Coloring composition, film, color filter, pattern forming method, method of manufacturing color filter, solid image pickup element, and infrared sensor

Patent metadata

Field	Value
Publication number	US-10401726-B2
Application number	US-201615288588-A
Country	US
Kind code	B2
Filing date	Oct 7, 2016
Priority date	May 27, 2014
Publication date	Sep 3, 2019
Grant date	Sep 3, 2019

Abstract

A coloring composition includes colorants, polymerizable compounds, and a resin, in which a ratio P/M of a mass P of the colorants to a mass M of the polymerizable compounds is 0.05 to 0.35, a content of the polymerizable compounds is 25 to 65 mass % with respect to a total solid content of the coloring composition, a ratio A/B of a minimum value A of an absorbance in a wavelength range of 400 nm or longer and shorter than 580 nm to a minimum value B of an absorbance in a wavelength range of 580 nm to 770 nm is 0.3 to 3, and a ratio C/D of a minimum value C of an absorbance in a wavelength range of 400 nm to 750 nm to a maximum value D of an absorbance in a wavelength range of 850 nm to 1300 nm is 5 or higher.

First claim

What is claimed is:

1. A coloring composition comprising:
colorants that are at least one selected from the group consisting of yellow colorants, blue colorants, red colorants, and violet colorants;
polymerizable compounds; and
a resin,
wherein a ratio P/M of a total mass P of the colorants to a mass M of the polymerizable compounds is 0.05 to 0.35,
a content of the polymerizable compounds is 25 to 65 mass % with respect to a total solid content of the coloring composition,
a ratio A/B of a minimum value A of an absorbance in a wavelength range of 400 nm or longer and shorter than 580 nm to a minimum value B of an absorbance in a wavelength range of 580 nm to 770 nm is 0.3 to 3,
a ratio C/D of a minimum value C of an absorbance in a wavelength range of 400 nm to 750 nm to a maximum value D of an absorbance in a wavelength range of 850 nm to 1300 nm is 5 or higher,
the colorants include a yellow colorant, a blue colorant, a red colorant, and a violet colorant,
a ratio (red colorant/all the colorants) of the mass of the red colorant to the total mass of the colorants is 0.1 to 0.5,
a ratio (yellow colorant/all the colorants) of the mass of the yellow colorant to the total mass of the colorants is 0.1 to 0.4,
a ratio (blue colorant/all the colorants) of the mass of the blue colorant to the total mass of the colorants is 0.2 to 0.6, and
a ratio (violet colorant/all the colorants) of the mass of the violet colorant to the total mass of the colorants is 0.01 to 0.3.

2. The coloring composition according to claim 1 ,
wherein a ratio M/B of the mass M of the polymerizable compounds to a mass B of the resin is 0.4 to 3.0.

3. The coloring composition according to claim 1 ,
wherein the colorants include a blue pigment, a red pigment, a yellow pigment, and a violet pigment.

4. The coloring composition according to claim 1 ,
wherein the polymerizable compounds include a polymerizable compound which has an alkyleneoxy chain including two or more alkyleneoxy groups as a repeating unit.

5. The coloring composition according to claim 1 ,
wherein a value obtained by dividing a value of a molecular weight of each of the polymerizable compounds by the number of polymerizable groups in the polymerizable compound is 100 to 300.

6. The coloring composition according to claim 1 ,
wherein when a film having a thickness of 12.0 μm after drying is formed, a maximum value of a transmittance of the film in a wavelength range of 400 to 780 nm is 15% or lower and a transmittance of the film at a wavelength of 850 nm is 80% or higher.

7. The coloring composition according to claim 1 ,
wherein a viscosity at 25° C. is 100 to 150 mP·s.

8. A film which is formed by curing the coloring composition according to claim 1 .

9. A color filter comprising:
the film according to claim 8 .

10. A solid image pickup element comprising:
the color filter according to claim 9 .

11. An infrared sensor comprising:
the color filter according to claim 9 .

12. A pattern forming method comprising:
applying the coloring composition according to claim 1 to a support to form a coloring composition layer;
exposing the coloring composition layer in a pattern shape; and
forming a colored pattern by removing a non-exposed portion by development.

13. A method of manufacturing a color filter comprising:
the pattern forming method according to claim 12 .

14. The coloring composition according to claim 1 ,
wherein the polymerizable compounds include a compound having a partial structure represented by the following Formula (1),

wherein in Formula (1), * represents a direct bond.

15. The coloring composition according to claim 1 ,
wherein the polymerizable compounds consist of compounds having a partial structure represented by the following Formula (1),

wherein in Formula (1), * represents a direct bond.

16. The coloring composition according to claim 1 , wherein the colorants comprise one or more of the following pigments: C.I. Pigment Yellow 1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 14, 15, 16, 17, 18, 20, 24, 31, 32, 34, 35, 35:1, 36, 36:1, 37, 37:1, 40, 42, 43, 53, 55, 60, 61, 62, 63, 65, 73, 74, 77, 81, 83, 86, 93, 94, 95, 97, 98, 100, 101, 104, 106, 108, 109, 110, 113, 114, 115, 116, 117, 118, 119, 120, 123, 125, 126, 127, 128, 129, 137, 138, 139, 147, 148, 150, 151, 152, 153, 154, 155, 156, 161, 162, 164, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 179, 180, 181, 182, 185, 187, 188, 193, 194, 199, 213, and 214; C.I. Pigment Red 1, 2, 3, 4, 5, 6, 7, 9, 10, 14, 17, 22, 23, 31, 38, 41, 48:1, 48:2, 48:3, 48:4, 49, 49:1, 49:2, 52:1, 52:2, 53:1, 57:1, 60:1, 63:1, 66, 67, 81:1, 81:2, 81:3, 83, 88, 90, 105, 112, 119, 122, 123, 144, 146, 149, 150, 155, 166, 168, 169, 170, 171, 172, 175, 176, 177, 178, 179, 184, 185, 187, 188, 190, 200, 202, 206, 207, 208, 209, 210, 216, 220, 224, 226, 242, 246, 254, 255, 264, 270, 272, and 279; C.I. Pigment Blue 1, 2, 15, 15:1, 15:2, 15:3, 15:4, 15:6, 16, 22, 60, 64, 66, 79, and 80.

17. The coloring composition according to claim 1 , further comprising one or more of the following pigments: carbon black; titanium black; an oxide of iron, cobalt, aluminum, cadmium, lead, copper, titanium, magnesium, chromium, zinc, or antimony; or a composite oxide of iron, cobalt, aluminum, cadmium, lead, copper, titanium, magnesium, chromium, zinc, or antimony.

18. The coloring composition according to claim 1 , further comprising one or more of the following dyes: a pyrazole azo dye, an anilino azo dye, a triphenylmethane dye, an anthraquinone dye, an anthrapyridone dye, a benzylidene dye, an oxonol dye, a pyrazolotriazole azo dye, a pyridone azo dye, a cyanine dye, a phenothiazine dye, a pyrrolopyrazole azomethine dye, a xanthene dye, a phthalocyanine dye, a benzopyran dye, an indigo dye, a pyrromethene dye, an acid dye, a direct dye, a basic dye, a mordant dye, an acid mordant dye, an azoic dye, a disperse dye, an oil-soluble dye, a food dye, or derivatives thereof.

19. The coloring composition according to claim 1 ,
wherein the polymerizable compounds include a polymerizable compound represented by the following Formula (1a),

wherein in Formula (1a),
n1 and n2 each independently represent an integer of 1 or more,
n3 represents an integer of 2 or more,
X 1 to X 3 each independently represent a hydrogen atom or a polymerizable group, in which at least four of X 1 , X 2 , or X 3 represent a polymerizable group, in a case where plural X 1 's, X 2 's, or X 3 's are present, plural X 1 's, X 2 's, or X 3 's may be the same as or different from each other, and
L 1 represents a (1+n1) valent linking group, L 2 represents a (1+n2) valent linking group, L 3 represents a (1+n3) valent linking group, and at least one of L 1 , L 2 , or L 3 represents a linking group including —((CH 2 ) a —O) b —, a represents an integer of 2 or more, and b represents an integer of 2 or more.

Assignees

• Fujifilm Corp

Inventors

• TAKISHITA Hirotaka
• Kamimura Tetsuya
• Kyota Hirokazu
• Ezoe Toshihide
• Shimada Kazuto

Classifications

• G03F7/105

  having substances, e.g. indicators, for forming visible images · CPC title

• G03F7/027

  Non-macromolecular photopolymerisable compounds having carbon-to-carbon double bonds, e.g. ethylenic compounds (G03F7/075 takes precedence) · CPC title

• G02B5/201

  in the form of arrays · CPC title

• C09D4/00

  Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond {; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16} · CPC title

• C09B67/009

  polymeric dispersing agent · CPC title