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:
Jul. 10, 2018
Filed:
Mar. 20, 2012
Applicants:
Jens Paulsen, Dae-jeon, KR;
Randy DE Palma, Seoul, KR;
Jihye Kim, Cheon an, KR;
Inventors:
Assignee:
UMICORE, Brussels, BE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C04B 35/01 (2006.01); C04B 35/16 (2006.01); C04B 35/628 (2006.01); C01B 33/32 (2006.01); H01M 4/36 (2006.01); H01M 4/04 (2006.01); H01M 4/131 (2010.01); H01M 4/1391 (2010.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01B 33/32 (2013.01); C04B 35/01 (2013.01); C04B 35/016 (2013.01); C04B 35/16 (2013.01); C04B 35/62802 (2013.01); C04B 35/62886 (2013.01); H01M 4/0471 (2013.01); H01M 4/131 (2013.01); H01M 4/1391 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/62 (2013.01); C01P 2004/03 (2013.01); C04B 2235/3203 (2013.01); C04B 2235/3208 (2013.01); C04B 2235/3213 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3225 (2013.01); C04B 2235/3227 (2013.01); C04B 2235/3229 (2013.01); C04B 2235/3244 (2013.01); C04B 2235/3262 (2013.01); C04B 2235/3275 (2013.01); C04B 2235/3279 (2013.01); C04B 2235/3409 (2013.01); C04B 2235/36 (2013.01); C04B 2235/447 (2013.01); C04B 2235/72 (2013.01); C04B 2235/727 (2013.01); C04B 2235/728 (2013.01); H01M 10/0525 (2013.01);
Abstract
The invention provides a cathode active material for use in a rechargeable battery, comprising a coated lithium nickel oxide powder or a coated lithium nickel manganese oxide powder, the powder being composed of primary particles provided with a glassy lithium silicate surface coating. A method for preparing the cathode active material comprises the steps of: