Composite material for shielding electromagnetic radiation
A composite material and electromagnetic radiation technology, which is applied in the field of composite materials shielding electromagnetic radiation, can solve the problems of causing death, death, damage to biological structures and nervous systems, etc., to reduce impedance differences, increase propagation paths, and improve shielding effectiveness Effect
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Embodiment 1
[0028] A composite material for shielding electromagnetic radiation, the raw materials for making the composite material are:
[0029] The raw materials and parts by mass for making the composite material are 45 parts of silicon carbide fiber, 35 parts of thermoplastic acrylic resin, 28 parts of ferrocene organic magnet, 25 parts of N-phenyl-β-naphthylamine, zinc stearate 20 parts, 18 parts of polyvinyl chloride, 15 parts of conductive filler, 5 parts of coupling agent, 10 parts of filler, 8 parts of stabilizer and 5 parts of other additives.
[0030] The preparation technology of making described composite material comprises the following steps:
[0031] (1) Mix silicon carbide fiber, ferrocene organic magnet, N-phenyl-β-naphthylamine and zinc stearate, and stir with a magnetic stirrer for 20-40 minutes;
[0032] (2) Add conductive filler and coupling agent to the mixture in step (1), and continue stirring for 40-60 minutes;
[0033] (3) Heat thermoplastic acrylic resin and...
Embodiment 2
[0043] The raw materials and parts by mass of the composite material are 48 parts of silicon carbide fiber, 39 parts of thermoplastic acrylic resin, 32 parts of ferrocene organic magnet, 29 parts of N-phenyl-β-naphthylamine, zinc stearate 25 parts, 22 parts of polyvinyl chloride, 19 parts of conductive filler, 6.5 parts of coupling agent, 12 parts of filler, 10 parts of stabilizer and 7 parts of other additives.
[0044] The preparation process steps of this embodiment are as in embodiment 1.
Embodiment 3
[0046] The raw materials and mass parts of the composite material are 52 parts of silicon carbide fiber, 42 parts of thermoplastic acrylic resin, 36 parts of ferrocene organic magnet, 33 parts of N-phenyl-β-naphthylamine, zinc stearate 29 parts, 26 parts of polyvinyl chloride, 22 parts of conductive filler, 8 parts of coupling agent, 14 parts of filler, 12 parts of stabilizer and 10 parts of other additives.
[0047] The preparation process steps of this embodiment are as in embodiment 1.
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