Claims
- 1. A coloring composition characterized by comprising (A) a binder resin having an amido group and a carboxyl group, and (B) a coloring material.
- 2. A coloring composition according to claim 1, further comprising (C) an organic solvent.
- 3. A coloring composition according to claim 1, wherein the binder resin (A) having an amido group and a carboxyl group is an acrylic copolymer obtained by copolymerizing (a) 2 to 40 mass % of an ethylenically unsaturated monomer containing an amido group, (b) 2 to 40 mass % of an ethylenically unsaturated monomer containing a carboxyl group, and (c) 20 to 96 mass % of an ethylenically unsaturated monomer other than the (a) and (b).
- 4. A coloring composition according to claim 3, wherein the ethylenically unsaturated monomer (a) containing an amido group is at least one compound selected from the group consisting of N-(meth)acryloylmorpholine, N-vinylpyrrolidone and N-vinylcaprolactam.
- 5. A coloring composition according to any one of claims 1 to 4, further comprising (A′) an epoxy(meth)acrylate resin.
- 6. A coloring composition according to claim 5, wherein the epoxy(meth)acrylate resin (A′) is novolak epoxy(meth)acrylate resin having a carboxyl group.
- 7. A coloring composition according to claim 6, wherein the novolak epoxy (meth) acrylate resin having a carboxyl group has the number of phenyl nuclei of 4 to 7.
- 8. A coloring composition according to claim 6 or 7, wherein the novolak epoxy (meth) acrylate resin having a carboxyl group has an acid value of 10 to 150 mgKOH/g.
- 9. A coloring composition according to any one of claims 6 to 8, wherein the novolak epoxy(meth)acrylate resin having a carboxyl group has cresol novolak epoxy(meth)acrylate resin having a carboxyl group.
- 10. A coloring composition according to any one of claims 5 to 9, wherein a blending ratio of the binder resin (A) having an amido group and a carboxyl group to the epoxy(meth)acrylate resin (A′) is from 30:70 to 90:10 in a mass ratio.
- 11. A coloring composition according to any one of claims 5 to 10, comprising: 10 to 40 mass % of the binder resin (A) having an amido group and a carboxyl group; 10 to 40 mass % of the epoxy (meth) acrylate resin (A′); and 20 to 80 mass % of the coloring material (B), provided that a sum of (A), (A′) and (B) is 100 mass %.
- 12. A coloring composition according to any one of claims 1 to 11, wherein the coloring material (B) is a black pigment.
- 13. A coloring composition according to claim 12, wherein the black pigment is a carbon black.
- 14. A coloring composition according to claim 13, wherein the carbon black is a modified carbon black treated with a compound having an isocyanate group and an ethylenically unsaturated bond in a molecule.
- 15. A coloring composition according to claim 14, wherein the modified carbon black is a modified carbon black obtained by treating 100 mass parts of carbon black with 0.5 to 50 mass parts of a compound having an isocyanate group and an ethylenically unsaturated bond in a molecule.
- 16. A coloring composition according to claim 14 or 15, wherein the compound having an isocyanate group and an ethylenically unsaturated bond in a molecule is 2-methacryloyloxyethyl isocyanate.
- 17. A coloring composition according to claim 13, wherein the carbon black is a modified carbon black having a 2-methacryloyloxyethylcarbamoyl group.
- 18. A method of producing a coloring composition according to any one of claims 1 to 17.
- 19. A photosensitive coloring composition for color filters, characterized by comprising a coloring composition according to any one of claims 1 to 17.
- 20. A photosensitive coloring composition for color filters according to claim 19, further comprising (D) a photopolymerization initiator.
- 21. A photosensitive coloring composition for color filters according to claim 20, wherein the photopolymerization initiator (D) comprises at least one member selected from the group consisting of:
(i) a hexaarylbiimidazole compound; (ii) a triazine compound; (iii) an aminoacetophenone compound; and (iv) a combination of a sensitizer and an organoboron salt compound of a general formula (1) 10(wherein R1, R2, R3 and R4 represent alkyl, aryl, aralkyl, alkenyl, alkynyl, silyl or heterocyclic group, each of which may independently have a substituent group or a halogen atom, Z+represents any cation).
- 22. A photosensitive coloring composition for color filters according to claim 20 or 21, wherein each composition comprises the following contents of:
(A) 8 to 30 mass % of a binder resin having an amido group and a carboxyl group; (A′) 8 to 30 mass % of an epoxy(meth)acrylate resin; (B) 25 to 60 mass % of a coloring material; and (D) 2 to 25 mass % of a photopolymerization initiator, provided that a sum of the components (A), (A′), (B) and (D) is 100 mass %.
- 23. A photosensitive coloring composition for color filters according to claim 20, further comprising (E) an ethylenically unsaturated monomer.
- 24. A photosensitive coloring composition for color filters according to claim 23, wherein each composition comprises the following contents of:
(A) 10 to 40 mass % of a binder resin having an amido group and a carboxyl group alone or 10 to 40 mass % of a combination of (A) a binder resin having an amido group and a carboxyl group and (A′) an epoxy(meth)acrylate resin; (B) 25 to 60 mass % of a coloring material; (D) 2 to 25 mass % of a photopolymerization initiator; and (E) 5 to 20 mass % of an ethylenically unsaturated monomer, provided that a sum of the components (A), (A′), (B), (D) and (E) is 100 mass %.
- 25. A photosensitive coloring composition for color filters according to claim 20 or 23, further comprising (F) a poly thiol as a chain transfer agent.
- 26. A photosensitive coloring composition for color filters according to claim 25, wherein a ration of the poly thiol (F) to the photopolymerization initiator (D) is 10:1 to 1:10.
- 27. A photosensitive coloring composition for color filters according to claim 25 or 26, wherein each composition comprises the following contents of:
(A) 10 to 40 mass % of a binder resin having an amido group and a carboxyl group alone or 10 to 40 mass % of a combination of (A) a binder resin having an amido group and a carboxyl group and (A′) an epoxy(meth)acrylate resin; (B) 25 to 60 mass % of a coloring material; (D) 2 to 20 mass % of a photopolymerization initiator; (E) 5 to 20 mass % of an ethylenically unsaturated monomer; and (F) 2 to 20 mass % of a poly thiol, provided that a sum of the components (A), (A′), (B), (D), (E) and (F) is 100 mass %.
- 28. A photosensitive coloring composition for color filters according to claim 25 or 26, wherein each composition comprises the following contents of:
(A) 8 to 30 mass % of a binder resin having an amido group and a carboxyl group; (A′) 8 to 30 masse of an epoxy(meth)acrylate resin; (B) 25 to 60 mass % of a coloring material; (D) 2 to 20 mass % of a photopolymerization initiator; and (F) 2 to 20 mass % of a poly thiol; provided that a sum of the components (A), (A′), (B), (D), and (F) is 100 mass %.
- 29. A photosensitive coloring composition for color filters according to any one of claims 19 to 28, characterized in that the composition requires a light exposure amount of 200 mJ/cm2 or less for curing.
- 30. A method of producing a photosensitive coloring composition for color filters according to any one of claims 19 to 29.
- 31. A color filter characterized by using a photosensitive coloring composition for color filters according to any one of claims 19 to 29.
- 32. A color filter characterized by forming a black matrix using a photosensitive coloring composition for color filters containing a black pigment according to any one of claims 19 to 29.
- 33. A color filter according to claim 32, wherein the black pigment is a carbon black.
- 34. A color filter according to claim 33, wherein the carbon black is a modified carbon black treated with a compound having an isocyanate group and an ethylenically unsaturated bond in a molecule.
- 35. A method of producing a color filter, characterized by using a photosensitive coloring composition for color filters according to any one of claims 19 to 29.
- 36. A method of forming a black matrix for color filters, characterized by using a photosensitive coloring composition for color filters containing a black pigment according to any one of claims 19 to 29.
- 37. A method of forming a black matrix for color filters according to claim 36, wherein the black pigment is a carbon black.
- 38. A method of forming a black matrix for color filters according to claim 37, wherein the carbon black is a modified carbon black treated with a compound having an isocyanate group and an ethylenically unsaturated group in a molecule.
- 39. A black matrix resist composition for color filters, characterized by comprising a photosensitive coloring composition containing a black pigment according to any one of claims 19 to 29.
- 40. A black matrix formed by using a black matrix resist composition for color filters according to claim 39.
Priority Claims (3)
Number |
Date |
Country |
Kind |
2001-144200 |
May 2001 |
JP |
|
2001-182162 |
Jun 2001 |
JP |
|
2001-235902 |
Aug 2001 |
JP |
|
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] The present application is an application filed pursuant to 35 U.S.C. Section 111 (a) with a claim to priorities to Provisional Application Serial No. 60/292,527 filed May 23, 2001, Provisional Application Serial No. 60/301,235 filed Jun. 28, 2001, and Provisional Application Serial No. 60/311,075 filed Aug. 10, 2001 pursuant to 35 U.S.C. Section 119(e) in accordance with 35 U.S.C., Section 111(b).
PCT Information
Filing Document |
Filing Date |
Country |
Kind |
PCT/JP02/04645 |
5/14/2002 |
WO |
|