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:
Jan. 08, 2019
Filed:
Aug. 13, 2014
Applicants:
Umicore, Brussels, BE;
Umicore Korea Ltd., Chungnam, KR;
Inventors:
Assignees:
UMICORE, Brussels, BE;
UMICORE KOREA LTD., Chungnam, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/50 (2010.01); C01B 25/45 (2006.01); H01M 4/58 (2010.01);
U.S. Cl.
CPC ...
C01B 25/45 (2013.01); H01M 4/5825 (2013.01);
Abstract
An olivine cathode material having the formula LiFeMnD(PO), wherein a, c, x, y and z represent molar amounts, wherein D=Mg and/or Cr, wherein y represent the amount of Mg and z represents the amount of Cr, wherein 1.04<a<1.15; wherein 0.97<(2*c/(a+1))<1.07; wherein 0.6<x<1−y−z; wherein 0<y+z<0.1. These material show improved cathode properties in lithium based rechargeable batteries.