Product name: 10 (2,5-Dihydroxypheny)-10h-9-oxa-10-phospha- phenanthrene-10-oxide

Abbreviation: DOPO-HQ

CAS No.: 99208-50-1

Molecular formula: C₁₈H₁₃O₄P   

Molecular weight: 324.27

Physicochemical properties: white powder without irritant odor. Melting range: 249~252℃. Soluble in DMF, slightly soluble in methylbenzene and methyl alcohol. It is non-flammable and non-explosive material.

Technical index:

     1. Appearance: white powder
     2. Content: ≥98.0%
     3. Drying loss: ≤0.20%

Packing: 20KG/bag (lined with plastic paper bag) or at the request of client.

Storage: Keep in cool and dry place. Keep away from heat source and direct sunlight.

Main uses: the product is new-model phosphorus-containing environmentally-friendly halogen-free flame retardant. Flame retardant epoxy resin synthesized by the product has favorable flame retardance and heat stability. Moreover, it is widely used in semiconductor material encapsulation, printed substrate, and other fields.