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US 12,730,009 B2Granted
Composite material, bolometer, and composite material forming method
AssigneeNEC Corporation
InventorAkinobu Shibuya
Life of this patent
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Abstract
A composite material includes a film containing oxide particles having a particle size of at least 0.4 μm or more, and carbon nanotubes forming a network on a surface of the oxide particles.
Claims14
A composite material comprising:
- a film containing oxide particles having a particle size of 0.4 μm or more;
- and
- carbon nanotubes forming a network on a surface of the oxide particles, wherein
- the oxide particles contain a pyrophosphate, and a composition of the pyrophosphate is Zn2-xMgxP2O7
- where 0≤x≤2.
2 more elements
A composite material forming method comprising:
- creating a solution containing a silane coupling agent;
- adding powder containing oxide particles to the solution to create a suspension;
- creating a carbon nanotube dispersion liquid;
- creating a liquid containing the carbon nanotube dispersion liquid and the powder;
- and
- dripping the liquid containing the carbon nanotube dispersion liquid and the powder to form a film containing oxide particles having a particle size of 0.4 μm or more, wherein
- the oxide particles contain a pyrophosphate, and
- a composition of the pyrophosphate is Zn2-xMgxP2O7
- where 0≤x≤2.
6 more elements
A composite material forming method comprising:
- forming a porous film containing the oxide particles by dripping a suspension containing oxide particles having a particle size of 0.4 μm or more and drying the suspension;
- and
- impregnating a carbon nanotube dispersion liquid into the porous film, wherein
- the oxide particles contain a pyrophosphate, and
- a composition of the pyrophosphate is Zn2-xMgxP2O7
- where 0≤x≤2.
3 more elements
Dependencies are inferred from the claim text.