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Composition, cured film, pattern forming method, color filter and manufacturing method thereof, solid-state imaging element, and image display device

A color filter and composition technology, applied in the field of solid-state photographic elements and image display devices, can solve the problems of inability to achieve high light transmittance, and achieve the effects of excellent light resistance and heat resistance.

Active Publication Date: 2019-07-16
FUJIFILM CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Pigment Blue 15:6 and Pigment Violet 23 are used for blue pixels, but the combination of these pigments cannot achieve the high light transmittance of 400nm to 500nm required for recent image sensors, and the application of new color materials is being explored

Method used

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  • Composition, cured film, pattern forming method, color filter and manufacturing method thereof, solid-state imaging element, and image display device
  • Composition, cured film, pattern forming method, color filter and manufacturing method thereof, solid-state imaging element, and image display device
  • Composition, cured film, pattern forming method, color filter and manufacturing method thereof, solid-state imaging element, and image display device

Examples

Experimental program
Comparison scheme
Effect test

preparation example Construction

[0826]

[0827] The compositions of the present invention are prepared by admixing the ingredients.

[0828] In addition, when preparing a composition, each component which comprises a composition may be mix|blended at once, and each component may be melt|dissolved and dispersed in a solvent, and it may mix|blend sequentially. In addition, there are no particular restrictions on the order of feeding or working conditions when blending is performed. For example, the composition can be prepared by dissolving and dispersing all the components in a solvent at the same time. If necessary, each component can be prepared into two or more kinds of solutions and dispersions as appropriate, and these solutions can be mixed at the time of use (coating) · Dispersion liquids are mixed to prepare as a composition.

[0829] The composition prepared in this manner can be used after filtering through a filter etc.

[0830] The composition of the present invention is preferably filtered thr...

Embodiment

[0927] Hereinafter, although an Example demonstrates this invention more concretely, unless this invention deviates from the summary, it is not limited to a following Example. In addition, unless otherwise specified, "%" and "part" are mass standards.

Synthetic example

[0929] "Synthesis of Triarylmethane (T-1)"

[0930] [chem 93]

[0931]

[0932] 5.15 g (10 mmol) of C.I. Basic Blue 7 was added to a mixed solution of 50 mL of dichloromethane and 10 mL of water, followed by stirring. Subsequently, 3.19 g (10 mmol) of potassium=bis(trifluoromethanesulfonyl)imide was added thereto, and stirred for 2 hours. Thereafter, the aqueous layer was removed from the solution, and the dichloromethane layer was concentrated, whereby 7.2 g of (T-1) was obtained.

[0933] "Synthesis of Triarylmethane (T-2)"

[0934] [chem 94]

[0935]

[0936] (T-2a) was synthesized according to Synthesis Example 1 of Japanese Patent Laid-Open No. 2000-162429. (T-2a) 6.0 g (10 mmol) was added to the mixed liquid of 50 mL of dichloromethane and 10 mL of water, and it stirred. Subsequently, 3.19 g (10 mmol) of potassium=bis(trifluoromethanesulfonyl)imide was added thereto, and stirred for 2 hours. Thereafter, the aqueous layer was removed from the solution, and the...

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Abstract

The present invention provides a composition, a cured film, a pattern forming method, a color filter and a manufacturing method thereof, a solid-state imaging element, and an image display device. The composition is excellent in light resistance and heat resistance, and contains a triarylmethane compound, a pigment having a maximum absorption wavelength in the range of 650nm to 750nm, and a hardening compound, and has a maximum absorption in the range of 650nm to 750nm The mass ratio of the wavelength dye to the triarylmethane compound is 0.2 to 1.5.

Description

technical field [0001] The present invention relates to a composition and a cured film using the same. In addition, the present invention relates to a pattern forming method, a color filter, a method for manufacturing the color filter, a solid-state imaging device having the color filter, and an image display device. Background technique [0002] One of the methods of manufacturing color filters used in liquid crystal display devices, solid-state imaging devices, etc. is the pigment dispersion method. The pigment dispersion method is a method of producing a color filter by photolithography using a colored photosensitive composition obtained by dispersing a pigment in various photosensitive resin compositions. That is, a curable composition is coated on a substrate using a spin coater, a roll coater, etc., dried to form a coating film, and then the coated film is pattern-exposed and developed to obtain a colored pixels. The operation is repeated only for the desired hue po...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C09B67/46C08F12/28C09B67/22C09D7/63C09D201/00G02B5/20G03F7/004C09B5/24C09B11/00C09B11/12C09B23/00C09B29/09C09B47/18C09B57/00C09B69/10
CPCC08F12/28C09B11/00C09B11/12C09B23/00C09B47/18C09B57/00C09B69/10C09D201/00C09B5/24G03F7/004G02B5/20C09D7/40G02F1/133514G03F7/00G03F7/0007G03F7/105
Inventor 金子祐士
Owner FUJIFILM CORP