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:
Feb. 05, 1985
Filed:
May. 31, 1983
Applicant:
Inventors:
James E Brule, South Windsor, CT (US);
James K O'Neill, Tolland, CT (US);
David N Palmer, Tolland, CT (US);
Assignee:
Combustion Engineering, Inc., Windsor, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
2521821 ; 429191 ; 429194 ; 429218 ; 429220 ;
Abstract
A cathode active material, which is especially useful as the cathode in a lithium high energy density nonaqueous cell operating on the principle of intercalation, has the general formula Li.sub.x M.sub.y M'.sub.z O.sub.2-n F.sub.n where M is selected from the group consisting of metallic ions having a valence of +1 other than lithium and metallic radicals having a valence of +1; M' is selected from the group consisting of Fe, Co and Ni; x is 0.01 to 0.99 and y is 0.99 to 0.01, respectively; z is 0.8 to 1.2; and n is zero to 0.1.