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通过高温模压方法,制备了碳纤维/聚醚醚酮(CF/PEEK)复合材料.采用差示扫描量热、热失重、弯曲测试、拉伸测试、扫描电子显微镜等分析方法对制品热学性能和力学性能进行了分析.分析结果表明,制备CF/PEEK复合材料的最佳工艺参数为:成型温度380℃~~390℃,停留时间30 min,保温保压30 min、2 MPa~3 MPa,后期保压压力4 MPa~5MPa,保压时间3h.复合材料制品弯曲强度达到1783 MPa,分解温度达578℃,表明其具有优良的力学性能和热稳定性.

参考文献

[1] Wang A.;Stark C.;Dumbleton J.H.;Lin R. .Suitability and limitations of carbon fiber reinforced PEEK composites as bearing surfaces for total joint replacements[J].Wear: an International Journal on the Science and Technology of Friction, Lubrication and Wear,1999(2):724-727.
[2] Fitch, D.A.;Hoffmeister, B.K.;De Ana, J. .Ultrasonic evaluation of polyether ether ketone and carbon fiber-reinforced PEEK[J].Journal of Materials Science,2010(14):3768-3777.
[3] K. FUJIHARA;Z.-M. HUANG;S. RAMAKRISHNA .Influence of processing conditions on bending property of continuous carbon fiber reinforced PEEK composites[J].Composites science and technology,2004(16):2525-2534.
[4] Masaya Kurokawa;Yoshitaka Uchiyama;Susumu Nagai .Performance of plastic gear made of carbon fiber reinforced poly-ether-ether-ketone[J].Tribology International,1999(9):491-497.
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