Patent ID: 7833343
Filing Date: 2010-11-16
Classification: C09B,C09D,Y10T

Abstract:
1. A pigment preparation comprising (a) 50% to 99% by weight of at least one pigment, (b) 1% to 50% by weight of an additive based on polyalkylene glycols, and (c) 0% to 10% by weight of an auxiliary selected from the group consisting of fillers, flame retardants, preservatives, light stabilizers, pigmentary and nonpigmentary dispersants, surfactants, antioxidants, defoamers, resins and antistats, all based on the overall weight of the pigment preparation, wherein the additive based on polyalkylene glycols is of formula (I) where wherein AO is a C B is a C T is —NR R X is one of the groups where R is a hydrogen atom, a C R or X is one of the following groups: wherein Y is a chemical bond or —NR Z′ is an amino group, Z is a radical of the formula (AO) n is a number between 1 and 200; and m is a number between 1 and 100.