Modified asphalt with high viscosity and high elasticity
A technology of modified asphalt and high elasticity, which is applied in building components, building insulation materials, buildings, etc. It can solve the problems of reduced road durability, low structural strength, and easy cracking, so as to improve service life and high structural stability , the effect of not easy to crack
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Embodiment 1
[0042] A modified asphalt with high viscosity and high elasticity, comprising the following components in parts by mass:
[0043] 100 parts of asphalt; 10 parts of styrene-butadiene rubber; 20 parts of volcanic fiber; 0.5 parts of crosslinking agent; 5 parts of oil.
[0044] In this embodiment, the cross-linking agent can be a common cross-linking agent in the field, specifically a peroxide cross-linking agent.
[0045] In this embodiment, the length of the volcanic fiber is cut to 5mm-10mm.
[0046] In this embodiment, the asphalt that is commonly used in the field can be used as the asphalt, specifically No. 70 base asphalt.
[0047] In this embodiment, the oil used in the art is generally used, specifically rubber oil.
[0048] In this embodiment, the styrene-butadiene rubber can be styrene-butadiene rubber commonly used in the field, specifically SBR1502.
[0049] The preparation method of modified asphalt is as follows:
[0050] (1) Put styrene-butadiene rubber into t...
Embodiment 2
[0054] The difference with embodiment 1 is:
[0055] A modified asphalt with high viscosity and high elasticity, comprising the following components in parts by mass:
[0056] 100 parts of asphalt; 12 parts of styrene-butadiene rubber; 25 parts of volcanic fiber; 0.8 parts of crosslinking agent; 7 parts of oil.
Embodiment 3
[0058] The difference with embodiment 1 is:
[0059] A modified asphalt with high viscosity and high elasticity, comprising the following components in parts by mass:
[0060] 100 parts of asphalt; 15 parts of styrene-butadiene rubber; 30 parts of volcanic fiber; 1.5 parts of crosslinking agent; 10 parts of oil.
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