Anticorrosive flame-resistant cable sheath insulating material and preparation method thereof
An insulating material, flame retardant cable technology, applied in the direction of insulated conductors, insulated cables, rubber insulators, etc., can solve the problems of compatibility, low temperature resistance, compression set resistance, reduced thermal aging performance, low tear resistance, and water resistance. It can achieve the effect of low shrinkage, excellent physical properties and good corrosion resistance.
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[0015] Example 1
[0016] An anticorrosive and flame retardant cable sheath insulation material, which is composed of the following parts by weight of raw materials:
[0017] Neoprene CR121105, chlorosulfonated polyethylene rubber CSM230512, semi-reinforcing carbon black N774 15-25, zinc oxide 3, aluminate coupling agent DL-4112, barite powder 35, antioxidant MB 2, double (two Octyloxy pyrophosphate) ethylene titanate 2, polyamide wax micropowder 8, accelerator DM 2, accelerator TMTD 1, high wear-resistant carbon black N33025, adipate propylene glycol polyester 3, hydrated zinc borate 4 , Glass powder 4-6, zinc oxide 0.8, modified bentonite 3, 6, 4,4'-oxobisbenzenesulfonyl hydrazide 6;
[0018] The method for preparing the modified bentonite is as follows: the bentonite is soaked in 15% hydrochloric acid for 4 hours, washed with deionized water, then soaked with 12% sodium hydroxide solution for 4 hours, washed with deionized water until it is neutral, and dried; Put the dried bent...
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