Polyurethane (PU), whose full name is polyurethane, is a polymer compound. It was produced by Otto Bayer and others in 1937. Polyurethane has two categories: polyester type and polyether type. They can be made into polyurethane plastic (mainly foam), polyurethane fiber (called spandex in China), ... read more
Concrete admixture is a chemical substance that is mixed in the process of mixing concrete and accounts for less than 5% of the cement mass, which can significantly improve the performance of concrete. The characteristics of concrete admixtures are that they have many varieties and small dosages,... read more
Advertising light box is a common advertisement carrier nowadays. Due to the electric light system, the light box have to comply flame retardant standard. RF-5238 is a kind of flame retardant coating adhesive developed by our company based on advertisement decoration fabric. It is specially use... read more
Phenolic resin, also known as Bakelite, was originally a colorless or yellowish brown transparent substance. It is resistant to weak acids and weak bases. It will decompose in strong acid and corrode in strong alkali. Insoluble in water, soluble in organic solvents such as acetone and alcoh... read more
Styrene-acrylate emulsion is obtained by emulsion copolymerization of styrene and acrylate monomer. Styrene-acrylic emulsion is a system that has been studied more in emulsion polymerization, and it is also one of the top ten non-crosslinked emulsions with important industrial application value... read more