Claims
- 1. An ink comprised of a liquid vehicle, colorant, and resin emulsion, and wherein the resin emulsion contains water, surfactant, first resin particles and second solubilized resin obtained from the polymerization of a mixture of olefinic monomers, and wherein at least one of the olefinic monomers is an acid.
- 2. An ink in accordance with claim 1 wherein the colorant is a pigment.
- 3. An ink in accordance with claim 2 wherein the mixture of olefinic monomers is comprised of alkyl acrylate, alkyl methacrylate, benzyl methacrylate, polyoxyalkylene acrylate, or polyoxyalkylene methacrylate.
- 4. An ink in accordance with claim 1 wherein said acid olefinic monomer is methacrylic acid, sodium acrylate, potassium acrylate, sodium methacrylate, or potassium methacrylate acrylate.
- 5. An ink in accordance with claim 3 wherein the alkyl acrylate or alkyl methacrylate is methyl acrylate, methyl methacrylate, ethyl acrylate, ethyl methacrylate, propyl acrylate, propyl methacrylate, butyl acrylate, butyl methacrylate, hexyl acrylate, hexyl methacrylate, pentyl acrylate, pentyl methacrylate, heptyl acrylate, heptyl methacrylate, octyl acrylate, octyl methacrylate, nonyl acrylate, nonyl methacrylate, decyl acrylate, decyl methacrylate, lauryl acrylate, lauryl methacrylate, stearyl acrylate, stearyl methacrylate, dodecyl acrylate, or dodecyl methacrylate.
- 6. An ink in accordance with claim 3 wherein the polyoxyalkylene acrylate or methacrylate is of the formula wherein R is hydrogen, or alkyl with from about 1 to about 6 carbon atoms, and n is a number of from about 2 to about 100.
- 7. An ink in accordance with claim 1 wherein said resin particles possess an Mw of from about 1,500 to about 50,000 grams per mole, and wherein said resin particles possess an Mn of from about 1,000 to about 15,000 grams per mole.
- 8. An ink in accordance with claim 1 further containing an ink additive.
- 9. An ink in accordance with claim 8 wherein the ink additive is a surfactant.
- 10. An ink in accordance with claim 9 wherein the surfactant is sodium dodecylbenzene sulfonate, polyethylene oxide, polyethylene oxide nonyl phenyl ether, tetraalkyl ammonium chloride, or sodium naphthalene sulfonate selected in an amount of from about 0.005 to about 20 weight percent of the resin.
- 11. An ink in accordance with claim 2 wherein said pigment is present in an amount of from about 2.5 to about 10 percent by weight of said ink composition.
- 12. An ink in accordance with claim 2 wherein said pigment is carbon black, cyan, magenta, yellow, or mixtures thereof.
- 13. An ink in accordance with claim 2 with a latency of from about 20 to about 60 seconds.
- 14. An ink in accordance with claim 1 further containing biocide and humectant.
- 15. An ink in accordance with claim 14 wherein the biocide is present in an amount of from about 0.01 to about 5 weight percent of the ink, and wherein the humectant is present in an amount of from about 0.01 to about 35 weight percent of the ink solids.
- 16. An ink in accordance with claim 1 wherein from 1 to about 5 olefinic monomers are selected.
- 17. An ink in accordance with claim 1 wherein said resin emulsion contains from about 60 to about 99 weight percent of said first resin particles and from about 2 to about 40 weight percent of said second solubilized resin.
- 18. An ink in accordance with claim 17 wherein the average diameter of said resin particles is from about 30 nanometers to about 300 nanometers.
- 19. An ink in accordance with claim 8 wherein the ink additive is a polymeric additive.
- 20. An ink in accordance with claim 1 wherein said resin emulsion is generated from methacrylic acid, benzyl methacrylate, and polyethyleneglycol methacrylate.
- 21. An ink in accordance with claim 1 wherein said colorant is a pigment or a dye.
- 22. An ink comprised of a vehicle, colorant, and resin emulsion, and wherein the resin emulsion contains water, surfactant, first resin particles and second solubilized resin obtained from the polymerization of a mixture of olefinic monomers, and wherein at least one of the olefinic monomers is an acid, and wherein said resin emulsion is comprised of from about 60 to about 99 weight percent of resin particles and from about 2 to about 40 weight percent of solubilized resin.
- 23. An ink composition in accordance with claim 22 wherein the vehicle is water or a mixture of water and a miscible organic component.
- 24. An ink comprised of a liquid vehicle, colorant, and a resin emulsion comprised of first resin particles and second solubilized resin generated from the polymerization of an olefinic acid and an olefinic methacrylate.
- 25. An ink in accordance with claim 24 wherein said resin particles are present in an amount of from about 60 to about 99 weight percent.
- 26. An ink in accordance with claim 24 wherein said second solubilized resin is present in an amount of from about 2 to about 40 weight percent.
- 27. An ink in accordance with claim 24 wherein said resin emulsion possesses an average diameter of from about 30 nanometers to about 300 nanometers.
- 28. An ink in accordance with claim 24 wherein the first resin particles are present in an amount of from about 90 to about 97 weight percent, and the second solubilized resin is present in an amount of from about 3 to about 10 weight percent.
- 29. An ink in accordance with claim 24 further containing a polymeric additive.
- 30. An ink in accordance with claim 24 wherein said resin emulsion is comprised of resins generated from methacrylic acid, benzyl methacrylate, and polyethyleneglycol methacrylate.
- 31. An ink comprised of a liquid vehicle, colorant, and resin emulsion, and wherein the resin emulsion contains water, surfactant, first resin particles and second solubilized resin obtained from the polymerization of a mixture of olefinic monomers, and wherein at least one of the olefinic monomers is an acid, and wherein said first resin particles are dissimilar than said second solubilized resin.
PENDING APPLICATIONS
Illustrated in copending application, U.S. Ser. No. 828,850, the disclosure of which is totally incorporated herein by reference, is ink with separated, or dissociated resin and pigment particles.
US Referenced Citations (6)
Foreign Referenced Citations (3)
Number |
Date |
Country |
2175012 |
Oct 1996 |
CA |
0 412 548 A |
Feb 1991 |
EP |
0 739 959 A |
Oct 1996 |
EP |