Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Clariant Exolit AP 462 Ammonium Polyphosphate Flame Retardant

Clariant Exolit AP 462 is a white powdered ammonium polyphosphate flame retardant with exceptionally low water solubility. This non-hygroscopic material demonstrates excellent thermal stability and powder flow characteristics. Its unique chemical composition promotes rapid intumescent action when exposed to high temperatures, making it particularly effective for fire protection applications while maintaining compatibility with various polymer systems.

Features Of Clariant Exolit AP 462 Ammonium Polyphosphate Flame Retardant

  1. Low Water Solubility - Performs in humid conditions

  2. Thermal Activation - Rapid foaming above 300°C

  3. Free-Flowing Powder - Excellent processing characteristics

  4. Halogen-Free - Environmentally compliant solution

  5. Material Compatibility - Works with diverse polymers

Typical Applications Of Clariant Exolit AP 462 Ammonium Polyphosphate Flame Retardant

  1. Structural Steel Coatings - Commercial building fire protection

  2. Wood Composites - DIN EN 13501-1 compliant solutions

  3. Flexible PU Foams - Halogen-free flame retardancy

  4. Industrial Adhesives - 10-20% loading for V-0 rating

Specifications Of Clariant Exolit AP 462 Ammonium Polyphosphate Flame Retardant

Chemical TypeAmmonium polyphosphate
AppearanceWhite powder
Water Solubility<0.5g/100ml
Decomposition Temp>300°C
Bulk Density0.5-0.7 g/cm³
Particle Size10-25 μm
Phosphorus Content30-32%


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