (2021.01); H01M 4/62 (2006.01); H01M 50/431 (2021.01); H01M 50/491 (2021.01); H01M 50/417 (2021.01); H01M 50/489 (2021.01);
U.S. Cl.
CPC ...
H01M 50/446 (2021.01); H01M 4/623 (2013.01); H01M 50/403 (2021.01); H01M 50/417 (2021.01); H01M 50/426 (2021.01); H01M 50/431 (2021.01); H01M 50/449 (2021.01); H01M 50/489 (2021.01); H01M 50/491 (2021.01);
Abstract
A separator for an electrochemical device including a heat resistant layer and an adhesive layer and a method for manufacturing the same. The separator uses a heat resistant polymer having a high melting point for a heat resistant layer and shows excellent peel strength between the separator substrate and the heat resistant layer and high adhesion between the separator and an electrode.