Photopolymerizable composition and recording material using the same

1. A photopolymerizable composition comprising at least a polymerizable compound having an ethylenically unsaturated bond, a photo-radical generator; and an amine compound represented by the following Formula (I):

wherein R 1 and R 2 independently represent an optionally substituted aliphatic group, and may be bound to each other to form a ring, A represents an optionally substituted divalent aliphatic linking group, and may be bound to R 1 or R 2 to form a ring, B represents an optionally substituted divalent linking group selected from an amide linkage, a sulfonamide linkage, and an ester linkage, and may be bound to R 1 or R 2 to form a ring, and Ar represents an optionally substituted aromatic group.

2. The photopolymerizable composition according to claim 1 , which further comprises a spectral sensitizing dye.

3. The photopolymerizable composition according to claim 2 , wherein the photo-radical generator interacts with the spectral sensitizing dye to generate a radical.

4. The photopolymerizable composition according to claim 1 , wherein the photo-radical generator is selected from the group consisting of an organic boron compound, a diaryl iodonium salt, an iron/allene complex, a triazine derivative, an organic peroxide, titanocene, a lophine dimer compound, and diazonium chloride.

5. The photopolymerizable composition according to claim 4 , wherein the lophine dimer compound is contained as the photo-radical generator.

6. The photopolymerizable composition according to claim 4 , wherein the organic boron compound is contained as the photo-radical generator.

7. The photopolymerizable composition according to claim 1 , wherein the content of the photo-radical generator in the photopolymerizable composition is from 0.01 to 20 mass % based on the content of the polymerizable compound having the ethylenically unsaturated bond.

8. The photopolymerizable composition according to claim 1 , wherein the polymerizable compound having an ethylenically unsaturated double bond is an ester of an ethylenically unsaturated carboxylic acid and a polyol.

9. The photopolymerizable composition according to claim 1 , wherein the content of the polymerizable compound having an ethylenically unsaturated double bond is from 30 to 95 mass % of the entire photopolymerizable composition.

10. A recording material having a recording layer arranged on a support, the recording layer comprising a photopolymerizable composition containing at least a polymerizable compound having an ethylenically unsaturated bond, a photo-radical generator, and an amine compound represented by the following Formula (I):

wherein R 1 and R 2 independently represent an optionally substituted aliphatic group, and may be bound to each other to form a ring, A represents an optionally substituted divalent aliphatic linking group, and may be bound to R 1 or R 2 to form a ring, B represents an optionally substituted divalent linking group selected from an amide linkage, a sulfonamide linkage, and an ester linkage, and may be bound to R 1 or R 2 to form a ring, and Ar represents an optionally substituted aromatic group.

11. The recording material according to claim 10 , wherein the recording layer comprises a coloration component (a) and a compound corresponding to a coloration component (b) having a site for reacting with the coloration component (a) to produce color.

12. The recording material according to claim 11 , wherein at least one component of the polymerizable compound having an ethylenically unsaturated double bond is the coloration component (b).

13. The recording material according to claim 11 , wherein at least one component of the polymerizable compound having an ethylenically unsaturated bond is a coloration inhibitory compound having, in the same molecule, a site for inhibiting the reaction of the coloration component (a) with the coloration component (b).

14. The recording material according to claim 11 , wherein the combination, in the recording layer, of the coloration component (a) and the coloration component (b) having a site for reacting with the coloration component (a) to produce color is a combination of an electro-donating dye precursor and an electro-receiving compound.

15. The recording material according to claim 11 , wherein the combination, in the recording layer, of the coloration component (a) and the coloration component (b) having a site for reacting with the coloration component (a) to produce color is a combination of a diazo compound and a coupling component.

16. The recording material according to claim 11 , wherein the combination, in the recording layer, of the coloration component (a) and the coloration component (b) having a site for reacting with the coloration component (a) to produce color is a combination of a protected dye precursor and a deprotecting agent.

17. The recording material according to claim 11 , wherein the combination, in the recording layer, of the coloration component (a) and the coloration component (b) having a site for reacting with the coloration component (a) to produce color is a combination of an oxidant precursor of a p-phenylene diamine derivative or a p-aminophenol derivative.

18. The recording material according to claim 11 , wherein the coloration component (a) is encapsulated in microcapsules.

19. A recording material having a recording layer arranged on a support, wherein the recording layer has a multilayer structure comprising a first recording layer to be sensitized with light of a central wavelength λ 1 , a second recording layer to be sensitized with light of a central wavelength λ 2 to produce a different color than that of the first recording layer, . . . , and an i-th recording layer to be sensitized with light of a central wavelength λ i to produce a different color than those of the first, second, . . . , and i-lth recording layers, each of the layers being laminated in this order and each comprising a photopolymerizable composition containing a polymerizable compound having an ethylenically unsaturated bond, a photo-radical generator, and an amine compound represented by the following Formula (I):

wherein R 1 and R 2 independently represent an optionally substituted aliphatic group, and may be bound to each other to form a ring, A represents an optionally substituted divalent aliphatic linking group, and may be bound to R 1 or R 2 to form a ring, B represents an optionally substituted divalent linking group selected from an amide linkage, a sulfonamide linkage, and an ester linkage, and may be bound to R 1 or R 2 to form a ring, and Ar represents an optionally substituted aromatic group.

20. The recording material according to claim 19 , wherein an intermediate layer is arranged between each of the recording layers.