Warm mix polymer modified asphalt mixture and preparation method thereof
A technology for modifying asphalt and polymers, applied in the direction of climate change adaptation, etc., can solve the problems of poor thermal stability and anti-aging performance of asphalt, environmental pollution, etc., and achieve improved anti-aging performance, shortened reaction time, and stable performance Effect
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[0062] Example 1
[0063] (1) Preparation of warm mixing agent
[0064] Using Ni metal as a catalyst, the CO obtained after coal gasification is combined with H 2 The synthesis reaction is carried out to obtain mixed alkanes with 90% carbon number of alkanes.
[0065] ① Weigh 1000g of the above mixed alkanes, about 1.2mol, put it in a closed container, heat to 480℃, add 3g of catalyst anhydrous CuCl 2 , Keep this temperature and introduce 0.89 mol of chlorine, and blow in nitrogen to keep the pressure of the reaction vessel at 3MPa, and react for 30min to obtain the intermediate;
[0066] ②Weigh 7000g of the minus four-line extraction oil with 70% aromatic content, and add 441g of complex [Cu(NH 3 ) 4 ]SO 4 And 44.1g of catalyst Cu, packed in another airtight container and heated to 350°C, reacted at this temperature for 180min at a constant temperature to obtain the aromatic complex component;
[0067] ③Introduce the aromatic complex component into the above intermediate, keep the temp...
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[0073] Example 2
[0074] (1) Preparation of warm mixing agent
[0075] Using Co metal as a catalyst, the CO obtained after coal gasification is combined with H 2 The synthesis reaction is carried out to obtain mixed alkanes with 90% carbon number of alkanes from 30 to 130.
[0076] ① Weigh 3500g of the above mixed alkanes, about 4.5mol, place them in a closed container, heat to 400℃, add 31.5g of catalyst anhydrous MnCl 2 , Keep this temperature and introduce 1.16mol of chlorine, and pass nitrogen into the reaction vessel to keep the pressure of the reaction vessel at 5MPa, and react for 60min to obtain the intermediate;
[0077] ②Weigh 1000g of FCC oil slurry with 63% aromatic content, and add 19g of complex K to it 4 [Fe(CN) 6 ] And 1.9g of catalyst Fe, placed in another airtight container and heated to 270°C, reacted at this temperature for 120 minutes at a constant temperature, to obtain aromatic complex components;
[0078] ③Introduce the aromatic complex component into the above ...
Example Embodiment
[0084] Example 3
[0085] (1) Preparation of warm mixing agent
[0086] Using Fe metal as a catalyst, the CO obtained after coal gasification, and H 2 The synthesis reaction is carried out to obtain mixed alkanes in which 90% of carbon number is 70-90 alkanes.
[0087] ① Weigh 1000g of the above mixed alkanes, about 0.8mol, put it in a closed container, heat it to 440℃, add 6g catalyst anhydrous NiCl 2 , At this temperature, 0.31 mol of fluorine is introduced, and nitrogen is introduced to keep the pressure of the reaction vessel at 4 MPa, and react for 45 minutes to obtain the intermediate;
[0088] ②Weigh 3500g of refined phenolic extracted oil with 78% aromatic content, and add 164g of complex [Ni(CO) 4 ] And 16.4g of catalyst Ni, packed in another airtight container and heated to 310°C, reacted at this temperature for 160min at a constant temperature to obtain the aromatic hydrocarbon complex component;
[0089] ③Introduce the aromatic complex component into the above intermediate, ...
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