Colored composition, inkjet ink, color filter and method of producing the same, solid-state image sensor and display device

1. A colored composition comprising a dye multimer, a polymerizable compound, a polymerization initiator and a solvent,

the dye multimer having an alkali-soluble group, a weight-average molecular weight (Mw) of from 5,000 to 20,000, and a dispersity (weight-average molecular weight (Mw)/number-average molecular weight (Mn)) of from 1.00 to 2.50, and

the dye multimer comprising a skeleton of a dye selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a phthalocyanine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof.

2. The colored composition according to claim 1 , wherein the dye multimer has an acid value of from 0.5 mmol/g to 3.0 mmol/g.

3. The colored composition according to claim 1 , wherein the dye multimer comprises at least one of structural units represented by following formula (A), formula (B) or formula (C), or is a dye multimer represented by following formula (D):

wherein, in the formula (A), X A1 represents a linking group formed by polymerization; L A1 represents a single bond or a divalent linking group; Dye represents a dye residue obtained by removing any one or more hydrogen atoms in a number of from 1 hydrogen atom to (1+m) hydrogen atoms from a dye compound selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a, phthalocyanine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof; X A2 represents a linking group formed by polymerization; L A2 represents a single bond or a divalent linking group; m represents an integer from 0 to 3; and Dye and L A2 may be linked to each other by any one of covalent bonding, ionic bonding or coordinate bonding;

wherein, in the formula (B), X B1 represents a linking group formed by polymerization; L B1 represents a single bond or a divalent linking group; A represents a group capable of being bonded to Dye by ionic bonding or coordinate bonding; Dye represents a dye compound having a group capable of being bonded to A by ionic bonding or coordinate bonding, or a dye residue obtained by removing any one or more hydrogen atoms in a number of from 1 hydrogen atom to m hydrogen atoms from the dye compound, wherein the dye compound is selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a, phthalocyanine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof; X B2 represents a linking group formed by polymerization; L B2 represents a single bond or a divalent linking group; m represents an integer from 0 to 3; and Dye and L B2 may be linked to each other by any one of covalent bonding, ionic bonding or coordinate bonding;

wherein, in the formula (C), L C1 represents a single bond or a divalent linking group; and Dye represents a dye residue obtained by removing any two hydrogen atoms from a dye compound selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a, phthalocyanine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof;

wherein, in the formula (D), L D1 represents an m-valent linking group; m represents an integer from 2 to 100; and Dye represents a dye residue obtained by removing any one hydrogen atom from a dye compound selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a, phthalocyanine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof.

4. The colored composition according to claim 3 , wherein the dye multimer comprises at least one of structural units represented by the formula (A) or formula (C), or is a dye multimer represented by the formula (D).

5. The colored composition according to claim 3 , wherein the dye multimer is represented by the formula (D).

6. A color filter formed from the colored composition according to claim 1 .

7. A solid-state image sensor comprising the color filter according to claim 6 .

8. A display device comprising the color filter according to claim 6 .

9. An inkjet ink comprising the colored composition according to claim 1 .

10. A method of producing a color filter, the method comprising:

providing a support having depressed portions defined by partitions; and

applying droplets of the inkjet ink according to claim 6 to the depressed portions by inkjetting, thereby forming colored pixels of the color filter.

11. A method of producing a color filter, the method comprising:

applying the colored composition according to claim 1 onto a support to form a colored layer;

exposing the colored layer to light via a mask; and

developing the exposed colored layer to form a colored pattern.

12. The colored composition according to claim 1 , wherein the dye multimer comprises a skeleton of a dye selected from the group consisting of a cyanine dye, a xanthene dye, and a squarylium dye.

13. The colored composition according to claim 1 , wherein the dye multimer has a weight-average molecular weight (Mw) of from 5,000 to 16,000.

14. The colored composition according to claim 1 , wherein the dye multimer has a weight-average molecular weight (Mw) of from 5,000 to 12,000.

15. The colored composition according to claim 1 , wherein the polymerization initiator is an oxime compound.

16. The colored composition according to claim 1 , wherein the content of the dye multimer, which is the total content when two or more dye multimers are used, with respect to the total solids content of the colored composition is from 0.1% by mass to 70% mass.

17. A colored composition comprising a dye multimer, a polymerizable compound, and a polymerization initiator,

the dye multimer having an alkali-soluble group, a weight-average molecular weight (Mw) of from 5,000 to 20,000, and a dispersity (weight-average molecular weight (Mw)/number-average molecular weight (Mn)) of from 1.00 to 2.50, the polymerization initiator being an oxime compound, and

the dye multimer comprising a skeleton of a dye selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a phthalocyanine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof.

18. The colored composition according to claim 17 , further comprising a solvent.

19. The colored composition according to claim 17 , wherein the dye multimer has an acid value of from 0.5 mmol/g to 3.0 mmol/g.

20. The colored composition according to claim 17 , wherein the dye multimer comprises at least one of structural units represented by the following formula (A), formula (B) or formula (C), or is a dye multimer represented by the following formula (D):

wherein, in the formula (A), X A1 represents a linking group formed by polymerization; L A1 represents a single bond or a divalent linking group; Dye represents a dye residue obtained by removing any one or more hydrogen atoms in a number of from 1 hydrogen atom to (1+m) hydrogen atoms from a dye compound; X A2 represents a linking group formed by polymerization; L A2 represents a single bond or a divalent linking group; m represents an integer from 0 to 3; and Dye and L A2 may be linked to each other by any one of covalent bonding, ionic bonding or coordinate bonding;

wherein, in the formula (B), X B1 represents a linking group formed by polymerization; L B1 represents a single bond or a divalent linking group; A represents a group capable of being bonded to Dye by ionic bonding or coordinate bonding; Dye represents a dye compound having a group capable of being bonded to A by ionic bonding or coordinate bonding, or a dye residue obtained by removing any one or more hydrogen atoms in a number of from 1 hydrogen atom to m hydrogen atoms from the dye compound; X B2 represents a linking group formed by polymerization; L B2 represents a single bond or a divalent linking group; m represents an integer from 0 to 3; and Dye and L B2 may be linked to each other by any one of covalent bonding, ionic bonding or coordinate bonding;

wherein, in the formula (C), L C1 represents a single bond or a divalent linking group; and Dye represents a dye residue obtained by removing any two hydrogen atoms from a dye compound;

wherein, in the formula (D), L D1 represents an m-valent linking group; m represents an integer from 2 to 100; and Dye represents a dye residue obtained by removing any one hydrogen atom from a dye compound.

21. The colored composition according to claim 20 , wherein the dye multimer comprises at least one of structural units represented by the formula (A) or formula (C), or is a dye multimer represented by the formula (D).

22. The colored composition according to claim 20 , wherein the dye multimer is represented by the formula (D).

23. A color filter formed from the colored composition according to claim 17 .

24. A solid-state image sensor comprising the color filter according to claim 23 .

25. A display device comprising the color filter according to claim 23 .

26. An inkjet ink comprising the colored composition according to claim 17 .

27. A method of producing a color filter, the method comprising:

providing a support having depressed portions defined by partitions; and

applying droplets of the inkjet ink according to claim 26 to the depressed portions by inkjetting, thereby forming colored pixels of the color filter.

28. A method of producing a color filter, the method comprising:

applying the colored composition according to claim 17 onto a support to form a colored layer;

exposing the colored layer to light via a mask; and

developing the exposed colored layer to form a colored pattern.

29. The colored composition according to claim 17 , wherein the dye multimer comprises a skeleton of a dye selected from the group consisting of a cyanine dye, a xanthene dye, and a squarylium dye.

30. The colored composition according to claim 17 , wherein the dye multimer has a weight-average molecular weight (Mw) of from 5,000 to 16,000.

31. The colored composition according to claim 17 , wherein the dye multimer has a weight-average molecular weight (Mw) of from 5,000 to 12,000.

32. The colored composition according to claim 1 , wherein the dye multimer comprises a skeleton of a dye selected from the group consisting of a cyanine dye, a xanthene dye, a squarylium dye, and a triphenylmethane dye.

33. The colored composition according to claim 17 , wherein the dye multimer comprises a skeleton of a dye selected from the group consisting of a cyanine dye, a xanthene dye, a squarylium dye, and a triphenylmethane dye.

34. A colored composition comprising a dye multimer and a solvent, wherein:

the dye multimer has an alkali-soluble group;

the dye multimer has a weight-average molecular weight (Mw) of from 5,000 to 20,000 and a dispersity (weight-average molecular weight (Mw)/number-average molecular weight (Mn)) of from 1.00 to 2.50; and

the dye multimer is represented by following formula (D):

wherein L D1 represents an m-valent linking group; m represents an integer from 2 to 100; and Dye represents a dye residue obtained by removing any one hydrogen atom from a dye compound selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a monoazo dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a, phthalocyanine dye, an azomethine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof.

35. The colored composition according to claim 34 , further comprising a polymerizable compound and a polymerization initiator.

36. A color filter formed from the colored composition according to claim 34 .

37. A solid-state image sensor comprising the color filter according to claim 36 .

38. A display device comprising the color filter according to claim 36 .

39. The colored composition according to claim 34 , wherein the dye multimer comprises a skeleton of a dye selected from the group consisting of a cyanine dye, a xanthene dye, and a squarylium dye.

40. The colored composition according to claim 34 , wherein the dye compound is selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a xanthene dye, a quinophthalone dye, a monoazo dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a phthalocyanine dye, an azomethine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof.

41. A colored composition comprising a dye multimer, a polymerizable compound, and a polymerization initiator,

the dye multimer having an alkali-soluble group a weight-average molecular weight (Mw) of from 5,000 to 20,000, and a dispersity (weight-average molecular weight (Mw)/number-average molecular weight (Mn)) of from 1.00 to 2.50,

the polymerization initiator being an oxime compound, and

the dye multimer being represented by following formula (D):

wherein L D1 represents an m-valent linking group; m represents an integer from 2 to 100; and Dye represents a dye residue obtained by removing any one hydrogen atom from a dye compound selected from the group consisting of a monomethine dye, a dimethine dye, a trimethine dye, a cyanine dye, a merocyanine dye, a dicyanostyryl dye, a diphenylmethane dye, a triphenylmethane dye, a xanthene dye, a squarylium dye, a quinophthalone dye, a monoazo dye, a bisazo dye, a disazo dye, a trisazo dye, an anthrapyridone dye, a perylene dye, a diketopyrrolopyrrole dye, an isoindoline dye, a, phthalocyanine dye, an azomethine dye, a dioxazine dye, a dipyrromethene dye, and metal complexes thereof.

42. A color filter formed from the colored composition according to claim 41 .

43. A solid-state image sensor comprising the color filter according to claim 42 .

44. A display device comprising the color filter according to claim 42 .