Phase change ink components and methods of making the same
First Claim
Patent Images
1. A phase change ink comprising:
- a crystalline material of an ester of tartaric acid having a formula of
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Abstract
A solid ink composition comprising an amorphous component, a crystalline material, and optionally, a colorant, which are suitable for ink jet printing, including printing on coated paper substrates, and methods for making the same. In embodiments, the crystalline and amorphous components are synthesized from an esterification reaction of tartaric acid with an alcohol.
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Citations
16 Claims
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1. A phase change ink comprising:
a crystalline material of an ester of tartaric acid having a formula of - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A phase change ink comprising:
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a crystalline material selected from the group consisting of dibenzyl L-tartrate, diphenethyl L-tartrate, bis(3-phenyl-1-propyl) L-tartrate, bis(2-phenoxyethyl) L-tartrate, diphenyl L-tartrate, bis(4-methylphenyl) L-tartrate, bis(4-methoxylphenyl) L-tartrate, bis(4-methylbenzyl) L-tartrate, bis(4-methoxylbenzyl) L-tartrate, dicyclohexyl L-tartrate, bis(4-tert-butylcyclohexyl) L-tartrate, and any stereoisomers and mixtures thereof; and an amorphous material selected from the group consisting of di-L-menthyl L-tartrate, di-DL-menthyl L-tartrate, di-L-menthyl DL-tartrate, di-DL-menthyl DL-tartrate, and any stereoisomers and mixtures thereof, and further wherein the crystalline material has a viscosity of from 1 to 10 cps at a temperature of 140°
C. and the amorphous material has a viscosity of from 1 to 100 cps at a temperature of 140°
C. - View Dependent Claims (15, 16)
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Specification