Patent ID: 6340723
Filing Date: 2002-01-22
Classification: C01P,C09C

Abstract:
A highly orientated flaky pigment being excellent in plane orientation, comprising a hydrated metal oxide and one or more phosphates selected from phosphates having perfluoroalkyl groups represented by the formulae (A) and (B) shown below or salts thereof, coated one after another on the surface of a flaky pigment with a pearl gloss;(A) (RfCnH2nO)mPO(OM)3âˆ’m (B) (RfSO2NRCnH2nO)mPO(OM)3âˆ’m wherein Rf is the same or different and each is a linear or branched C3 to C21 perfluoroalkyl group or perfluoroxyalkyl group, n is 1 to 12, m is 1 to 3, M is hydrogen, an alkali metal, an ammonium group or a substituted ammonium group, and R is hydrogen or a C1 to C3 alkyl group.