Global Patent Index - EP 1043275 B8

EP 1043275 B8 2009-02-25 - PROCESS FOR PRODUCING SPINEL TYPE LITHIUM MANGANATE

Title (en)

PROCESS FOR PRODUCING SPINEL TYPE LITHIUM MANGANATE

Title (de)

VERFAHREN ZUR HERSTELLUNG VON SPINEL LITHIUMMANGANAT

Title (fr)

PROCEDE POUR PRODUIRE DU MANGANATE DE LITHIUM DU TYPE DES SPINELLES

Publication

EP 1043275 B8 (EN)

Application

EP 99923965 A

Priority

  • JP 9903062 W
  • JP 21736998 A

Abstract (en)

[origin: EP1043275A1] A process of producing spinel-type lithium manganate which is characterized by comprising pulverizing electrodeposited manganese dioxide, neutralizing the powder with sodium hydroxide or sodium carbonate to a pH of 2 or higher, mixing the electrolytic manganese dioxide with a lithium raw material, and firing the mixture. <IMAGE>

IPC 8 full level (invention and additional information)

C01G 45/00 (2006.01); C04B 35/64 (2006.01); C01G 45/12 (2006.01); H01M 2/32 (2006.01); H01M 4/131 (2010.01); H01M 4/58 (2010.01); H01M 10/05 (2010.01); H01M 2/02 (2006.01); H01M 10/44 (2006.01)

CPC (invention and additional information)

H01M 4/505 (2013.01); C01G 45/1221 (2013.01); C01P 2002/32 (2013.01); C01P 2004/60 (2013.01); C01P 2004/61 (2013.01); H01M 2/0222 (2013.01); H01M 10/0525 (2013.01); H01M 10/44 (2013.01); H01M 2004/021 (2013.01)

Designated contracting state (EPC)

DE ES FR GB IT NL

DOCDB simple family

EP 1043275 A1 20001011; EP 1043275 A4 20060201; EP 1043275 B1 20081112; EP 1043275 B8 20090225; AU 4060799 A 20000221; AU 748398 B2 20020606; CA 2303226 A1 20000210; CA 2303226 C 20060221; CN 1151072 C 20040526; CN 1273564 A 20001115; DE 69939892 D1 20081224; JP 2000048817 A 20000218; JP 4185191 B2 20081126; KR 100435415 B1 20040610; US 6383683 B1 20020507; WO 0006496 A1 20000210