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US 5,738,957 AGranted
Positive electrode active material for lithium battery
AssigneeJapan Storage Battery Co., Ltd.
InventorsKhalil Amine, Hideo Yasuda, Yuko Fujita
Life of this patent
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Abstract
A positive electrode active material for lithium battery which is represented by general formula Li.sub.x Mn.sub.2-y M.sub.y O.sub.4 (M: a 2-valency metal, 0.45.ltoreq.y.ltoreq.0.60, 1.ltoreq.x.ltoreq.2.1) having cubic spinel structure of lattice constant within 8.190 angstroms.
Claims3
A positive electrode active material for a lithium battery, wherein a
- general formula thereof is Li.sub.x Mn.sub.2-y Ni.sub.y O.sub.4 (0.45.ltoreq.y.ltoreq.0.60) and 1.ltoreq.x.ltoreq.2.1) having cubic spinel structure.
Dependencies are inferred from the claim text.