The ultraviolet irradiated polypropylene (PP) with the oxygen polar groups on its chain was blended with the inorganic filler STC (Sericite-Tridymite-Cristobalite).

聚丙烯在室温、空气下,通过低能、短时间的紫外光辐照,在其分子链上引入了含氧的极性基团。