Patent ID: 8663507
Filing Date: 2014-03-04
Classification: B01F,B01J,C01B,C01G,C01P,H01M,Y02E

Abstract:
1. A pulverulent compound of the formula; M1 denoting at least one element selected from the group consisting of Fe, Co, Cr, Mg, Cu and mixtures thereof, M2 is Mn and 0.3≦b≦0.94, 0.02≦c≦0.5, 0≦d≦0.5, 0.01≦x≦0.9, 1.1≦y≦1.9 and 0.001≦z≦0.03, wherein secondary particles composed of a multiplicity of primary particles have a compressive strength of at least 50 MPa, and a normalized width of the particle distribution, measured according to the formula (1) in which D denotes diameters of the secondary particles, is less than 1.4.