SBS (styrene-butadiene-styrene)-modified colorless cementing material and preparation method thereof
A binder and modification technology, applied in the field of colorless binder and its preparation, can solve the problems of high cost of decolorization of petroleum asphalt, unfavorable promotion of colored binder, uncontrollable quality of binder, etc., to meet road use performance, production equipment And the effect of simple production process and excellent water damage resistance
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Embodiment 1
[0033] A colorless binder modified by SBS, including 60kg rubber oil, 36kg C5 petroleum resin, 2kg ethylene-vinyl acetate copolymer, 2kg styrene-butadiene-styrene block copolymer, 0.3kg methyl fiber element, prepared according to the following steps:
[0034] Step 1: inject 60kg of rubber oil into the reaction kettle and raise the temperature to 145°C-155°C;
[0035] Step 2: Add 36kg of C5 petroleum resin into the reaction kettle with a screw conveyor, keep the temperature at 145°C-155°C, and stir until the reactants are completely melted;
[0036] Step 3, put 2kg of ethylene-vinyl acetate copolymer into the reaction kettle, stir, and swell for 5-7 hours; mix the components with each other to form a uniform mixture;
[0037] Step 4: Grind 2kg of styrene-butadiene-styrene block copolymer through a colloid mill, put it into the colorless cement obtained in step 3, stir and swell for 50-60 minutes at 145°C-155°C, and the obtained The colorless cementing material is ground and mix...
Embodiment 2
[0040] A colorless binder modified by SBS, including 57kg rubber oil, 35kg C5 petroleum resin, 4kg ethylene-vinyl acetate copolymer, 4kg styrene-butadiene-styrene block copolymer, 0.5kg methyl fiber element, prepared according to the following steps:
[0041] Step 1: Inject 57kg of rubber oil into the reaction kettle and raise the temperature to 145°C-155°C;
[0042] Step 2: Add 35kg of C5 petroleum resin into the reaction kettle with a screw conveyor, keep the temperature at 145°C-155°C, and stir until the reactants are completely melted;
[0043] Step 3, put 4kg of ethylene-vinyl acetate copolymer into the reaction kettle, stir, and swell for 5-7 hours; mix the components with each other to form a uniform mixture;
[0044] Step 4, grind 4 kg of styrene-butadiene-styrene block copolymer through a colloid mill, put it into the colorless cement obtained in step 3, stir and swell for 50-60 minutes at 145°C-155°C, and the obtained The colorless cementing material is ground and ...
Embodiment 3
[0047] A colorless binder modified by SBS, including 43kg rubber oil, 50kg C5 petroleum resin, 7kg ethylene-vinyl acetate copolymer, 2kg styrene-butadiene-styrene block copolymer, 0.3kg methyl cellulose element, prepared according to the following steps:
[0048] Step 1: Inject 43kg of rubber oil into the reaction kettle and raise the temperature to 145°C-155°C;
[0049] Step 2: Add 50kg of C5 petroleum resin into the reaction kettle with a screw conveyor, keep the temperature at 145°C-155°C, and stir until the reactants are completely melted;
[0050] Step 3, put 7kg of ethylene-vinyl acetate copolymer into the reaction kettle according to the weight ratio, stir, and swell for 5-7 hours; mix the components with each other to form a uniform mixture;
[0051] Step 4: Grind 2kg of styrene-butadiene-styrene block copolymer through a colloid mill, put it into the colorless cement obtained in step 3, stir and swell for 50-60 minutes at 145°C-155°C, and the obtained The colorless ...
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