Ammonium polyphosphate

EC 269-789-9

Also known as Exolit AP.

Latest news on ammonium polyphosphate

5 June 2026
Clariant launches Exolit AP 422 A — SVHC‑free ammonium polyphosphate

New non‑halogenated APP for intumescent coatings, firestop seals and PIR insulation; contains <0.1% melamine to meet REACH SVHC criteria.

5 June 2026
Clariant expands Daya Bay capacity and extends Exolit™ OP range for e-mobility

CHF 100 million Daya Bay expansion with second line operational in November; new halogen-free PBT Exolit OP grades for 800V+ e-mobility; ATO-free options and AP 422 A (melamine <0.1%).

2 December 2025
Clariant Wins 2025 Schneider Electric Supplier Award

Recognized for halogen-free flame retardants, Clariant's partnership with Schneider Electric highlights sustainable innovation and a new model for upstream value chain collaboration.

9 October 2025
Clariant Expands Daya Bay Facility and Exolit OP Portfolio for E-Mobility

Clariant boosts flame retardant capacity, introducing new halogen-free solutions for e-mobility, addressing antimony volatility and enhancing fire safety in engineering plastics.

1 July 2025
Perimeter Solutions opens advanced PHOS‑CHEK fire retardant facility in Sacramento

110,000 sq ft plant can produce up to 360,000 lb/day, uses HEPA filtration for virtually zero emissions, makes three retardant types, and improves rapid aerial delivery for wildfire response