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US 5,672,200 AGranted
Pigment preparation and its use
AssigneeMerck Patent GmbH
InventorsDieter Heinz, Heinz Mohr, Joachim Weitzel
Life of this patent
Estimating the term…
Abstract
A pigment composition containing one or more luster pigments, a phosphate derivative and spherical particles having a particle size of 0.05-150 .mu.m useful, especially, in printing inks.
Claims19
A pigment composition comprising one or more luster pigments, a metapolyphosphate compound and spherical particles having a particle size of 1-30 .mu.m.
Dependencies are inferred from the claim text.