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:
Sep. 18, 2018
Filed:
Sep. 04, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Jeoung Hwan Kim, Daejeon, KR;
Shin Hwa Lee, Daejeon, KR;
Woo Yong Lee, Daejeon, KR;
Min Su Kim, Daejeon, KR;
Hyang Mok Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/00 (2006.01); H01M 2/08 (2006.01); H01M 2/02 (2006.01); H01M 10/04 (2006.01);
U.S. Cl.
CPC ...
H01M 2/08 (2013.01); H01M 2/0217 (2013.01); H01M 2/0292 (2013.01); H01M 10/0436 (2013.01); H01M 2/0287 (2013.01); Y10T 29/4911 (2015.01);
Abstract
A pouch type secondary battery and a method of manufacturing the same are disclosed. The pouch type secondary battery includes a pouch type case formed by attaching an upper sheet and a lower sheet, and an electrode assembly received in the pouch type case. A polymer coating layer for improving sealability is further included at an outer side portion of the pouch type case, in which the upper sheet and the lower sheet are attached.