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US 12,649,833 B2Granted
Carbon fiber composite material
AssigneeShin-Etsu Chemical Co., Ltd.
InventorsToshio Shiobara, Ryo Tanaka
Life of this patent
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Abstract
Provided is a carbon fiber composite material having an electromagnetic wave shielding property and an excellent impact resistance. The carbon fiber composite material has one or more carbon fiber layers and one or more carbon nanotube unwoven cloth layers, wherein at least one of the carbon fiber and carbon nanotube unwoven cloth layers in the carbon fiber composite material is impregnated with a heat-curable resin or has a heat-curable resin film laminated thereon.
Claims13
A carbon fiber composite material comprising
- one or more carbon fiber layers and one or more carbon nanotube unwoven cloth layers,
- wherein at least one of the carbon fiber and carbon nanotube unwoven cloth layers in the carbon fiber composite material is impregnated with a heat-curable resin or has a heat-curable resin film laminated thereon, and
- wherein an electromagnetic wave shielding effect (SE) value of the carbon fiber composite material at 80 GHz is 83 to 150 dB.
Dependencies are inferred from the claim text.