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1. (WO2018137942) STABILIZED ACTIVE MATERIAL FOR LITHIUM-ION BATTERIES

Pub. No.:    WO/2018/137942    International Application No.:    PCT/EP2018/050709
Publication Date: Fri Aug 03 01:59:59 CEST 2018 International Filing Date: Sat Jan 13 00:59:59 CET 2018
IPC: H01M 4/131
H01M 4/1391
H01M 4/36
H01M 4/505
H01M 4/525
H01M 10/0525
H01M 4/04
H01M 4/02
Applicants: ROBERT BOSCH GMBH
Inventors: ECKL, Thomas
MARUSCZYK, Anika
Title: STABILIZED ACTIVE MATERIAL FOR LITHIUM-ION BATTERIES
Abstract:
The invention relates to a positive active material (42) for a positive electrode (22) of an electrochemical cell, comprising a mixed oxide (52) containing lithium and nickel, wherein a coating material (62) comprising LiMnO2 is applied onto at least a part of the surface of the mixed oxide. The invention also relates to a method for producing such a positive active material (42).