Rechargeable lithium cell having an electrolyte comprising 4-but

Details Rechargeable lithium cell having an electrolyte comprising 4-but Rechargeable lithium cell having an electrolyte comprising 4-but

1984-09-27

1985-12-24

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

429196, 429197, 429218, H01M 614

Patent

active

045606307

ABSTRACT:
A rechargeable lithium cell is provided comprising a lithium anode, a litm intercalating cathode, and an electrolyte comprising a solution of a lithium salt such as LiAsF.sub.6 or LiAlCl.sub.4 in 24.4 mass percent 4-butyrolactone (4-BL) in dimethoxyethane (DME). The cell exhibits improved low temperature (-40.degree. C..ltoreq.t.ltoreq.0.degree. C.) performance and rate capability.

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patent: 4233375 (1980-11-01), Whittingham et al.
patent: 4284692 (1981-08-01), Rao et al.
patent: 4385103 (1983-05-01), Louzos et al.
patent: 4416960 (1983-11-01), Eustace et al.

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