Modified asphalt sealing material is based on asphalt, modified with the appropriate amount of synthetic polymers, add fillers and coloring agents, after a specific production process from the paste sealing material.

It is mainly used for general construction of seams, holes, pipe openings and other parts of the waterproof seepage resistance and waterproofing layer to deal with the end. The main varieties of modified bitumen sealing materials are butyl rubber modified asphalt sealing paste, modified asphalt sealing paste, recycled rubber modified asphalt grease, plastic grease and PVC mastic.