Patent ID: 7837785

Claim:
Pigment granules comprising: a pressed or briquetted core having a size in the range of 80 μm to 2000 μm and at least one outer layer applied by granulation, wherein a) the pressed or briquetted core comprises at least one organic and/or inorganic pigment and at least one auxiliary; b) the at least one outer layer comprises at least one further non-fluorescing organic and/or inorganic pigment and at least one further auxiliary; and c) in the at least one outer layer: 1) the at least one further non-fluorescing organic and/or inorganic pigment is different than the organic and/or inorganic pigment comprised by the pressed or briquetted core; 2) the at least one further auxiliary is different than the auxiliary comprised by the pressed or briquetted core; 3) the at least one further non-fluorescing organic and/or inorganic pigment is different than the organic and/or inorganic pigment comprised by the pressed or briquetted core and the at least one further auxiliary is different than the auxiliary comprised by the pressed or briquetted core; or 4) the at least one further non-fluorescing organic and/or inorganic pigment has at least one further auxiliary being identical to those in the pressed or briquetted core, whereby at least one of the further non-fluorescing organic and/or inorganic pigment(s) in at least one outer layer is not pressed or briquetted.