Wave-absorbing LED-lamp nylon heat-conduction composite and preparing method thereof
A heat-conducting composite material and LED lamp technology, applied in the field of nylon heat-conducting material and its preparation, can solve the problems of poor processing performance, material tensile performance, poor bending performance and high hardness, and achieve the advantages of reducing electromagnetic radiation and increasing heat dissipation performance. Effect
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[0019] The nylon thermally conductive composite material for the wave-absorbing LED lamp of this embodiment is made of the following raw materials by weight: 6200 parts of nylon, 15 parts of manganese-zinc ferrite, 15 parts of silicon carbide, glass Fiber 8 parts, carbon fiber 15 parts, acetone 60 parts, 60% nitric acid 100 parts, silane coupling agent A-171 4 parts, 3% acetic acid aqueous solution 80 parts, 1,6-hexamethylene diisocyanate 15 parts, (meth)acrylic acid 20 parts of hydroxyethyl, 0.4 parts of catalyst, 2 parts of polymerization inhibitor, 170 parts of tetrahydrofuran, 100 parts of toluene, an appropriate amount of deionized water.
[0020] The nylon thermally conductive composite material for the wave-absorbing LED lamp of this embodiment, the thermally conductive composite material is prepared by the following steps:
[0021] (1) Surface modification of glass fiber and carbon fiber
[0022] Soak glass fiber and carbon fiber in acetone solution for 12h, filter, wash wit...
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