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:
Oct. 07, 2025
Filed:
Apr. 29, 2020
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Myeong-Soo Kim, Daejeon, KR;
Su-Jin Yoon, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 50/42 (2021.01); C08L 27/16 (2006.01); C08L 31/04 (2006.01); C08L 39/06 (2006.01); H01M 50/426 (2021.01); H01M 50/443 (2021.01); H01M 50/449 (2021.01); H01M 50/489 (2021.01); H01M 50/491 (2021.01);
U.S. Cl.
CPC ...
H01M 50/426 (2021.01); C08L 27/16 (2013.01); C08L 31/04 (2013.01); C08L 39/06 (2013.01); H01M 50/443 (2021.01); H01M 50/449 (2021.01); H01M 50/489 (2021.01); H01M 50/491 (2021.01);
Abstract
A binder resin composition comprising polyvinyl pyrrolidone-polyvinyl acetate block copolymer (PVP-co-PVAc). When introducing the binder resin composition to the porous coating layer of a separator for an electrochemical device, there an effect of significantly improving binding characteristics and heat resistance/safety.