Carbon/carbon composite material based on short carbon fibers and preparation method thereof

• Main Authors: LI XIAOLONG, TAN JUNWEN, LI HAIBO, GAN JINGJING
• Format: Patent
• Language: Chinese; English
• Published: 29.08.2023
• Subjects: ARTIFICIAL STONE; CEMENTS; CERAMICS; CHEMISTRY; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS; CONCRETE; LIME, MAGNESIA; METALLURGY; REFRACTORIES; SLAG; TREATMENT OF NATURAL STONE

The invention relates to the technical field of carbon materials, in particular to a carbon/carbon composite material based on short carbon fibers and a preparation method thereof.The preparation method comprises the steps that carded and dispersed short carbon fibers and carbon material powder are provided; the preparation method comprises the following steps: dispersing chopped carbon fibers, carbon material powder and an additive in water to form a fiber composite dispersion liquid; a preset groove-shaped container with suction filtration holes and a filter screen formed in the bottom is provided, the fiber composite dispersion liquid is poured into an inner cavity of the preset groove-shaped container, suction filtration is conducted through the suction filtration holes, and a net-shaped fiber layer is formed in the preset groove-shaped container; a mixed resin solution is applied to the net-shaped fiber layer, suction filtration is carried out, so that the net-shaped fiber layer is immersed in the mixed