Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Patent
1998-06-16
2000-06-20
Bell, Bruce F.
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
429 59, 4292182, 204290R, H01M 432
Patent
active
060776250
ABSTRACT:
Non-sintered nickel electrodes for alkaline storage batteries which can express high active material utilization efficiency not only at the time of charging at ordinary temperature but also at the time of charging in a high-temperature atmosphere are provided by using an active material powder composed of composite particles each comprising a substrate particle containing nickel hydroxide, an inner coat layer covering the substrate particle and comprising yttrium, scandium or a lanthanoid, or an yttrium, scandium or lanthanoid compound, and an outer coat layer covering the inner coat layer and comprising cobalt or a cobalt compound, or composed of composite particles each comprising a substrate particle containing nickel hydroxide, an inner coat layer covering the substrate particle and comprising cobalt or a cobalt compound, and an outer coat layer covering the inner coat layer and comprising yttrium, scandium or a lanthanoid, or an yttrium, scandium or lanthanoid compound.
REFERENCES:
patent: 777417 (1957-06-01), Winkler
patent: 5466543 (1995-11-01), Ikoma et al.
patent: 5861225 (1999-01-01), Corrigan et al.
Fujitani Shin
Nishio Koji
Satoguchi Kousuke
Tokuda Mitsunori
Yano Mutsumi
Bell Bruce F.
Sanyo Electric Co,. Ltd.
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