Rechargeable nonaqueous cell with chalcogenide electrode

Details Rechargeable nonaqueous cell with chalcogenide electrode Rechargeable nonaqueous cell with chalcogenide electrode

1977-06-27

1978-11-14

LeFevour, Charles F.

Chemistry: electrical current producing apparatus, product, and

Current producing cell, elements, subcombinations and...

Include electrolyte chemically specified and method

429191, 429221, 429223, 429224, H01M 614

Patent

active

041256875

ABSTRACT:
A nonaqueous secondary cell having a conventional alkali metal anode and a cathode which contains as the active material a chalcogenide having the nominal atom composition M.sub.x N.sub.1-x S.sub.2 where M is Mn, Fe, Ni or Co, or mixtures thereof, N is V or Cr or mixtures thereof, and x is less than or equal to 0.5 when N is V and M is Fe; less than or equal to 0.33 when N is V and M is Ni, Co or Mn; and less than 0.33 when N is Cr.

REFERENCES:
patent: 3791867 (1974-02-01), Broadhead et al.
patent: 3864167 (1975-02-01), Broadhead et al.
patent: 4009052 (1977-02-01), Whittingham
patent: 4041220 (1977-08-01), Armand
patent: 4049887 (1977-09-01), Whittingham
Jour. Chem. Physics, 64 pp. 3670-3673, May 1, 1976.
Physical Review Letters 36, pp. 885-888, Apr. 12, 1976.

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