Weather-proof and flame-retardant PVC (polyvinyl chloride)-sheathed cable
A technology of flame retardant polyvinyl chloride and polyvinyl chloride, applied in the direction of insulating cables, cables, circuits, etc. Improve heat resistance, improve brittleness, and improve mechanical properties
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Embodiment 1
[0018] A weather-resistant and flame-retardant polyvinyl chloride sheathed cable proposed by the present invention, the sheath raw material comprises the following components by weight: 50 parts of polyvinyl chloride, 20 parts of chlorinated polyethylene, styrene-butadiene block copolymer 5 parts, 5 parts of hydroxyl-terminated polybutadiene, 5 parts of dodecafluoroheptyl methacrylate, 12 parts of n-octadecyl β-(3,5-di-tert-butyl-4-hydroxyphenyl) propionate 5 parts, 5 parts of methyl methacrylate modified montmorillonite, 15 parts of expandable graphite, 2 parts of zinc borate, 10 parts of nano-hydroxyl zinc stannate, 5 parts of heat stabilizer, 2 parts of butyl stearate, stearin 0.5 parts of cerium dimethacrylate, 5 parts of ethylene glycol dimethacrylate, 3 parts of dioctyl adipate, 10 parts of hexaphenoxycyclotriphosphazene, 5 parts of modified carbon nanotubes, isobutyl triethoxy 2 parts of silane, 1 part of 4,4'-thiobis(6-tert-butyl-3-methylphenol);
[0019] Wherein, the...
Embodiment 2
[0022]A weather-resistant flame-retardant polyvinyl chloride sheathed cable proposed by the present invention, the sheath raw material comprises the following components by weight: 70 parts of polyvinyl chloride, 5 parts of chlorinated polyethylene, styrene-butadiene block copolymer 10 parts, 1 part of hydroxyl-terminated polybutadiene, 12 parts of dodecafluoroheptyl methacrylate, 3 parts of n-octadecyl β-(3,5-di-tert-butyl-4-hydroxyphenyl) propionate 15 parts of modified montmorillonite, 3 parts of expandable graphite, 10 parts of zinc borate, 3 parts of nano-hydroxyl zinc stannate, 10 parts of heat stabilizer, 0.5 parts of butyl stearate, 2 parts of cerium stearate, 1 part of ethylene glycol dimethacrylate, 15 parts of dioctyl adipate, 2 parts of hexaphenoxycyclotriphosphazene, 15 parts of modified carbon nanotubes, 5 parts of isobutyltriethoxysilane, 0.2 parts of 4,4'-thiobis(6-tert-butyl-3-methylphenol);
[0023] Wherein, the modifying agent of described modified montmori...
Embodiment 3
[0026] A weather-resistant and flame-retardant polyvinyl chloride sheathed cable proposed by the present invention, the sheath raw material comprises the following components by weight: 60 parts of polyvinyl chloride, 16 parts of chlorinated polyethylene, styrene-butadiene block copolymer 7.5 parts, 4 parts of hydroxyl-terminated polybutadiene, 10 parts of dodecafluoroheptyl methacrylate, 9 parts of n-octadecyl β-(3,5-di-tert-butyl-4-hydroxyphenyl) propionate 9 parts of modified montmorillonite, 8 parts of expandable graphite, 5 parts of zinc borate, 8.8 parts of nano-hydroxyl zinc stannate, 6 parts of heat stabilizer, 1.7 parts of butyl stearate, 1 part of cerium stearate, 3.6 parts of ethylene glycol dimethacrylate, 8 parts of dioctyl adipate, 8 parts of hexaphenoxycyclotriphosphazene, 7 parts of modified carbon nanotubes, 3.7 parts of isobutyltriethoxysilane, 0.9 parts of 4,4'-thiobis(6-tert-butyl-3-methylphenol);
[0027] Wherein, the modifying agent of the modified montm...
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