Chemistry: electrical current producing apparatus – product – and – Deferred action type – Responsive to heat
Patent
1978-01-25
1979-01-23
LeFevour, Charles F.
Chemistry: electrical current producing apparatus, product, and
Deferred action type
Responsive to heat
429191, 429197, 429218, H01M 636
Patent
active
041362330
ABSTRACT:
A battery comprising an anode having an anode-active metal selected from the group consisting of Group Ia metals, Group Ib metals, Group IIa metals, Group IIb metals, Group IIIa metals and mixtures thereof. The cathode has a cathode-active material consisting essentially of a chalco-spinel of the formula M.sub.a N.sub.b Z.sub.x wherein M is a divalent ion selected from the group of metals consisting of copper, zinc, cadmium, iron, cobalt, nickel, manganese, molybedenum, vanadium and chromium, N is a trivalent ion selected from the group of metals consisting of iron, cobalt and nickel and metals of Group IVb, Vb, and VIIb of the periodic system, Z is an element selected from the group consisting of sulfur, selenium and tellurium, a is a numerical value between 0.90 and 1.10, b is a numerical value between 1.80 and 2.20 and x is a numerical value between 3.80 and 4.20.
REFERENCES:
patent: 3816179 (1974-06-01), Lotgering et al.
patent: 4009052 (1977-02-01), Whittingham
patent: 4049879 (1977-09-01), Thompson et al.
patent: 4049887 (1977-09-01), Whittingham
patent: 4075397 (1978-02-01), Francis et al.
Electrochimica Corporation
Kennedy Robert B.
LeFevour Charles F.
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