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Title:
COMPOSITION, FILM, CURED FILM, METHOD FOR PRODUCING SAID CURED FILM, NEAR-INFRARED TRANSMITTING FILTER, SOLID-STATE IMAGING ELEMENT, AND INFRARED SENSOR
Document Type and Number:
WIPO Patent Application WO/2021/075393
Kind Code:
A1
Abstract:
A composition which comprises a colorant, a resin, and a solvent, wherein the resin contains specific repeating units in an amount of 10 mol% or larger and the colorant is contained in an amount of 30 mass% or larger with respect to all the solid components of the composition, the composition having a minimum absorbance value Amin within the wavelength range of 400-640 nm and an absorbance B at a wavelength of 1,500 nm, the Amin/B ratio being 5 or greater; a film obtained from the composition; a cured film obtained by curing the composition and a method for producing the cured film; a near-infrared transmitting filter including the film or the cured film; a solid-state imaging element including the film or the cured film; and an infrared sensor including the film or the cured film.

Inventors:
KAWASHIMA TAKASHI (JP)
MAKINO MASAOMI (JP)
Application Number:
PCT/JP2020/038426
Publication Date:
April 22, 2021
Filing Date:
October 12, 2020
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
FUJIFILM CORP (JP)
International Classes:
C08J5/18; G02B5/22; G03F7/004; G03F7/033; G03F7/038; H01L27/146
Domestic Patent References:
WO2019176975A12019-09-19
WO2018030247A12018-02-15
WO2019130807A12019-07-04
Foreign References:
JP2019031627A2019-02-28
JPH07311461A1995-11-28
Attorney, Agent or Firm:
SIKS & CO. (JP)
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