Patent Number: 6,254,671

Title: Very green-shade yellow metallized disazo pigment

Abstract: In one embodiment, the present invention relates to a green shade yellow pigment composition comprising a compound having the formula: ##STR1## wherein R.sub.1 and R.sub.2 are independently hydrogen, halogen, an alkyl group having 1 to about 4 carbon atoms, an alkoxy group having 1 to about 4 carbon atoms, an alkoxycarbonyl group having 1 to about 6 carbon atoms, nitro, cyano, phenoxy or trifluoromethyl; and M.sup.2+ is a divalent metal. The green shade yellow pigment composition is suitable for use in plastics, paints, inks, electrostatic toners, powder coatings, and paper.

Inventors: Hays; Byron G. (Chagrin Falls, OH)

Assignee: Engelhard Corporation

International Classification: C09B 33/00 (20060101); C09B 33/153 (20060101); C09B 63/00 (20060101); C09B 045/00 ()

Expiration Date: 07/03/2018