Fyrol® HF-10 is a halogen-free phosphorus ester flame retardant designed for flexible polyurethane foam. It meets Cal TB 117, MVSS-302, and BS5852 flammability standards, offering low discoloration and easy processing due to its low viscosity. It is particularly suitable for automotive applications requiring low fogging and low VOC emissions.

Functions: Flame Retardant

Chemical Family: Phosphorous-based Compounds

End Uses: Polyurethane Foams

Features: Low Discoloration, Low Fogging, Low Viscosity

Enhanced TDS

Identification & Functionality

Features & Benefits

Labeling Claims
Industrial Additives Features

Applications & Uses

Markets
Applications
Industrial Additives End Use
General & Use

Fyrol® HF-10 is a halogen-free phosphorus ester flame retardant. It is highly effective in producing flame retardant flexible polyurethane foam meeting Cal TB 117, MVSS-302 and BS5852 criteria while delivering low discoloration and ease of processing due to its low viscosity. Additionally, Fyrol® HF-10 offers an ideal FR solution for automotive applications where low fogging and low VOC are essential.

Properties

Physical Form
Appearance
CTL
Typical Properties
ValueUnitsTest Method / Conditions
Water Contentmax. 0.1wt%-
Acid Numbermax. 1--
Specific Gravity (at 25°C)1.3--
Density1300kg/m³-
Phosphorus Content12.7wt%-
Viscosity (at 25°C)1950mPa.s-
Color100ppm PtPt-Co
SDS Physical and Chemical Properties
ValueUnitsTest Method / Conditions
ColorColorless to yellowish--
AppearanceClear, transparent liquid--
Physical StateLiquid--
Dynamic Viscosity350mPa.s-
Relative Density1.2--
Flammability Limit - (in Air)None--
Flash Point107°C-
Melting Pointmin. -21°C-

Packaging & Availability

Packaging Type
Packaging Information

Available in bulk tank trucks, isocontainers, 2,800 lb tote and 590 lb drums.

Storage & Handling

Handling Advice

The product should be stored in a dry, cool, wellventilated area (preferably below 50°C/122°F). Avoid exposure to moisture. Avoid exposure to heat and to sunlight. Recommended product handling temperature is between 25-35°C. Product viscosity will increase significantly at temperatures below 20°C.