Modified recycled asphalt mixture and processing technology thereof
A technology for reclaiming asphalt and mixture, applied in the field of asphalt mixture, can solve problems such as being susceptible to rutting disease and affecting the service life of pavement, and achieve the effect of improving rutting resistance, impact resistance and toughness, and excellent comprehensive performance.
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Embodiment 1
[0048]The application discloses a modified recycled asphalt mixture and its processing technology; a modified recycled asphalt mixture, including the following components: recycled asphalt old material, asphalt new material, coarse aggregate, filler, regeneration agent, hydroxyformaldehyde base polystyrene resin, diallylaminomethoxyacetanilide, guar gum; wherein, the regeneration agent includes the following raw materials in parts by weight: 15 parts of rosin resin; 5 parts of furfural oil; 3 parts of triphenyl phosphite ; 1 part POE-g-MAH; 2 parts allyl butyl ether.
[0049] A processing technology for modified recycled asphalt mixture, comprising the steps of:
[0050] S1. Preparation of regenerant; first, stir triphenyl phosphite, POE-g-MAH and allyl butyl ether at a temperature of 80°C for 30 minutes; stir rosin resin and furfural oil at 80°C for 25 minutes The obtained mixture was continuously added and stirred for 10 minutes to obtain the regenerant;
[0051] S2. Prepa...
Embodiment 2
[0055] The application discloses a modified recycled asphalt mixture and its processing technology; a modified recycled asphalt mixture, including the following components: recycled asphalt old material, asphalt new material, coarse aggregate, filler, regeneration agent, hydroxyformaldehyde base polystyrene resin, diallylaminomethoxyacetanilide, guar gum; wherein, the regeneration agent includes the following raw materials in parts by weight: 20 parts of rosin resin; 6 parts of furfural oil; 4 parts of triphenyl phosphite ; 2 parts POE-g-MAH; 3 parts allyl butyl ether.
[0056] A processing technology for modified recycled asphalt mixture, comprising the steps of:
[0057] S1. Preparation of regenerant; first, stir triphenyl phosphite, POE-g-MAH and allyl butyl ether at a temperature of 90°C for 40 minutes; stir rosin resin and furfural oil at 90°C for 30 minutes The obtained mixture was continuously added and stirred for 15 minutes to obtain the regenerant;
[0058] S2. Pre...
Embodiment 3
[0062] The application discloses a modified recycled asphalt mixture and its processing technology; a modified recycled asphalt mixture, including the following components: recycled asphalt old material, asphalt new material, coarse aggregate, filler, regeneration agent, hydroxyformaldehyde base polystyrene resin, diallylaminomethoxyacetanilide, guar gum; wherein, the regeneration agent includes the following raw materials in parts by weight: 18 parts of rosin resin; 6 parts of furfural oil; 3 parts of triphenyl phosphite ; 2 parts POE-g-MAH; 3 parts allyl butyl ether.
[0063] A processing technology for modified recycled asphalt mixture, comprising the steps of:
[0064] S1. Preparation of regenerant; first, stir triphenyl phosphite, POE-g-MAH and allyl butyl ether at a temperature of 85°C for 35 minutes; stir rosin resin and furfural oil at 85°C for 28 minutes The obtained mixture was continuously added and stirred for 12 minutes to obtain the regenerant;
[0065] S2. Pre...
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