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聚丙烯粉料表面的紫外光和射线辐照接枝
Surface Grafting of Polypropylene Powder byUV-irradiation and y-irradiation
【摘要】 以马来酸酐(MAH)、丙烯酸(AA)、丙烯酸乙酯(EA)、丙烯酰胺(AM)为单体,对预氧化和未处理的聚丙烯(PP)粉进行固相光接枝、溶液光接枝,固相r射线接枝以及r射线预辐照溶液接枝,用FT-IR、ESCA和化学滴定法对接枝聚丙烯进行了定性和定量表征。结果表明,各单体均在聚丙烯表面发生了不同程度的接枝共聚。
【Abstract】 The pre-per-peroxidized and original polypropylene powders were grafted with monomers, including MAH, AA, EA and A, by using the methods of UV-irradiation solid phase or solutionphase grafting, r-irradiation solid phase grafting, andr-preirradiation solution grafting. Thegrafted PP was characterized by means of FT-IR, ESCA and Chemical titration qualitatively andquantitatively. The results showed that all monomers had grafted onto the polypropylene surfaceIn some extent.
【关键词】 聚丙烯粉料;
固相接枝;
紫外光;
r射线;
【Key words】 Polypropylene powder; Solid graft; UV-irradiation; y-irradiation;
【Key words】 Polypropylene powder; Solid graft; UV-irradiation; y-irradiation;
【基金】 863计划资助
- 【文献出处】 高技术通讯 ,HIGH TECHNOLOGY LETTERS , 编辑部邮箱 ,1997年11期
- 【分类号】TQ325.14
- 【被引频次】11
- 【下载频次】138