Modified biological asphalt material, biological asphalt mixture, preparation method thereof and applications

The invention provides a modified biological asphalt material, a biological asphalt mixture, a preparation method thereof and applications. The modified biological asphalt material is prepared by a mixture of a biological asphalt compound, a modifying agent, a compatilizer and a stabilizing agent. The preparation method is simple and easy to practice, the pollution is low in a production process, and raw materials are simple and easy to obtain. The obtained modified biological asphalt material can be directly used as road asphalt for mixture production. The biological asphalt mixture and the preparation method thereof are provided, and the obtained biological asphalt mixture can be used for paving roads.