Modified cold-stirred and cold-spread room temperature bitumen and preparation method thereof

2013 
The invention discloses modified cold-stirred and cold-spread room temperature bitumen which comprises the following components by weight percentage: 60-80% of bitumen, 5-15% of rubber resin, 2-6% of activated carbon, 3-8% of a diluent, 4-10% of resin, 3-8% of an anti-stripping agent and 2-5% of a curing agent. The preparation method comprises the steps of heating bitumen to 80-100 DEG C, adding resin to bitumen, cooling to 70 DEG C, adding the diluent, stirring, controlling the temperature between 80 DEG and 90 DEG C, adding rubber powder, the anti-stripping agent and the activated carbon, stirring uniformly, finally adding the curing agent and stirring uniformly.
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