人工关节材料超高相对分子质量聚乙烯摩擦磨损性能的研究现状

Progress and prospect of friction and wear properties of ultra high molecular weight polyethylene

通过介绍人工关节材料超高相对分子质量聚乙烯摩擦磨损的性能,阐述常用的交联方法以及交联改性方法对超高相对分子质量聚乙烯耐磨损性能的影响机制,分析不同增强材料对超高相对分子质量聚乙烯耐磨损性能的影响,对相关摩擦学条件超高相对分子质量聚乙烯材料磨损性能的关系进行研究,就超高相对分子质量聚乙烯磨粒对人体组织的影响进行了探讨,并展望了超高相对分子质量聚乙烯人工材料在摩擦学研究上的发展趋势。

This study makes an overview of the research on the friction and wear properties of ultra high molecular weight polyethylene （UHMWPE） artificial joint material, explains the effect mechanism of crosslink and hybrid methods on the abrasion resistance of UHMWPE, analyzes the relations among tribological conditions and the wear and friction properties of UHMWPE, as well as the effect of grain of UHMWPE on human tissues. At the end of the paper presents an outlook of the tribological research on UHMWPE for artificial joint replacement.