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. 24, 2005
Filed:
Dec. 30, 2002
Joong Kee Lee, Seoul, KR;
Byung Won Cho, Seoul, KR;
Won IL Cho, Seoul, KR;
Joo Man Woo, Seoul, KR;
Hyung Sun Kim, Seoul, KR;
Un Sek Kim, Seoul, KR;
Dalkeun Park, Seoul, KR;
Joong Kee Lee, Seoul, KR;
Byung Won Cho, Seoul, KR;
Won Il Cho, Seoul, KR;
Joo Man Woo, Seoul, KR;
Hyung Sun Kim, Seoul, KR;
Un Sek Kim, Seoul, KR;
Dalkeun Park, Seoul, KR;
Korea Institute of Science and Technology, Seoul, KR;
Abstract
A carbon anode active material for lithium secondary battery comprising a cluster or thin film layer of a metal or metal oxide coated onto the surface of the carbon active material, a preparation method thereof, and a metal-carbon hybrid electrode and a lithium secondary battery comprising the same. The carbon active material is prepared through a gas suspension spray coating method. An electrode comprising the carbon active material according to the present invention shows excellent conductivity, high rate charge/discharge characteristics, cycle life characteristics and electrode capacity close to theoretical value.