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:
Apr. 11, 2017
Filed:
Dec. 21, 2011
Applicants:
Hiromichi Koshika, Sodegaura, JP;
Hiroyuki Higuchi, Sodegaura, JP;
Atsushi Sato, Sodegaura, JP;
Inventors:
Assignee:
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/00 (2006.01); H01M 4/36 (2006.01); H01M 4/58 (2010.01); H01M 4/62 (2006.01); H01M 10/052 (2010.01); H01M 4/136 (2010.01); H01M 10/0562 (2010.01); H01M 4/1397 (2010.01);
U.S. Cl.
CPC ...
H01M 4/364 (2013.01); H01M 4/136 (2013.01); H01M 4/5805 (2013.01); H01M 4/5815 (2013.01); H01M 4/625 (2013.01); H01M 10/052 (2013.01); H01M 10/0562 (2013.01); H01M 4/1397 (2013.01); H01M 2300/0068 (2013.01); Y02P 70/54 (2015.11); Y02T 10/7011 (2013.01);
Abstract
A lithium-ion battery cathode material includes a composite of sulfur and porous carbon, and glass particles and/or glass ceramic particles that satisfy a composition represented by the following formula (1),LiMPS  (1)wherein M is B, Zn, Si, Cu, Ga, or Ge, and a to d are the compositional ratio of each element, and satisfy a:b:c:d=1 to 12:0 to 0.2:1:2 to 9.