GREEN PIGMENT PREPARATIONS
Patent No. U.S. 7,318,860 B2
Clariant Produkte has received a patent for a pigment formulation comprising C.I. Pigment Yellow 214 and at least one copper phthalocyanine pigment selected from the group consisting of C.I. Pigment Blue 15:3, C.I. Pigment Blue 15:1 and a mixture thereof, the ratio of C.I. Pigment Yellow 214 to the at least one copper phthalocyanine pigment being in the range from 1:20 to 20:1.