Electrochemical cells

Chemistry: electrical current producing apparatus – product – and – Fluid active material or two-fluid electrolyte combination... – Active material in molten state

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429191, H01M 1039

Patent

active

041172094

ABSTRACT:
In a sodium-sulphur cell having a solid electrolyte separating sodium from a cathodic region containing sulphur/polysulphides in a graphite felt, a cathode current collector is formed of an aluminium substrate on which is an interstrate layer of nickel-chromium alloy covered by a coating of titanium oxide or other electronically conductive oxide intrinsically inert to the cathodic reactant.

REFERENCES:
patent: 3413150 (1968-11-01), Kummer et al.
patent: 3749603 (1973-07-01), Stringham et al.
patent: 4048391 (1977-09-01), Tilley et al.
patent: 4061840 (1977-12-01), Jones et al.

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