Chemical Name: DOPO-HQ
CAS No.: 99208-50-1
Molecular Fomula: C18H13O4P
Molecular weight: 324.28
Appearance: white powder
Assay: ≥99.1%
DOPO-HQ (CAS 99208-50-1) is a high-performance halogen-free flame retardant widely used in polymer applications. Below are its key parameters:
Parameter | DOPO-HQ | Traditional Flame Retardants |
---|---|---|
CAS Number | 99208-50-1 | Varies |
Molecular Formula | C12H9O2P | - |
Decomposition Temperature | >300°C | 200-250°C |
Environmental Impact | RoHS/REACH Compliant | May contain halogens |
Used in PCB substrates, semiconductor encapsulants, and cable insulation for UL94 V-0 compliance.
Enhances flame retardancy in connectors, battery housings, and interior materials.
Applied in composite materials requiring high thermal stability and low smoke emission.
A manufacturer achieved 35% improved thermal stability in epoxy resins by adding 15% DOPO-HQ.
DOPO-HQ enabled a 50% reduction in smoke density while meeting IEC 60332-1 standards.
Challenge: Needed halogen-free solution for smartphone circuit boards
Solution: 18% DOPO-HQ integration
Result: Passed IEC 61249-2-21 with 28% cost savings
Challenge: Flame-retardant EV battery housings
Solution: DOPO-HQ/polyamide composite
Result: Achieved UL94 5VA rating and 40% weight reduction
Optimize your formulations with DOPO-HQ CAS 99208-50-1. Our technical team provides:
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