Architectural high-insulativity low-smoke halogen-free flame-retardant cable material and preparation method thereof
A flame retardant cable material, high insulation technology, used in the manufacture of fire retardant filament, insulators, organic insulators, etc., can solve the problems of aging, easy thermal deformation, breakage, etc. Extrusion processing, the effect of improving the bonding force
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[0015] A high-insulating, low-smoke, halogen-free and flame-retardant cable material for construction, which is made of the following parts by weight (kg) of raw materials: hollow glass beads 1, silane coupling agent kh-550 1.3, molybdenum disulfide 0.7, hydroxide Magnesium 23, aluminum hydroxide 23, polyacrylonitrile 9.5, polylactic acid 6.5, polyethylene oxide 3.5, appropriate amount of dimethylformamide, volume ratio of dimethylformamide / dichloromethane 1:1, appropriate amount of complex solvent, methyl An appropriate amount of methyl acrylate, an appropriate amount of isopropyl thioxanthone, cross-linked polyethylene 55, metallocene polyethylene 4.5.
[0016] The method for producing high-insulation low-smoke halogen-free flame-retardant cable material for construction is characterized in that:
[0017] (1) Dissolve polyacrylonitrile in dimethylformamide to make an 11wt% solution, and dissolve polylactic acid in a dimethylformamide / dichloromethane volume ratio 1:1 composite sol...
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