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:
Jun. 14, 2005
Filed:
Feb. 01, 2002
T. Richard Jow, Potomac, MD (US);
Shengshui Zhang, Olney, MD (US);
Kang Xu, Gaithersburg, MD (US);
Michael S. Ding, Gaithersburg, MD (US);
T. Richard Jow, Potomac, MD (US);
Shengshui Zhang, Olney, MD (US);
Kang Xu, Gaithersburg, MD (US);
Michael S. Ding, Gaithersburg, MD (US);
The United States of America as represented by the Secretary of the Army, Washington, DC (US);
Abstract
A non-aqueous electrolyte to be used in a Li-ion battery includes a lithium salt, a cyclic carbonate, a linear carbonate and an isocyanate-based additive, with the following general formulaR—N═C═Owherein Rrepresents linear or branched alkyl groups which have 1 to 7 carbon atoms, or aromatic groups having the following general formulawherein Rand R, which may be the same or different and located at any positions of carbons 2, 2', 3, 3′ and 4 in the benzyl ring, represent hydrogen atoms or halogen atoms, isocyanate groups, either groups, ester groups or alkyl groups, having 1 to 3 carbon atoms, and are optionally substituted with halogen atoms.