采用热重分析（ TGA）、红外光谱分析（ FTIR）、 氧指数测定和垂直燃烧实验，研究了所合成的膨胀型阻燃剂对聚丙烯的阻燃作用。
Thermal gravimetric analysis(TGA), FTIR, Limited oxygen index(LOI) and vertical firing test are used to research the flame retardancy of the intumescent flame retardant on PP.
介绍了金属氢氧化物、磷系阻燃剂、膨胀型阻燃剂、有机硅系阻燃剂和纳米阻燃剂等无卤阻燃剂在聚丙烯中的应用情况。
The properties of various kinds of phosphorus flame retardant of classified of inorganic phosphate and organic phosphate are summarized in this article.
通过微胶囊化技术合成了新型磷氮体系无卤膨胀型阻燃剂（ IFR），采用IFR提高聚丙烯（ PP）的阻燃性能。
The novel intumescent flame retardant, which was prepared by microencapsulation, was used for the preparation of expansion flame retardant polypropylene(PP).
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