A cathode composition for a lithium ion battery that contains lithium having the formula (a) Liy[M1(1−b)Mnb]O2 or (b) Liy[M1(1−b)Mnb]O1.5+c where 0≦y<1, 0<b<1 and 0<c<0.5 and M1 represents one or more metal elements, with the proviso that for (a) M1 is a metal element other than chromium. The composition...http://www.google.fr/patents/US7368071?utm_source=gb-gplus-shareBrevet US7368071 - Cathode compositions for lithium ion batteries
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