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:
Nov. 07, 2017
Filed:
Apr. 11, 2014
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Hyun Kuk Noh, Daejeon, KR;
Hong Kyu Park, Daejeon, KR;
Cheol-Hee Park, Daejeon, KR;
Su-min Park, Daejeon, KR;
JiEun Lee, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/04 (2006.01); C01B 25/45 (2006.01); C01B 25/30 (2006.01); C01B 25/26 (2006.01); H01M 4/58 (2010.01); H01M 4/1397 (2010.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01B 25/26 (2013.01); C01B 25/30 (2013.01); C01B 25/45 (2013.01); H01M 4/0416 (2013.01); H01M 4/5825 (2013.01); H01M 4/1397 (2013.01); Y02E 60/122 (2013.01); Y02P 70/54 (2015.11);
Abstract
Disclosed is lithium iron phosphate having an olivine crystal structure, wherein the lithium iron phosphate has a composition represented by the following Formula 1 and carbon (C) is coated on the particle surface of the lithium iron phosphate containing a predetermined amount of sulfur (S).LiFeM(PO)X  (1)