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. 29, 2024
Filed:
Mar. 17, 2022
Applicant:
Lg Energy Solution, Ltd., Seoul, KR;
Inventors:
Joo Yeon Ha, Daejeon, KR;
Houng Sik Yoo, Daejeon, KR;
Dong Hyun Kim, Daejeon, KR;
Hyeon Choi, Daejeon, KR;
Assignee:
LG Energy Solution, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01B 1/24 (2006.01); C09D 5/24 (2006.01); C09D 7/45 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); C09D 127/16 (2006.01); H01M 4/58 (2010.01); H01M 4/60 (2006.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/623 (2013.01); C09D 5/24 (2013.01); C09D 7/45 (2018.01); C09D 7/61 (2018.01); C09D 7/65 (2018.01); C09D 127/16 (2013.01); H01M 4/5825 (2013.01); H01M 4/625 (2013.01); H01M 10/0525 (2013.01); H01M 2004/028 (2013.01);
Abstract
A positive electrode slurry composition, a positive electrode and a secondary battery including the same are disclosed herein. In some embodiments, a slurry composition includes a lithium iron phosphate-based positive electrode active material, a binder, a conductive agent, a dispersant, and a solvent, wherein the dispersant includes a nitrile-based copolymer and a polymer dispersant containing an oxyalkylene unit, wherein the oxyalkylene unit is present in an amount of 60 wt % or more, based on the total weight of the polymer dispersant.