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

Clariant Exolit AP462 Phosphorus Nitrogen Flame Retardant

Clariant Exolit AP462 is a halogen-free phosphorus-nitrogen intumescent flame retardant designed for polyolefins and engineering plastics. It delivers excellent UL94 V-0 performance at low loading levels, maintains good mechanical properties, and offers superior thermal stability and processing safety. Widely used in automotive, electronics, and wire & cable applications.
  • clariant exolit ap462 phosphorus nitrogen flame retardant_d6fd7d73
  • clariant exolit ap462 phosphorus nitrogen flame retardant_d6fd7d73

Features Of Clariant Exolit AP462 Phosphorus Nitrogen Flame Retardant

  1. Intumescent phosphorus–nitrogen synergistic system delivering excellent flame retardancy in polyolefins without halogenated compounds.

  2. Low loading level required for UL 94 V-0 rating in PP and PE, supporting high polymer purity and mechanical property retention.

  3. Good thermal stability up to 300 °C, enabling compatibility with standard polyolefin processing conditions.

  4. Low smoke and low toxicity profile, meeting stringent fire safety requirements for indoor and transportation applications.

  5. Free-flowing powder with excellent dispersibility, facilitating homogeneous distribution during compounding.

Typical Applications Of Clariant Exolit AP462 Phosphorus Nitrogen Flame Retardant

  1. Flame-retarded polypropylene (PP) for automotive interior components.

  2. Halogen-free flame-retarded polyethylene (PE) cables and wire jacketing.

  3. Electrical enclosures and housings requiring UL 94 V-0 compliance.

  4. Household appliances with thermoplastic casings demanding low-smoke performance.

  5. Building & construction materials including ducts and conduit systems.

Specifications Of Clariant Exolit AP462 Phosphorus Nitrogen Flame Retardant

Chemical TypePhosphorus–nitrogen intumescent flame retardant
Product FormFree-flowing white to off-white powder
AppearanceFine, homogeneous granular powder
Primary ApplicationsPolypropylene (PP), polyethylene (PE), and ethylene-propylene copolymers
Key FeaturesHalogen-free, low smoke, RoHS-compliant, REACH registered
BenefitsEnables UL 94 V-0 at 20–25 wt% in PP; no corrosion to metals; good processability
Density (g/cm³)~1.4–1.5 (typical)
Moisture Content (wt%)<0.5 (max)


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