Patent ID: 8840232
Filing Date: 2014-09-23
Classification: C09D

Abstract:
1. A phase change ink comprising: at least one crystalline component of the formula wherein R 1 and R 2 can be the same or different, and wherein R 1 and R 2 each, independently of the other is (i) an alkyl group, which can be a linear or branched, cyclic or acyclic, substituted or unsubstituted, saturated or unsaturated alkyl group, and wherein heteroatoms may optionally be present in the alkyl group, (ii) an arylalkyl group, which can be a substituted or unsubstituted arylalkyl group, wherein the alkyl portion of arylalkyl group can be linear or branched, cyclic or acyclic, substituted or unsubstituted, saturated or unsaturated, and wherein heteroatoms may optionally be present in either the aryl portion or the alkyl portion of the arylalkyl group, (iii) an alkylaryl group, which can be a substituted or unsubstituted alkylaryl group, wherein the alkyl portion of the alkylaryl group can be linear or branched, cyclic or acyclic, substituted or unsubstituted, saturated or unsaturated, and wherein heteroatoms may optionally be present in either the aryl or the alkyl portion of the alkylaryl group, or (iv) an aromatic group, which can be a substituted or unsubstituted aromatic group, and wherein heteroatoms may optionally be present in the aromatic group, provided that at least one of R 1 and R 2 is an aromatic group, and wherein the at least one crystalline component has a melting point of from about 65° C. to about 150° C.; at least one amorphous component; and an optional colorant.