Lithium secondary battery

Details Lithium secondary battery Lithium secondary battery

1992-07-15

1994-05-31

Kalafut, Stephen

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

429198, H07M 1040

Patent

active

053168763

ABSTRACT:
This invention relates to a lithium secondary battery, in which a nonaqueous solvent is used for an electrolyte and a carbonaceous material is used for a negative active material; and especially relates to the electrolyte. Namely, the electrolyte includes one or more kinds of tertiary amines, and the tertiary amines include one or more substituents having two or more numbers of carbon. Further, the electrolyte includes a cyclic ester and includes a solvent having a reduction potential higher than that of the cyclic ester.

REFERENCES:
patent: H1076 (1992-07-01), Slane et al.
patent: 4423125 (1983-12-01), Basu
patent: 4957833 (1990-09-01), Daifuku et al.
patent: 5085954 (1992-02-01), Kita et al.

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