HPCTP, chemical name hexaphenoxycyclotriphosphazene, CAS 1184-10-7, is halogen-free cyclic phosphazene flame retardant powder. With phosphorus-nitrogen synergistic flame retardant mechanism, it achieves UL94 V-0 rating at low loading for PC and nylon. It features excellent thermal stability to withstand high-temperature extrusion and injection molding processes. It keeps good mechanical properties and transparency of PC, maintains impact strength of nylon, no obvious blooming after long-term use
Product DetailsChemical IdentityProduct Name: Hexaphenoxycyclotriphosphazene, HPCTP CAS No.: 1184-10-7 Chemical Type: Halogen-free cyclic phosphazene flame retardant Physical Form: White fine powder Core Feature: Hexaphenoxycyclotriphosphazene with low loading and high efficiency for PC and Nylon
Key Performance & TDSHPCTP relies on phosphorus-nitrogen synergistic effect to form compact char layer on polymer surface under flame, blocking heat and oxygen transmission. It has high thermal decomposition temperature, suitable for high-temperature processing of PC and nylon without decomposition or foaming. Low addition dosage reduces negative influence on substrate mechanical performance. It maintains good transparency for PC formulations and preserves impact resistance of nylon parts. Halogen-free structure generates low smoke and no corrosive gas during combustion. It has good compatibility with PC and nylon matrix, avoiding surface blooming and precipitation. It can help PC and nylon products reach UL94 V-0 flame standard.
Applications
ComplianceThis product complies with RoHS and REACH regulations. Full test documents are available for overseas customers.
Why Choose JSYWe supply factory direct HPCTP flame retardant for PC and nylon. Stable purity, narrow particle size distribution, flexible MOQ and professional formulation guidance for engineering plastic compounders.

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