FR-HF-4
Chemical name: Butylated triphenyl phosphate esters
Specification:
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Appearance: transparent liquid
Phosphorus content: 8.1% min.
Water content: 0.1% max.
Acid number, mg KOH/g: 0.1 max.
Viscosity (25°C): 65-75 cps
Color (APHA): 100 max.
Specific density (25°C): 1.182 ± 0.005
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Packing: net 230 kg drum
Usage: FR-HF-4 is an additive flame retardant used in flexible polyurethane foams, whose superiority is demonstrated in very low scorch, low volatility, excellent hydrolytic stability, low fogging and processing characteristics. Foams containing the product exhibit good compression set and IFD properties.
