Patent ID: 7303819
Filing Date: 2007-12-04
Classification: B82Y,C01P,C08K,C09C,Y10S,Y10T

Abstract:
1. A surface treated particle comprising: a particle including a size between about 1.0 nm to about 900.0 nm; a star-graft copolymer coating the particle, the star-graft copolymer comprising Si(w, x, y, z) and reactive pendant groups; and a plurality of difunctional monomers graft copolymerized to the pendant groups to form looped and/or linear polymeric chains; wherein w, x, y, and z are tetrafunctional, trifunctional, difunctional, and monofunctional monomers, respectively and are present in an amount of about 0-15.0 mole percent, about 0-50.0 mole percent, about 5.0-99.0 mole percent, and about 0-5.0 mole percent respectively; with the exclusion of products per se, defined as surface treated ZnO and/or TiO