ICL Fyrol HF-4 is a proprietary halogen-free flame retardant,  Fyrol HF-4 is suitable for use in flexible polyurethane foam,  including in construction applications.  Fyrol HF-4 allows for excellent processing, low viscosity and low scorch.

 

ICL Fyrol HF-4 Physical Properties

Specific Gravity 1.18
Phosphorous Content 8.5%
Chlorine Content
Viscosity 70 cps
TGA Weight Loss 2% @ 215C | 5% @ 235C | 10% @ 250C

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