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US 2004/0069187 A1Published application
Flaky pigments coated with a coupling agent and a perfluoralkyl phosphate
AssigneeMerck Patent GmbH
InventorsEiji Umehara, Koushiro Kunii
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Abstract
A flaky pigment excellent in leafing properties and in adhesion between pigment particles and a coating (resin) was obtained by coating the surface of a flaky pigment with a coupling agent and a phosphate having a perfluoroalkly gorup or a silane compound. Accordingly, the flaky pigment is excellent as a pigment for coating or printing ink of which brightness and durability are required.
Claims6
A flaky pigment for resin composition, which is coated with a coupling agent and an organic compound having a perfluoroalkyl group on the surface of the flaky pigment.
Dependencies are inferred from the claim text.