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:
May. 28, 2019
Filed:
Oct. 19, 2016
Applicant:
University-industry Foundation, Yonsei University, Seoul, KR;
Inventors:
Kwang Bum Kim, Gyeonggi-do, KR;
Ha Kyung Roh, Jeollabuk-do, KR;
Hyun Kyung Kim, Chungcheongbuk-do, KR;
Myeong Seong Kim, Seoul, KR;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/66 (2006.01); H01M 4/587 (2010.01); H01M 4/58 (2010.01); H01M 4/04 (2006.01); H01M 10/054 (2010.01); C01B 32/184 (2017.01); C01B 25/45 (2006.01);
U.S. Cl.
CPC ...
H01M 4/366 (2013.01); C01B 32/184 (2017.08); H01M 4/0471 (2013.01); H01M 4/587 (2013.01); H01M 4/5825 (2013.01); H01M 10/054 (2013.01); C01B 25/45 (2013.01);
Abstract
Sodium negative active material may have a metal phosphate having a uniform size distribution structures to graphene surface. The negative active material is a metal or a metal oxide precursor in a graphite dispersion solution; And the addition of phosphate, and then applying a microwave, can be produced by heat treatment.