Patent ID: 6337358
Filing Date: 2002-01-08
Classification: C08K,C09D,Y02P

Abstract:
A modified particle comprising a particle having attached a group having the formula: wherein A represents at least one aromatic group or at least one alkyl group; R1 represents a bond, an arylene group, an alkylene group, wherein R4 is an alkyl or alkylene group or an aryl or arylene group; R2 and R3, which can be the same or different, represent hydrogen, an alkyl group, an aryl group, â€”OR5, â€”NHR5, â€”NR5R5, or â€”SR5, wherein each R5, which is the same or different, represents an alkyl group or an aryl group; and SFR represents a stable free radical, and said particle is a carbon product, a colored pigment other than a carbon product, a metal oxide, a metal hydroxide, an aggregate comprising at least one silicon-containing species phase and at least one carbon phase, an aggregate comprising at least one metal containing species phase and at least one carbon phase, or mixtures thereof.