Patent ID: 6875416

Claim:
A process for preparing lithium transition metallates of the general formula Li x (M 1 y M 2 1-y ) n O nz , wherein M 1 represents nickel, cobalt or manganese, M 2 represents chromium, cobalt, iron, manganese, molybdenum or aluminium and is not identical to M 1 , n is 2 if M 1 is manganese, otherwise 1, x is a number between 0.9 and 1.2, y is a number between 0.5 and 1.0 and z is a number between 1.9 and 2.1, by calcining an intimate mixture of oxygen-containing transition metal compounds and an oxygen-containing lithium compound, which has been obtained by treating a solid powdered transition metal compound with a solution of the lithium compound and drying, wherein at least the M 1 compound is used in the form of a powder with a specific surface area of at least 10 m 2 /g (BET) and calcination is performed in a moving bed.