Reactive type modified asphalt and production method therefor
A modified asphalt, reactive technology, used in textiles and papermaking, building components, building insulation materials, etc., can solve the problems of high price, slow decomposition, and the product price is not close to the people, and achieves long service life, easy construction, and elimination of The effect of fire hazards
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Embodiment 1
[0015] Add 40 parts of No. 70 petroleum asphalt into the reaction kettle, add 8 parts of SBS rubber modifier, raise the temperature to 110-115°C, stir for 30 minutes, then raise the temperature to 180-185°C, continue stirring for 1 hour, add 0.5 parts of aluminum zirconium acid Ester waterproof bridging agent, stir for 30 minutes, cool down to 120-130°C to get reactive modified asphalt, apply it on non-woven fabric to make waterproof membrane.
Embodiment 2
[0017] Add 60 parts of No. 90 petroleum asphalt into the reaction kettle, add 12 parts of SBR rubber modifier, raise the temperature to 115-120°C, stir for 30min, then raise the temperature to 185-190°C, continue stirring for 1.5h, add 2 parts of chlorinated Trioctyltin, stirred for 30 minutes, cooled to 120-130°C to obtain reactive modified asphalt, which was applied on non-woven fabric to make waterproof membrane.
Embodiment 3
[0019] Add 66 parts of No. 90 petroleum asphalt into the reaction kettle, add 4 parts of SBS rubber modifier and 12 parts of SBR rubber modifier, raise the temperature to 115-120°C, stir for 30min, then raise the temperature to 185-190°C, and continue the stirring reaction After 1.5 hours, add 3 parts of di-n-butyl ethyl phosphate, stir for 30 minutes, and cool down to 120-130°C to obtain reactive modified asphalt, which can be applied to non-woven fabrics to make waterproof membranes.
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