Phase change inks
First Claim
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1. A phase change ink composition comprising (a) a nonpolymeric ester compound ink vehicle having a melting point of at least about 60°
- C., wherein the ink vehicle is a sugar ester, an amino acid ester, a cholesteryl ester, a carboxylic ester, an unsaturated ester, an alcohol ester, a benzoate ester, an acetate ester, or a mixture thereof;
(b) a conductivity enhancing agent;
(c) a colorant;
(d) an optional antioxidant, and (e) an optional UV absorber.
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Abstract
Disclosed is a phase change ink composition comprising (a) a nonpolymeric ester compound ink vehicle having a melting point of at least about 60° C.; (b) a conductivity enhancing agent; (c) a colorant; (d) an optional antioxidant, and (e) an optional UV absorber.
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Citations
19 Claims
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1. A phase change ink composition comprising (a) a nonpolymeric ester compound ink vehicle having a melting point of at least about 60°
- C., wherein the ink vehicle is a sugar ester, an amino acid ester, a cholesteryl ester, a carboxylic ester, an unsaturated ester, an alcohol ester, a benzoate ester, an acetate ester, or a mixture thereof;
(b) a conductivity enhancing agent;
(c) a colorant;
(d) an optional antioxidant, and (e) an optional UV absorber. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
- C., wherein the ink vehicle is a sugar ester, an amino acid ester, a cholesteryl ester, a carboxylic ester, an unsaturated ester, an alcohol ester, a benzoate ester, an acetate ester, or a mixture thereof;
Specification