UHMWPE减摩耐磨改性研究进展

Modification of UHMWPE materials for friction reduction and wear resistance

介绍了超高相对分子质量聚乙烯(UHMWPE)的摩擦学理论,综述了近年来对该材料进行减摩耐磨改性的研究进展,重点从无机填料填充改性、表面改性、高分子合金共混改性以及交联改性等方面进行了阐述。最后,对减摩耐磨UHMWPE复合材料的发展趋势、应用前景进行了展望,指出改善UHMWPE复合材料的生物相容性、进一步提高其减摩耐磨性能,并应用于生物医学领域将是今后的研究重点。

The tribology of ultra-high molecular mass polyethylene(UHMWPE)composites are briefly introduced,and the research progress of friction reduction and wear resistance modification of UHMWPE composites in recent years is reviewed with an emphasis on inorganic filler modification,surface modification,polymer alloy blending modification and crosslinking modification.The development trend and application prospect of antifriction and wear-resisting UHMWPE composites are forecasted.Much research will focus on improving the biocompatibility and further enhancing the antifriction and wear-resisting properties of the composites and applying them in the biomedical field.