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:
Jun. 13, 2023
Filed:
Jan. 09, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Sang Kyun Lee, Daejeon, KR;
Sang Baek Ryu, Daejeon, KR;
Kieun Sung, Daejeon, KR;
Cha Hun Ku, Daejeon, KR;
Duck Hoe Kim, Daejeon, KR;
Assignee:
LG ENERGY SOLUTION, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/04 (2006.01); H05H 1/48 (2006.01); H01M 50/403 (2021.01); H05H 1/24 (2006.01); H01M 50/46 (2021.01); H01M 4/04 (2006.01); H01M 10/052 (2010.01); H01M 10/0583 (2010.01); H01M 10/0585 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0436 (2013.01); H01M 4/04 (2013.01); H01M 10/04 (2013.01); H01M 10/0404 (2013.01); H01M 50/403 (2021.01); H01M 50/46 (2021.01); H05H 1/48 (2013.01); H01M 10/052 (2013.01); H01M 10/0583 (2013.01); H01M 10/0585 (2013.01); H05H 1/2418 (2021.05); H05H 1/2431 (2021.05); H05H 1/47 (2021.05);
Abstract
A plasma generating apparatus for a secondary battery, including a roller part having a transfer roller configured to transfer a separator and a metal member built in the transfer roller, and a plasma generating part interacting with the metal member to generate plasma and thereby to form a mask that is patterned on a surface of the separator and has a bonding force.