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:
Mar. 17, 2015
Filed:
Dec. 20, 2002
Yuan Gao, Monroe, NJ (US);
John L. Burba, Iii, Charlotte, NC (US);
John F. Engel, Belmont, CA (US);
Marina V. Yakovleva, Gastonia, NC (US);
Yuan Gao, Monroe, NJ (US);
John L. Burba, III, Charlotte, NC (US);
John F. Engel, Belmont, CA (US);
Marina V. Yakovleva, Gastonia, NC (US);
FMC Corporation, Philadelphia, PA (US);
Abstract
The present invention is a secondary battery having a high specific capacity and good cycleability, and that can be used safely. The secondary battery is manufactured to include an anode formed from a host material capable of absorbing and desorbing lithium in an electrochemical system such as a carbonaceous material, and lithium metal dispersed in the host material. The anodes of the invention are combined with a cathode including an active material, a separator that a separates the cathode and the anode, and an electrolyte in communication with the cathode and the anode. The present invention also includes a method of preparing an anode and a method of operating a secondary battery including the anode of the invention.