6. Pulverulent compound according to at least one of Claims 1 to 5,characterized in that:
a) the normalized width of the particle size distribution, measured according to the Formula (1)
D90−D10D50
in which D denotes the diameter of the secondary particles, is less than 1.4; or
b)the normalized width of the particle size distribution, measured according to the Formula (1)
D90−D10D50
in which D denotes the diameter of the secondary particles, is less than 1.2.
the secondary particles
particle size distribution
is less than 1.4
the secondary particles
particle size distribution
is less than 1.2