Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Include electrolyte chemically specified and method
Patent
1998-08-21
2000-03-07
Kalafut, Stephen
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Include electrolyte chemically specified and method
429338, H01M 1040
Patent
active
060338091
ABSTRACT:
A non-aqueous electrolyte lithium secondary battery comprising a cathode, an anode and a non-aqueous electrolyte comprising an electrolyte dissolved in a non-aqueous solvent, wherein the cathode is composed of a material containing a lithium complex oxide, the anode is composed of a material containing graphite and the non-aqueous solvent contains, as main components, a cyclic carbonate and a linear carbonate and 0.1 to 4% by weight, based upon the total weight of the non-aqueous solvent, of a sultone derivative having the general formula (I): ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and R.sup.6 independently represent an alkyl group having 1 to 12 carbon atoms, a cycloalkyl group having 3 to 6 carbon atoms, an aryl group having 6 to 12 carbon atoms or a hydrogen atom and n is an integer of 0 to 2.
REFERENCES:
patent: 4472489 (1984-09-01), Maxfield et al.
patent: 4528254 (1985-07-01), Wolf et al.
patent: 5196278 (1993-03-01), Idota
patent: 5260148 (1993-11-01), Idota
patent: 5462820 (1995-10-01), Tanaka
patent: 5677083 (1997-10-01), Tomiyama
Abe Koji
Hamamoto Toshikazu
Hitaka Atsuo
Nakada Yukio
Chaney Carol
Kalafut Stephen
Ube Industries Ltd.
LandOfFree
Lithium secondary battery and electrolyte thereof does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Lithium secondary battery and electrolyte thereof, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Lithium secondary battery and electrolyte thereof will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-361121