DOPO-HQ Flame Retardant JSYA-DOPOHQ is high-purity DOPO-HQ, CAS 99208-50-5, available as white fine powder. It is a reactive organophosphorus flame retardant derived from DOPO and hydroquinone, designed for epoxy resin systems used in copper clad laminates and PCB base materials.

As a reactive type phosphorus additive, JSYA-DOPOHQ carries active hydroxyl groups that can participate in epoxy curing reaction and covalently link into the crosslinked epoxy network. Unlike additive flame retardant

Product Detail

Chemical Identity / TDSProduct Name: DOPO-HQ Flame Retardant JSYA-DOPOHQ CAS No.: 99208-50-1 Chemical Name: DOPO-Hydroquinone adduct Synonyms: DOPO-HQ Physical Form: White fine powder Core Benefit: Reactive halogen-free DOPO-HQ phosphorus monomer chemically incorporated into epoxy network for CCL and PCB substrate applications

Key Performance

Reactive halogen-free organophosphorus flame retardant
Covalently bonded into epoxy resin network, no migration or blooming
Dense char layer formation to isolate heat, oxygen and suppress smoke
High thermal stability, low volatility during curing and lamination
Stable dielectric performance for high-speed PCB substrates
Good compatibility with epoxy resin, curing agents and mineral fillers

Applications

FR-4 copper clad laminate (CCL)
High-speed & high-frequency PCB substrate
Electronic packaging and encapsulation epoxy system
Halogen-free electronic insulation composite
PCB substrate epoxy resin formulation R&D

ComplianceDOPO-HQ. TDS, MSDS, RoHS and REACH documents can be provided for export audit upon request.

Why Choose JSYShenzhen Jishengya Technology supplies factory direct DOPO-HQ Flame Retardant JSYA-DOPOHQ CAS 99208-50-1. Our reactive DOPO-HQ phosphorus monomer provides permanent halogen-free flame retardancy for epoxy CCL and PCB substrate manufacturers.

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DOPO-HQ Flame Retardant JSYA-DOPOHQ CAS 99208-50-1, Reactive Phosphorus for Epoxy CCL PCB

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Jishengya Technology

Shenzhen Jishengya Technology Co., Ltd. is located in Shenzhen, a special economic zone, and is a comprehensive technology enterprise integrating independent R&D, production and sales.