新型增塑阻燃剂三异丙苯基磷酸酯的合成工艺研究

Study on the Synthesis of a new type Fire-retardant Plasticizer-Tri-isopropylated Phenyl PhosphateEster

目的用三异丙基苯酚和三氯氧磷为原料合成三异丙苯基磷酸酯。方法研究了原料配比、反应温度、反应时间等因素对产品质量及产率的影响,得出最佳工艺条件。结果正交实验确定的最佳工艺条件:三异丙基苯酚三氯氧磷摩尔比3.1∶1,反应温度180℃,反应时间7.5 h。结论产物产率为97%,产品质量符合标准。

Objective： Tri-isopropylated phenyl phosphate ester was synthesized from isopropylphenol and phosphorus oxychloride.Methods： The effects of the component ratio,reaction temperature and time on the product yield and quality have been discussed and the optimum technological conditions have been obtained.Results： The optimum conditions by orthogonal design were determined as follows：the ratio of isopropylphenol to phosphorus oxychloride is 3.1∶1（molar）,reaction temperature is 180 ℃,reaction time is 7.5 hour.Conclusion： The product quality was up to standard and the yield was 97%.