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Firemaster® 520

Technical Datasheet | Supplied by Lanxess
Firemaster® 520 by Lanxess is a reactive, low viscosity, halogenated flame retardant. It offers greater processing latitude and improved polymer curing in comparison to PHT4-diol. This product exhibits excellent compatibility with a broad range of commercial polyols and blowing agents. Firemaster® 520 shows lower viscosity, higher reactivity profile and drop-in replacement by weight for PHT4-DIOL™ in most applications. It is used in class 1 & 2 rigid polyurethane foam, RIM, elastomers and fibers. The shelf life of this product is 6-12 months.
Product Type
Flame Retardants / Smoke Suppressants
Chemical Composition
Tetrabromophthalic anhydride based diol
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