Zinc borate General type

Zinc borate. It is an inorganic addition flame retardant. It has better flame retarding effect and can replace antimonous oxide with good heat stability. It not only stops burning but also vanishes smoking and is used with other inorganic flame retardant. It appears as a white powder with the molecular weight of 435.4. It is used in epoxy resin, unsaturated polyester, polyurethane, etc. as well as in rubber, plastic, cable, wood, etc.