Butyl waterproof tape is a kind of lifetime non-curing self-adhesive waterproof sealing tape made of butyl rubber as the main raw material and other additives. It has strong adhesion to various materials. The force has excellent weather resistance, aging resistance and water repellency, and functions as sealing, shock absorption and protection on the surface of the adherend. The product is completely solvent-free, so it does not shrink and does not emit toxic gases. Because it does not cure for a lifetime, it has excellent follow-up to the thermal expansion and contraction of the surface of the adherend and mechanical deformation. It is an extremely advanced waterproof sealing material.