Title:
COMPOSITION FOR FORMING COLORED LAYERS, OPTICAL FILM, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/218932
Kind Code:
A1
Abstract:
A composition for forming colored layers which comprises a colorant (A), an actinic-ray-curable resin (B), a photopolymerization initiator (C), a solvent (D), and additives (E). The colorant (A) includes at least one colorant selected from among first, second, and third coloring materials. The first coloring material has a maximal-absorption wavelength in the range of 470-530 nm and an absorption-spectrum half-value width of 15-45 nm. The second coloring material has a maximal-absorption wavelength in the range of 560-620 nm and an absorption-spectrum half-value width of 15-55 nm. The third coloring material, in the wavelength range of 380-780 nm, has a lowest-transmittance wavelength in the range of 650-780 nm. The additives (E) comprise a compound A and a sulfur-compound antioxidant, wherein the content of the compound A is 0.01-2, when the content of the sulfur-compound antioxidant is taken as 1.
Inventors:
FUTAMATA KAI (JP)
ISHIMARU YOSHIKO (JP)
ISHIKAWA SHINYA (JP)
ISHIMARU YOSHIKO (JP)
ISHIKAWA SHINYA (JP)
Application Number:
PCT/JP2023/016150
Publication Date:
November 16, 2023
Filing Date:
April 24, 2023
Export Citation:
Assignee:
TOPPAN INC (JP)
International Classes:
G02B5/22; B32B27/18; C08F2/44; C08F20/34; C08F265/04; C08L51/06; C09B57/10; C09B67/20; C09B67/22; C09D4/00; C09D5/33; C09D7/41; C09D7/48; C09D7/63; C09D133/14; G02B1/111; G02B1/16; G02B1/18; G02B5/02; G09F9/00
Domestic Patent References:
| WO2021162115A1 | 2021-08-19 | |||
| WO2021066082A1 | 2021-04-08 |
Foreign References:
| JP2016177220A | 2016-10-06 | |||
| JP2016001302A | 2016-01-07 | |||
| JP2007262327A | 2007-10-11 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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