Corrosion-resistant high-temperature-resistant cable material
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Embodiment 1
[0016] A corrosion-resistant and high-temperature-resistant cable material, the raw materials of which include by weight: 15 parts of hydrogenated nitrile rubber, 70 parts of EPDM rubber, 30 parts of modified polyurethane, 30 parts of carbon black, 30 parts of kaolin, epoxy acetyl flax 5 parts of methyl oleate, 50 parts of flame retardant, 1 part of γ-aminopropyltriethoxysilane, 1.3 parts of dicumyl peroxide, 0.2 parts of zinc stearate, 0.3 parts of accelerator CZ, Ca / 5 parts of Zn composite stabilizer, 3 parts of polyethylene wax;
[0017] Among them, in the preparation process of the modified polyurethane, in a nitrogen atmosphere, add isophorone diisocyanate and polyethylene glycol 2000 into acetone and mix evenly, heat up, keep stirring, add dibutyltin dilaurate, dimethylol Propionic acid is mixed evenly, heated up, and kept stirring to obtain a mixed solution; add tridecafluoro-1-octanol to the mixed solution, continue to keep warm and stir, adjust the temperature, and a...
Embodiment 2
[0019] A corrosion-resistant and high-temperature-resistant cable material, the raw materials of which include by weight: 10 parts of hydrogenated nitrile rubber, 80 parts of EPDM rubber, 20 parts of modified polyurethane, 40 parts of carbon black, 20 parts of kaolin, epoxy acetyl flax 6 parts of methyl oleate, 40 parts of flame retardant, 1.5 parts of γ-aminopropyltriethoxysilane, 1 part of dicumyl peroxide, 0.3 parts of zinc stearate, 0.2 parts of accelerator CZ, Ca / 6 parts of Zn composite stabilizer, 2 parts of polyethylene wax;
[0020] Among them, in the preparation process of the modified polyurethane, in a nitrogen atmosphere, add isophorone diisocyanate and polyethylene glycol 2000 into acetone and mix evenly, heat up to 65 ° C, keep stirring for 1 hour, add dibutyltin dilaurate , dimethylol propionic acid and mix evenly, heat up to 80°C, heat and stir for 4 hours to obtain a mixed solution, in which, isophorone diisocyanate, dry polyethylene glycol 2000, dry acetone,...
Embodiment 3
[0022] A corrosion-resistant and high-temperature-resistant cable material, the raw materials of which include by weight: 20 parts of hydrogenated nitrile rubber, 60 parts of EPDM rubber, 40 parts of modified polyurethane, 20 parts of carbon black, 40 parts of kaolin, epoxy acetyl flax 4 parts of methyl oleate, 60 parts of flame retardant, 0.5 parts of γ-aminopropyltriethoxysilane, 1.5 parts of dicumyl peroxide, 0.1 part of zinc stearate, 0.4 parts of accelerator CZ, Ca / 4 parts of Zn composite stabilizer, 4 parts of polyethylene wax;
[0023] Among them, in the preparation process of the modified polyurethane, in a nitrogen atmosphere, add isophorone diisocyanate and polyethylene glycol 2000 into acetone and mix evenly, raise the temperature to 55 ° C, keep stirring for 2 hours, add dibutyltin dilaurate , dimethylol propionic acid and mix evenly, heat up to 70°C, heat and stir for 5 hours to obtain a mixed solution, in which, isophorone diisocyanate, dry polyethylene glycol 2...
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