Sun Chemical Corporation

Darleen Rae Wright

Russell J Schwartz

Brian L Thompson

Darren Mark Ortalano

Mark Ortalano

William Burgess

A dry colorant composition is disclosed and contains (a) pigment; (b) inert carrier; and (c) rheological additive having the structure:P&#x2014;(U&#x2014;Y)wherein P is the residue of an organic colorant, Y is a polyalkylene oxide or polyalkylene moiety, U is a linking moiety covalently bonding Y to P, and s is an integer from 1 to 3.

Stir-in pigment preparations for coloration of energy curable systems

Disclosed is a composition and process of manufacture of a stir-in form of pigment with increased dispersing and color properties. Pigment is slurried with acetylenic dispersing agents, wet-milled to a particular particle size, and then dried to powder or granulate form. Also disclosed is a process for producing a pigmented paint composition from the stir-in pigment.

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Hamilton, OH, United States of America

Darleen Rae Wright