Self-adhesive flame retardant butyl rubber damping material and preparation method thereof
A technology of butyl rubber and damping materials, which is applied in the field of flame-retardant damping materials, can solve the problems of difficult to satisfy the damping properties of damping rubber, unfavorable damping properties of damping materials and self-adhesive properties at the same time, achieve good industrial application prospects, and improve short-term combustion performance , The effect of low material flame retardancy
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[0046] Example 1
[0047] (1) Weigh the organic phosphorus-nitrogen flame retardant according to the ratio of 1:8, and dry the hydroxide inorganic flame retardant at 80°C for 6 hours and then add it to the high-mixer to mix at the bottom to obtain a uniform compound flame retardant;
[0048] (2) Weigh polyisobutylene with a number average molecular weight of 800, polyisobutylene with a number average molecular weight of 2600, and polyisobutylene with a number average molecular weight of 20,000 according to 1:2:1 to prepare damping and bonding aids;
[0049] (3) Weigh C5 petroleum resin according to a ratio of 1:1, and mix the terpene resin uniformly to obtain a tackifying resin;
[0050] (4) Kneading 100 parts of butyl rubber on a kneader at 100°C for 5 minutes, adding 100 parts of damping and bonding aids, 50 parts of tackifying resin, 150 parts of compound flame retardant and 50 parts of mica, kneading for 10 minutes, Add 100 parts of mica, 50 parts of calcium carbonate and knead fo...
Example Embodiment
[0053] Example 2
[0054] (1) Weigh the organic phosphorus-nitrogen flame retardant in a ratio of 1:6, and dry the hydroxide inorganic flame retardant at 80°C for 6 hours and then add it to the high-mixer to mix in the middle and lower to obtain a uniform compound flame retardant;
[0055] (2) Weigh polyisobutylene with a number average molecular weight of 800, polyisobutylene with a number average molecular weight of 2600, and polyisobutylene with a number average molecular weight of 20,000 according to 1:2:1 to prepare damping and bonding aids;
[0056] (3) Weigh C5 petroleum resin according to a ratio of 1:1, and mix the terpene resin uniformly to obtain a tackifying resin;
[0057] (4) Kneading 100 parts of butyl rubber on a kneader at 100°C for 5 minutes, adding 100 parts of damping and bonding aids, 50 parts of tackifying resin, 150 parts of compound flame retardant and 50 parts of mica, kneading for 10 minutes, Add 100 parts of mica, 50 parts of calcium carbonate and knead for ...
Example Embodiment
[0060] Example 3
[0061] (1) Weigh the organic phosphorus-nitrogen flame retardant according to the ratio of 1:8, and dry the hydroxide inorganic flame retardant at 80°C for 6 hours and then add it to the high-mixer to mix at the bottom to obtain a uniform compound flame retardant;
[0062] (2) Weigh polyisobutylene with a number average molecular weight of 800, polyisobutylene with a number average molecular weight of 2600, and polyisobutylene with a number average molecular weight of 20,000 according to 2:1:1 to prepare damping and bonding aids;
[0063] (3) Weigh C5 petroleum resin according to a ratio of 1:1, and mix the terpene resin uniformly to obtain a tackifying resin;
[0064] (4) Knead 100 parts of butyl rubber on a kneader at 100°C for 5 minutes, add 100 parts of damping and bonding additives, 50 parts of tackifying resin, 150 parts of compound flame retardant and 50 parts of mica and knead for 10 minutes. Add 100 parts of mica, 50 parts of calcium carbonate and knead for...
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