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. 14, 2021
Filed:
Mar. 21, 2018
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Byoung Hoon Ahn, Daejeon, KR;
Sang Hoon Choy, Daejeon, KR;
Chang Wan Koo, Daejeon, KR;
Hyun Chul Ha, Daejeon, KR;
Assignee:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/1397 (2010.01); H01M 4/36 (2006.01); H01M 10/0525 (2010.01); H01M 4/62 (2006.01);
U.S. Cl.
CPC ...
H01M 4/1397 (2013.01); H01M 4/364 (2013.01); H01M 4/622 (2013.01); H01M 10/0525 (2013.01);
Abstract
The present invention provides a method of preparing a slurry for a secondary battery positive electrode which includes forming a first mixture in a paste state by adding a lithium iron phosphate-based positive electrode active material, a conductive agent, a binder, and a solvent, and preparing a slurry for a positive electrode by mixing while further adding a solvent to the first mixture in the paste state.