A flame-retardant and aging-resistant rubber material
A rubber material and anti-aging technology, applied in the field of technical rubber materials, can solve the problems of flame retardant and anti-aging performance, and achieve the effects of excellent wear resistance, improved flame retardant performance, and improved wear resistance and tear resistance.
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Embodiment 1
[0015] The present invention proposes a flame-retardant and aging-resistant rubber material, whose raw materials include by weight: 40 parts of styrene-butadiene rubber, 36 parts of polyurethane elastomer, 10 parts of chlorinated butyl rubber, 3 parts of vulcanizing agent BPO, 1.2 parts of sulfur, two 4 parts of sodium ethylene carboxylate, 20 parts of calcite powder, 11 parts of diatomaceous earth, 5 parts of aluminum silicate, 15 parts of carbon black N66014, 14 parts of carbon black N3301, 12 parts of magnesium hydroxide, 3 parts of quartz powder, 7 parts of zinc oxide, 2 parts of calcium stearate, 8 parts of barium stearate, 5 parts of diphenyl phosphate, 4 parts of melamine, 1.5 parts of silane coupling agent KH450, of which the Mooney viscosity ML(1+4) of styrene-butadiene rubber is 100°C is 55;
[0016] During the preparation process, the styrene-butadiene rubber, polyurethane elastomer and chlorinated butyl rubber were masticated on the internal mixer for 7 minutes at ...
Embodiment 2
[0018] The present invention proposes a kind of flame retardant antiaging rubber material, and its raw material comprises by weight: 45 parts of styrene-butadiene rubber, 30 parts of polyurethane elastomer, 15 parts of chlorinated butyl rubber, 2 parts of vulcanizing agent BPO, 1.8 parts of sulfur, two 2 parts of sodium ethylene carboxylate, 30 parts of calcite powder, 9 parts of diatomaceous earth, 7 parts of aluminum silicate, 14 parts of carbon black N66015 parts, 15 parts of carbon black N3301, 10 parts of magnesium hydroxide, 5 parts of quartz powder, 5 parts of zinc oxide, 4 parts of calcium stearate, 5 parts of barium stearate, 7 parts of diphenyl phosphate, 2 parts of melamine, 2.5 parts of silane coupling agent KH450;
[0019] In the preparation process, the styrene-butadiene rubber, polyurethane elastomer and chlorinated butyl rubber were masticated on the internal mixer for 7.6 minutes at a speed of 42 rpm. After adding the silane coupling agent KH450 and mixing for ...
Embodiment 3
[0021] A flame-retardant and anti-aging rubber material proposed by the present invention, its raw materials include by weight: 43 parts of styrene-butadiene rubber, 33 parts of polyurethane elastomer, 14 parts of chlorinated butyl rubber, 2.2 parts of vulcanizing agent BPO, and 1.7 parts of sulfur , 2.5 parts of sodium divinyl carboxylate, 26 parts of calcite powder, 9.8 parts of diatomaceous earth, 6.7 parts of aluminum silicate, 14.2 parts of carbon black N660, 14.5 parts of carbon black N330, 10.8 parts of magnesium hydroxide, 4.2 parts of quartz powder , 5.8 parts of zinc oxide, 3.2 parts of calcium stearate, 6 parts of barium stearate, 6.7 parts of diphenyl phosphate, 2.4 parts of melamine, 2.2 parts of silane coupling agent KH450, wherein the Mooney viscosity ML of styrene-butadiene rubber ( 1+4) 100°C is 50;
[0022] In the preparation process, the styrene-butadiene rubber, polyurethane elastomer and chlorinated butyl rubber were masticated on the internal mixer for 7....
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