Zwitter-ion and nonionic composite asphalt warm-mixing agent and preparation method thereof
A zwitterionic and non-ionic technology, which is applied in building insulation materials, building components, climate change adaptation, etc., can solve the problems of too stringent time requirements, lack of basis for viscosity reduction and foaming effects, and difficulty in accurate control. Achieve the effects of low production cost, lower critical micelle concentration, and lower surface tension
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Embodiment 1
[0037] The mass percentage of raw materials of zwitterionic-nonionic composite asphalt warm mix agent is:
[0038] Cocamidopropyl betaine: 18.5wt%;
[0039] Polyvinyl alcohol: 0.6wt%;
[0040] Fatty alcohol polyoxyethylene ether: 11.5wt%;
[0041] Oxalic acid: 0.3 wt%;
[0042] Water: 69.1 wt%.
[0043] Add water to the container according to the proportion, control the temperature at 42°C, add polyvinyl alcohol, stir at constant temperature for 40 minutes, heat up to 70°C, then add fatty alcohol polyoxyethylene ether and cocamidopropyl betaine according to the proportion, Stir separately for 30 minutes, add oxalic acid, and stir evenly to obtain zwitterionic-nonionic composite asphalt warm mix agent.
Embodiment 2
[0045] The mass percentage of raw materials of zwitterionic-nonionic composite asphalt warm mix agent is:
[0046] Cocamidopropyl Hydroxysultaine: 0.7wt%;
[0047] Polyacrylate: 17wt%;
[0048] Alkanolamide polyoxyethylene ether: 0.4wt%;
[0049] Formic acid: 1.2 wt%;
[0050] Water: 80.7 wt%.
[0051] Add water to the container according to the ratio, control the temperature at 52°C, add polyacrylate, stir at constant temperature for 35 minutes, heat up to 65°C, and then add alkanolamide polyoxyethylene ether and cocamidopropyl sulfone according to the ratio Add base betaine, stir separately for 40 minutes, add formic acid, stir evenly, and obtain zwitterionic-nonionic composite asphalt warm mix agent.
Embodiment 3
[0053] The mass percentage of raw materials of zwitterionic-nonionic composite asphalt warm mix agent is:
[0054] Lauryl amidopropyl amine oxide: 10.6wt%;
[0055] Water-soluble phenolic resin: 9.5wt%;
[0056] Coconut fatty acid diethanolamide: 7.2wt%;
[0057] Boric acid: 2.6 wt%;
[0058] Water: 70.1 wt%.
[0059] Add water to the container according to the proportion, control the temperature at 58°C, add water-soluble phenolic resin, stir at constant temperature for 50 minutes, heat up to 75°C, then add coconut oil fatty acid diethanolamide and lauramide propylamine oxide according to the proportion, Stir separately for 50 minutes, add boric acid, and stir evenly to obtain zwitterionic-nonionic composite asphalt warm mix agent.
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