Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Electrode
Patent
1993-03-08
1994-09-20
Higel, Floyd D.
Chemistry: electrical current producing apparatus, product, and
Current producing cell, elements, subcombinations and...
Electrode
428550, 428570, 428680, 428457, 419 53, 429101, 429188, 429193, 429194, 429 68, 2521816, 25218211, 25218233, H01M 432, B22F 100
Patent
active
053488229
ABSTRACT:
A high capacity, long cycle life positive electrode for use in an alkaline rechargeable electrochemical cell comprising: a solid solution nickel hydroxide material having a multiphase structure that comprises at least one polycrystalline .gamma.-phase including a polycrystalline .gamma.-phase unit cell comprising spacedly disposed plates with at least one chemical modifier incorporated around the plates, the plates having a range of stable intersheet distances corresponding to a 2.sup.+ oxidation state and a 3.5.sup.+, or greater, oxidation state; and at least one compositional modifier incorporated into the solid solution nickel hydroxide material to promote the multiphase structure.
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Corrigan Dennis
Fetcenko Michael A.
Fierro Christian
Ovshinsky Stanford R.
Venkatesan Srini
Higel Floyd D.
Luddy Marc J.
Ovonic Battery Company Inc.
Schumaker Dave W.
Siskind Marvin S.
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