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Tetrabromophthalic Anhydride

                                                                                               

 

1)Molecular formula: C8Br4O3

2)Relative molecular weight: 463.7

Property:

 The product is white or yellowish powder. dissolvable in nitrobenzene, dimethylformamide, dissolvable a bit in acetone, toluene, dimethybenzene, mothanol, dioxane, tetrahydrofuran, acetic acid, etc. but undissolvable in water and fatty hydrocarbon solvent, begins decomposition at 400oC.

 

Technical Data: Q/320928CGY001-2003

Appearance: White Yellowish Powder

Bromine Content: 67% min

Melting Point  : 270oC min

Sulphuric Redical: 0.3% max

Moisture: 0.2% max

 

Characteristics:

The product is high in bromine content, less in dosage, good in burning-resistance, higher unsaturated, very stable to light, heat, static electricity-resistance. After  the product is put in resin, the resin nature is not changed (mechanic and insulate natures), low toxic, without pollution. The product has found a vast utilization as an ideal reaction burning-resistant agent or additive burning-resistant agent.

 

Usage:

As a reaction burning-resistant agent, the product is used for polyester, unsaturated polyester, epoxy resin. As additive burning-ressistant agent, the product can be used for polystyrene, polypropylene, and ABG resin, antimony trioxide and  other engineering plastics and synthetic materials and composing of fine chemical substances.

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