Epoxy coal tar anti-corrosion paint (topcoat) is a two-component thick-coat heavy-duty anti-corrosion topcoat. It uses epoxy resin and coal tar asphalt as the main film-forming substances, and is made with curing agents, corrosion-resistant pigments, fillers and additives. After curing, it forms a dense and tough interpenetrating network coating. It combines the high adhesion of epoxy with the excellent water resistance of asphalt. It is suitable for harsh corrosive environments such as buried and underwater. It is the core topcoat choice for long-term anti-corrosion in underground pipelines,...