Curable phase change inks containing functionalized isosorbides
View Patent ↗A curable phase change ink composition that includes an ink vehicle including at least one isosorbide monomer having at least one functional group. Also described is an ink printing device that includes a curable phase change ink composition for printing onto a substrate, an ink jetting device, and a curing device providing radiation that cures the curable phase change ink composition. The curable phase change ink composition of the ink printing device includes an ink vehicle including at least one isosorbide monomer having at least one functional group.
1. A curable phase change ink composition, the ink composition comprising an ink vehicle comprising at least one isosorbide monomer having at least one functional group, wherein the at least one functional group is selected from the group consisting of an acrylate, a methacrylate, a fatty acid having from about 4 to about 20 carbon atoms, an epoxide and an oxetane.
2. The curable phase change ink composition of claim 1 , wherein the at least one functional group is an acrylate.
3. The curable phase change ink composition of claim 1 , wherein the at least one isosorbide monomer is functionalized with two acrylate groups.
4. The curable phase change ink composition of claim 1 , wherein the at least one isosorbide monomer is represented the formula (I)
wherein R 1 represents a hydrogen atom or the at least one functional group, R 2 represents a hydrogen atom or the at least one functional group, and R 1 and R 2 are not both hydrogen atoms.
5. The curable phase change ink composition of claim 1 , wherein the ink vehicle further comprises at least a gellant, at least a curable wax and optionally at least one photoinitiator.
6. The curable phase change ink composition of claim 5 , having a gelling temperature of from about 30° C. to about 70° C.
7. The curable phase change ink composition of claim 1 , having a jetting temperature of from about 60° C. to about 90° C.
8. The curable phase change ink composition of claim 1 , further comprising at least one colorant.
9. The curable phase change ink composition of claim 8 , wherein the at least one functional group is an acrylate.
10. The curable phase change ink composition of claim 8 , wherein the at least one isosorbide monomer is represented the formula (I)
wherein R 1 represents a hydrogen atom or the at least one functional group, R 2 represents a hydrogen atom or the at least one functional group, and R 1 and R 2 are not both hydrogen atoms.
11. The curable phase change ink composition of claim 8 , wherein the at least one isosorbide monomer comprises from about 40 weight percent to about 60 weight percent of the curable phase change ink composition, and wherein the curable phase change ink composition has a jetting temperature of from about 60° C. to about 90° C.
12. The curable phase change ink composition of claim 8 , wherein the ink vehicle further comprises at least a gellant and at least a curable wax.
13. The curable phase change ink composition of claim 12 , having a gelling temperature of from about 30° C. to about 70° C.
14. The curable phase change ink composition of claim 8 , wherein the ink vehicle further comprises a curable monomer comprising from about 0.1 weight percent to about 30 weight percent of the curable phase change ink.
15. The curable phase change ink composition of claim 8 , wherein the curable phase change ink composition is a radiation-curable phase change ink composition further comprising a photoinitiator.
16. The curable phase change ink composition of claim 8 , having a jetting temperature of from about 60° C. to about 90° C.
17. The curable phase change ink composition of claim 1 , wherein the curable phase change ink composition is a radiation-curable phase change ink composition further comprising a photoinitiator.
18. The curable phase change ink composition of claim 1 , wherein the at least one functional group is selected from the group consisting of an acrylate, a methacrylate, a fatty acid having from about 4 to about 20 carbon atoms and an epoxide.
19. A curable phase change ink composition, the ink composition comprising an ink vehicle comprising at least one isosorbide monomer having at least one functional group, wherein the at least one functional group is selected from the group consisting of an acrylate, a methacrylate, a fatty acid having from about 4 to about 20 carbon atoms, an epoxide and an oxetane, wherein the at least one isosorbide monomer comprises from about 40 weight percent to about 60 weight percent of the curable phase change ink composition, and wherein the curable phase change ink composition has a jetting temperature of from about 60° C. to about 90° C.