Patent ID: 6262152
Filing Date: 2001-07-17
Classification: B01F,B01J,C08G,C09B,C09D

Abstract:
A dispersion of particles in a liquid vehicle, comprising:(a) a liquid vehicle selected from the group consisting of water, organic solvents and combinations thereof, wherein the vehicle comprises at least 50% by weight of water;(b) particles that are at least substantially insoluble in the liquid vehicle;(c) a polymer dispersant having at least one segment soluble in the liquid vehicle and at least one segment insoluble in the liquid vehicle, said insoluble segment having cross-linkable moieties; and(d) wherein the cross-linkable moieties on the insoluble segment of the polymer dispersant are cross-linked such that the insoluble segment of the polymer dispersant forms a cross-linked polymer matrix with the particles entrapped therein.