Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Include electrolyte chemically specified and method
Patent
1994-12-23
1995-12-26
Skapars, Anthony
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Include electrolyte chemically specified and method
429224, 429218, H01M 614, H01M 450
Patent
active
054786720
ABSTRACT:
A nonaqueous secondary battery comprising: a positive electrode; a negative electrode; and a nonaqueous ion conductor; the negative electrode comprising an active material which contains lithium or enables lithium to intercalate/deintercalate or insertion/desertion; the positive electrode comprising an active material which is a lithium manganese composite oxide having an X-ray diffraction pattern using a CuK.alpha.-ray which shows at least three peaks in the ranges between 15.2.degree. and 15.6.degree., between 18.6.degree. and 18.8.degree., and between 24.5.degree. and 25.1.degree., the ratio of a peak intensity in the range between 27.degree. and 33.degree. to a peak intensity in the range between 15.2.degree. and 15.6.degree. being less than 0.02.
REFERENCES:
patent: 4567031 (1986-01-01), Riley
patent: 5266299 (1993-11-01), Tarascon
patent: 5316877 (1994-05-01), Thackeray et al.
patent: 5358805 (1994-10-01), Fujimoto et al.
patent: 5401599 (1995-03-01), Tahara et al.
patent: 5418090 (1995-05-01), Koksbang et al.
Patent Abstracts of Japan, vol. 18, No. 573 (E-1624) 2 Nov. 1994 & JP-A-06 215 771 (Dowa Mining Co. Ltd.) 5 Aug. 1994.
Patent Abstracts of Japan, vol. 16, No. 204 (E-1202) 15 May 1992 & JP-A-04 033 259 (Sony Corp.) 4 Feb. 1992.
Ohzuku et al, "Electrochemistry of Manganese Dioxide in Lithium Nonaqueous Cell", Electrochemical Society Active Member, pp. 769-775 (Mar. 1990).
Sharp Kabushiki Kaisha
Skapars Anthony
LandOfFree
Nonaqueous secondary battery, positive-electrode active material does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Nonaqueous secondary battery, positive-electrode active material, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Nonaqueous secondary battery, positive-electrode active material will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1368106