【発明の名称】燐酸リチウム・バナジウム複合化合物及び同複合化合物からなるリチウムイオン二次電池用正極材料

Title:

【発明の名称】燐酸リチウム・バナジウム複合化合物及び同複合化合物からなるリチウムイオン二次電池用正極材料

Document Type and Number:

Japanese Patent JP2949229

Kind Code:

B1

Abstract:

PROBLEM TO BE SOLVED: To obtain excellent charging and discharging characteristics by using a lithium vanadium phosphate composite compound as a positive electrode material. SOLUTION: A lithium vanadium composite compound Liy(V1-xMx)2(PO4)3 is used as the positive electrode material of a lithium ion secondary cell. In the formula, M is at least one kind of bi or more-valent cation selected from Al, Ti and Zr, x ranges 0

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Inventors:

SATO MINEO
TODA KENJI
IMANAKA NOBUHITO

Application Number:

JP26193098A

Publication Date:

September 13, 1999

Filing Date:

September 16, 1998

Export Citation:

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Assignee:

OOSAKA DAIGAKUCHO

International Classes:

C01B25/45; H01M4/58; H01M10/05; (IPC1-7): C01B25/45; H01M4/02; H01M4/58; H01M10/40

Domestic Patent References:

JP8111218A

Attorney, Agent or Firm:

Akihide Sugimura (8 outside)

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