Claims
- 1. A modified pigment product comprising a pigment having attached at least one organic group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 2. The modified pigment product of claim 1, wherein Alk represents an alkenyl or alkyl group containing 60-100 carbons.
- 3. The modified pigment product of claim 1, wherein Alk represents a polymer of butene.
- 4. The modified pigment product of claim 1, wherein Alk represents a polymer or oligomer of isobutene, butene, or propene.
- 5. The modified pigment product of claim 1, wherein Sp is a succinimidyl group having the formula:
- 6. The modified pigment product of claim 1, wherein the organic group represented by the formula -X-Sp-Alk is a polyisobutenylsuccinimidylphenyl.
- 7. The modified pigment product of claim 5, wherein Q is a —SO2C2H4(NR′C2H4)p— group, R′ is independently hydrogen or a (C2H4NH)pH group, and p is an integer from 1-10.
- 8. The modified pigment product of claim 5, wherein Q is a bond.
- 9. The modified pigment product of claim 1, wherein X is an arylene group.
- 10. A dispersion composition comprising a non-aqueous solvent and at least one modified pigment product comprising a pigment having attached at least one organic group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 11. The dispersion composition of claim 10, wherein Alk represents an alkenyl or alkyl group containing 60-100 carbon atoms.
- 12. The dispersion composition of claim 10, wherein Alk represents a polymer of butene.
- 13. The dispersion composition of claim 10, wherein Alk represents a polymer or oligomer of isobutene, butene, or propene.
- 14. The dispersion composition of claim 10, wherein Sp is a succi pmidly group having the formula:
- 15. The dispersion composition of claim 10, wherein the organic group represented by the formula -X-Sp-Alk is a polyisobutenylsuccinimidylphenyl.
- 16. The dispersion composition of claim 14, wherein Q is a —SO2C2H4(NR'C2H4)2— group, R′ is independently hydrogen or a (C2H4NH)pH group, and p is an integer from 1-10.
- 17. The dispersion composition of claim 14, wherein Q is a bond.
- 18. The dispersion composition of claim 10, wherein the non-aqueous solvent is an aromatic or an aliphatic hydrocarbon solvent.
- 19. A printing plate comprising: a) a substrate and b) a radiation-absorptive layer, wherein the radiation-absorptive layer comprises at least one modified pigment product comprising a pigment having attached at least one organic group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 20. The printing plate of claim 19, wherein the radiation-absorptive layer further comprises a polymer.
- 21. The printing plate of claim 19, wherein Alk represents an alkenyl or alkyl group containing 60-100 carbon atoms.
- 22. The printing plate of claim 19, wherein Alk represents a polymer of butene.
- 23. The printing plate of claim 19, wherein Alk represents a polymer or oligomer of isobutene, butene, or propene and maleic anhydride or derivatives thereof.
- 24. The printing plate of claim 19, wherein Sp is a succinimidyl group having the formula:
- 25. The printing plate of claim 19, wherein the organic group represented by the formula -X-Sp-Alk is a polyisobutenylsuccinimidylphenyl.
- 26. The printing plate of claim 24, wherein Q is a —SO2C2H4(NR'C2H4)p— group, R′ is independently hydrogen or a (C2H4NH)pH group, and p is an integer from 1 - 10.
- 27. The printing plate of claim 24, wherein Q is a bond.
- 28. The printing plate of claim 19, wherein the substrate is a hydrophilic metal substrate.
- 29. The printing plate of claim 19, wherein the substrate is aluminum or polyester.
- 30. The printing plate of claim 19, wherein the polymer is selected from the group of styrene-acrylate polymers, styrene-butadiene copolymers, and acrylic polymers.
- 31. A method of imaging the printing plate of claim 19, comprising selectively exposing the plate to a laser output in a pattern representing an image to selectively remove or chemically modify at least the radiation-absorptive layer defining the pattern.
- 32. The method of claim 31, further comprising subjecting the plate to a solvent capable of removing portions of the imaged layer(s) defining the pattern.
- 33. A flexographic printing plate comprising: a) a substrate, b) a UW curable layer, and c) a radiation-absorptive layer, wherein the radiation-absorptive layer comprises at least one modified pigment product comprising a pigment having attached at least one organic group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 34. The flexographic printing plate of claim 33, wherein the radiation-absorptive layer further comprises a polymer.
- 35. A thermal transfer recording material comprising: a) an ink layer, b) a photothermal layer, and c) a support, wherein the photothermal layer comprises at least one modified pigment product comprising a pigment having attached at least one organic group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 36. The thermal transfer recording material of claim 35, wherein the photothermal layer further comprises a polymer.
- 37. A proofing material comprising: a) a radiation transparent support, b) a radiation curable layer, and c) a receiving layer, wherein the radiation curable layer comprises at least one modified pigment product comprising a pigment having attached at least one organic group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 38. The proofing material of claim 37, wherein the radiation curable layer further comprises a polymer.
- 39. A black matrix formed by applying a photosensitive coating on a clear substrate, exposing the coating imagewise, and developing and drying the coating, wherein the photosensitive coating comprises a solvent and at least one modified pigment product comprising a pigment having attached at least one organic group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl |or alkyl group containing 50-200 carbon atoms.
- 40. The black matrix of claim 39 further comprising a photosensitive resin.
- 41. An electrophoretic display comprising an arrangement of microcapsules, wherein the microcapsules comprise a dielectric fluid and at least one modified pigment product comprising a pigment having attached at least one organic group comprising a group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene group, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 42. The electrophoretic display of claim 41, wherein Alk represents an alkenyl or alkyl group containing 60-100 carbon atoms.
- 43. The electrophoretic display of claim 41, wherein Alk represents a polymer of butene.
- 44. The electrophoretic display of claim 41, wherein Alk represents a polymer or oligomer of isobutene, butene, or propene and maleic anhydride or derivatives thereof.
- 45. The electrophoretic display of claim 41, wherein Sp is a succinimidyl group having the formula:
- 46. The electrophoretic display of claim 41, wherein the organic group represented by the formula -X-Sp-Alk is a polyisobutenylsuccinimidylphenyl.
- 47. The electrophoretic display of claim 45, wherein Q is a —SO2C2H4(NR′C2H4)p— group, R′ is independently hydrogen or a (C2H4NH)pH group, and p is an integer from 1-10.
- 48. The electrophoretic display of claim 45, wherein Q is a bond.
- 49. A non-aqueous inkjet ink composition comprising a non-aqueous vehicle and a modified pigment product comprising a pigment having attached at least one organic group comprising a group represented by the formula -X-Sp-Alk, wherein X, which is directly attached to the pigment, represents an arylene, heteroarylene, or alkylene group, Sp represents a spacer group, and Alk represents an alkenyl or alkyl group containing 50-200 carbon atoms.
- 50. The inkjet ink composition of claim 49, wherein the non-aqueous vehicle is a liquid vehicle.
- 51. The inkjet ink composition of claim 49, wherein the non-aqueous vehicle is a solid vehicle.
- 52. The use of the modified pigment product of claim 1 in a non-aqueous coating composition.
- 53. The use of the modified pigment product of claim 1 in a polymer composition.
- 54. The use of the modified pigment product of claim 1 in a non-aqueous ink composition.
- 55. The use of the modified pigment product of claim 1 in a toner composition.
Parent Case Info
[0001] This application claims priority to U.S. Provisional Patent Application Ser. No. 60/216,090, filed on Jul. 6, 2000.
Provisional Applications (1)
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Number |
Date |
Country |
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60216090 |
Jul 2000 |
US |