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US 12,435,223 B2Granted
Dark powder dispersion liquid, dark powder dispersion body and colored layer-attached base material
AssigneeSumitomo Metal Mining Co., Ltd.
InventorsTakafumi Ito, Keiichi Sato, Mika Okada
Life of this patent
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Abstract
A dark powder dispersion liquid including a dark pigment, composite tungsten oxide particles and a solid medium, wherein a mass ratio of the dark pigment to the composite tungsten oxide particles (mass of dark-colored pigment/mass of composite tungsten oxide fine particles) is 0.01 or more and 5 or less.
Claims12
A dark powder dispersion liquid, comprising:
- a dark pigment, wherein the dark pigment is one or more kinds selected from the group consisting of Cu—Fe—Mn composite oxide pigment, Cu—Cr composite oxide pigment, Cu—Fe—Mn composite oxide pigment, Cu—Fe—Mn—Ni composite oxide pigment, Cu—Cr—Fe composite oxide pigment, Fe—Cr composite oxide pigment, Co—Cr—Fe composite oxide pigment, titanium black, titanium nitride, titanium oxynitride, dark azo pigment, perylene black pigment, and aniline black pigment;
- composite tungsten oxide particles;
- and a solvent,
- wherein a mass ratio of the dark pigment to the composite tungsten oxide particles (mass of dark pigment/mass of composite tungsten oxide fine particles) is 0.01 or more and 5 or less.
1 more element
A dark powder dispersion body, comprising:
- a dark pigment, wherein the dark pigment is one or more kinds selected from the group consisting of Cu—Fe—Mn composite oxide pigment, Cu—Cr composite oxide pigment, Cu—Fe—Mn composite oxide pigment, Cu—Fe—Mn—Ni composite oxide pigment, Cu—Cr—Fe composite oxide pigment, Fe—Cr composite oxide pigment, Co—Cr—Fe composite oxide pigment, titanium black, titanium nitride, titanium oxynitride, dark azo pigment, perylene black pigment, and aniline black pigment;
- composite tungsten oxide particles;
- and
- a solid medium,
- wherein a mass ratio of the dark pigment to the composite tungsten oxide particles (mass of dark pigment/mass of composite tungsten oxide fine particles) is 0.01 or more and 5 or less.
2 more elements
Dependencies are inferred from the claim text.