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Positive electrode active material for non-aqueous electrolyte secondary battery

Grant US12580177B2 Kind: B2 Mar 17, 2026

Assignee

NICHIA CORPORATION

Inventors

Keisuke Fujihara

Abstract

A positive electrode active material for a non-aqueous electrolyte secondary battery is provided. The positive electrode active material includes a layer-structured, nickel-containing lithium transition metal complex oxide. The lithium transition metal complex oxide contains titanium and niobium in a chemical composition thereof, and has a ratio of a total number of moles of titanium and niobium relative to a total number of moles of metals excluding lithium in the chemical composition of 0.04 or less.

CPC Classifications

H01M 4/364 H01M 4/366 H01M 4/362 H01M 4/131 H01M 4/1391 H01M 4/485 H01M 4/48 H01M 4/505 H01M 4/50 H01M 4/525 H01M 4/52 H01M 10/0525 H01M 10/052 H01M 2004/028 C01G 53/42 C01G 53/44 C01G 53/50 C01G 53/006 C01G 33/00 C01G 23/00 C01G 23/003 C01P 2004/61 C01P 2004/80

Filing Date

2022-01-20

Application No.

17579980

Claims

17