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US 11,043,528 B2Granted
Composition, formed body, laminate, far infrared ray transmitting filter, solid-state imaging element, infrared camera, and infrared sensor
AssigneeFUJIFILM Corporation
InventorsHirotaka Takishita, Yoichi Hosoya, Tokuju Oikawa, Hidenori Takahashi
Life of this patent
Estimating the term…
Abstract
A composition includes a metal particle and a resin and has a wavelength band A having a wavelength band width of 1 μm or more in a wavelength range of 1 to 14 μm and a wavelength band B having a lower absorbance than the wavelength band A and having a wavelength band width of 1 μm or more, and a ratio Amin/Bmax between a minimum value Amin of an absorbance of the wavelength band A and a maximum value Bmax of an absorbance of the wavelength band B is 3 or more.
Claims21
A composition comprising:
- a metal particle;
- and
- a resin,
- wherein the metal particle includes at least one of Rh2O3 particles, Ag2S particles, FeSi2 particles, CoO particles, Mg2Si particles, MnSi particles, MnO2 particles, BaSi2 particles, V2O3 particles, PbS particles, Ag2Te particles, Ti2O3 particles, SrZrO3 particles, BaZrO3 particles, Ta2O5 particles, WO3 particles, CrF3 particles, BiF3 particles, Li2ZrO3 particles, CaZrO3 particles, CuTiO3 particles, ZnTiO3 particles, Ce(TiO3)2 particles, Bi(TiO3)3 particles, CaTiO3 particles, BaTiO3 particles, particles including a mixed crystal of Ag2S and Ag2Te, particles including a mixed crystal of CoO and MnO2, particles including a mixed crystal of Ti2O3 and V2O3, or particles including a mixed crystal of Mg2Si and BaSi2, and
- wherein the composition, in a wavelength range of 1 to 14 μm, has a wavelength band A having a wavelength band width of 1 μm or more, and a wavelength band B having a lower absorbance than the wavelength band A and having a wavelength band width of 1 μm or more, and
- a ratio Amin/Bmax between a minimum value Amin of an absorbance of the wavelength band A and a maximum value Bmax of an absorbance of the wavelength band B is 3 or more.
3 more elements
A composition comprising:
- a metal particle;
- and
- a resin,
- wherein the composition, in a wavelength range of 1 to 14 μm, has a wavelength band A having a wavelength band width of 1μm or more, and a wavelength band B having a lower absorbance than the wavelength band A and having a wavelength band width of 1 μm or more,
- a ratio Amin/Bmax between a minimum value Amin of an absorbance of the wavelength band A and a maximum value Bmax of an absorbance of the wavelength band B is 3 or more, and
- the wavelength band B is on a shorter wavelength side than the wavelength band A.
3 more elements
Dependencies are inferred from the claim text.