Some porous metal phosphates were prepared by hydrothermal synthesis, and were used in the intumescent flame retardant PP.
采用水热合成的方法制备多种多孔金属磷酸盐，并将其与膨胀阻燃剂组成新型聚丙烯协效阻燃体系。
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.
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。
The novel intumescent flame retardant, which was prepared by microencapsulation, was used for the preparation of expansion flame retardant polypropylene(PP).
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。
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