Abstract: Introduces the classification of flame retardants and their flame-retardant mechanism, the interaction between various flame retardants, the miscibility characteristics of flame retardants and polymers,

Construction tools: self-propelled hot-melt welding machine, welding torch, impact drill

1. The scope of application of polyurethane waterproof coating construction technology, polyurethane waterproof coating is resistant to aging, corrosion, heat resistance, cold resistance, high elongation strength, good elasticity, acid and alkali resistance, strong adhesion, high cohesion, It has strong adhesion and cohesion to commercial concrete, wood, metal, ceramics, and other surfaces.

This product is strictly forbidden to swallow. Gloves, goggles, filter masks, protective clothing, and masks should be worn during construction to avoid contact with the eyes and skin. This product should be kept out of reach of children. If it touches the skin, wipe it off with a clean cloth, scrub it with methyl ethyl ketone, and then rinse it with water; if it comes into contact with the eyes, wipe it off immediately, rinse it with plenty of water, and send it to the hospital for treatment. It is strictly forbidden to dispose of paint in sewers, rivers, and other places

1. Technological process: clean the base layer → apply primer oil → additional layer → lay the coiled material → detail treatment → heat-melt edge sealing → protective layer.