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         Disodium tetrabrom
         Cyclopentyl Chlori
         Trimethylacetic ac
         Chlorinated Polyet

      Tetrabromophthalic anhydride

      Alias: 4,5,6,7-Tetrabromo-1,3-isobenzofurandione; Tatrabromophthalic anhydride
      Product pictures:
      Molecular formula: C8Br4O3
      Molecular weight: 463.7
      Properties: it is white or light yellow powder; melting point: 270-281℃; soluble in nitrobenzene, dimethylformamide, lightly soluble in acetone, methylbenzene, dimethylbenzene, methyl alcohol, dioxane, tetrahydrofuran and acetic acid
      Product index: Q/320928CGY001-2003
      Item Index
      appearance white or light yellow powder
      bromine content%≥ 67
      melting point ℃≥ 270
      sulfate radical%≤ 0.3
      moisture %≤ 0.2
      Product features: It has features of high bromine content, low additive amount and fine flame retardant efficiency. In addition it has fine light and heat stability, mechanical property and electrical insulation property. It is environmental friendly.
      Product uses: It is reaction type fire retardant used in polyester, unsaturated polyester and epoxy resin. And it is used as adding type fire retardant in polystyrene, polypropylene, polyethylene and ABG resin. In addition, it is used in other engineering plastic, synthetic material and other fine chemical synthesis.
      Packaging, storage and transportation: polyvinyl plastics inner bag and woven bag; 25kg/bag or on requirement; should be preserved in dry and ventilated place