Cable insulating layer material with excellent thermal stability and preparation method thereof
A technology for thermal stability and cable insulation, which is applied in the direction of organic insulators, rubber insulators, plastic/resin/wax insulators, etc., can solve the problems that cannot be completed in practical applications, and achieve improved thermal stability and insulation, good plasticity, and raw materials Easy to get effect
Inactive Publication Date: 2019-07-02
ZIBO MINGTONG ENVIRONMENTAL TECH RES & DEV CO LTD
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The invention discloses a cable insulating layer material with excellent thermal stability, which comprises the following raw materials in parts by weight: 30-60 parts of high density polyethylene resin, 15-20 parts of phenolic epoxy resin, 15-20 parts of ethylene propylene rubber, 30-50 parts of styrene-butadiene rubber, 10-30 parts of carbon black, 8-18 parts of talc powder, 3-9 parts of microencapsulated red phosphorus, 4-12 parts of aluminum hydroxide, 15-20 parts of sulfur, 5-12 parts of dibutyl phthalate, 4-12 parts of dioctyl phthalate, 2-6 parts of salicylic acid, 3-8 parts of diethylenetriamine, 5-15 parts of antioxidant and 6-18 parts of heat stabilizer. The invention discloses a cable insulating layer material having excellent thermal stability, a resin and a rubber with good thermal stability and electrical insulation are used as main raw materials and an additive is added to prepare the cable insulating layer material, the thermal stability and the insulation property of the prepared material are greatly improved, the light resistance, the flame retardancy and the oxidation resistance of the prepared material are increased, the plasticity is good, and the cable insulating layer material can be widely used in indoor and outdoor environment. The preparation method provided by the invention is simple, the raw materials are easy to obtain and the cost is low, and the preparation method is worth popularizing.
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