Patent ID: 8394563
Filing Date: 2013-03-12
Classification: G03G

Abstract:
1. A toner composition comprising a resin and a colorant, wherein the colorant is a) a pigment having attached at least one organic group selected from the group consisting: —Ar, —Ar-Alk x , wherein the organic group is directly attached to the pigment, and where Ar is aryl or arylene group, Alk is an alkyl or alkylene group having 1 to 5 carbons and substituted with at least one fluoro group, x is an integer of 1 to 5, and where x is 2 or more, each of the substituents are the same or different, and wherein Ar is substituted with one or more of H and OR′, wherein R′ is independently branched or unbranched C 1 -C 20 saturated or unsaturated alkyl, alkenyl, alkynyl, aryl, heteroaryl, alkaryl, or aralkyl, b) a modified colorant comprising a colorant with at least one adsorbed phenyl containing polymer on the colorant's surface, or c) a modified pigment comprising the reaction product of a pigment and a diazonium salt of 4-fluoroaniline.