硅烷偶联剂KH550、KH560、KH570处理的多层塑料复合板废料(WGFRP)与增容剂并用后,通过与聚丙烯(PP)熔融共混,制备了PP/WGFRP/相容剂复合材料.采用热重分析(TGA)、扫描电子显微镜(SEM)和力学性能测定,研究了复合材料的结构与性能.结果表明,当用质量分数1%的硅烷偶联剂KH570处理的WGFRP(100 mesh)为20份,相容剂为2份时,复合材料的冲击强度比纯PP提高约113%,拉伸强度变化不大.SEM观察到PP/WGFRP/相容剂复合材料在断裂过程中发生塑性变形,其韧性较好.TGA结果表明,随着WGFRP用量的增加,复合材料的热稳定性提高.
参考文献
| [1] | J. Myalski;J. Sleziona .The assessment of possibilities for utilisation of composites with thermosetting matrix[J].Journal of Materials Processing Technology,2005(0):96-101. |
| [2] | Kaminsky, W;Predel, M;Sadiki, A .Feedstock recycling of polymers by pyrolysis in a fluidised bed[J].Polymer Degradation and Stability,2004(3):1045-1050. |
| [3] | Tochacek, J;Jancar, J;Kalfus, J;Zborilova, P;Buran, Z .Degradation of polypropylene impact-copolymer during processing[J].Polymer Degradation and Stability,2008(4):770-775. |
| [4] | Sun CJ;Saffari P;Sadeghipour K;Baran G .Effects of particle arrangement on stress concentrations in composites[J].Materials Science & Engineering, A. Structural Materials: Properties, Misrostructure and Processing,2005(1/2):287-295. |
| [5] | 齐双春,邢广恩.玻璃钢废料改性不饱和聚酯树脂的研究[J].塑料工业,2005(07):20-22. |
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