Abstract
Ultra high molecular weight polyethylene (UHMWPE) crosslinked by organosilane was thermal compression molded. The organosilane used was the tri-ethyloxyl vinyl silane. Its gelation, melting behavior, crystallinity, mechanical and wear-resisting properties were systematically investigated. The results showed that the gel ratio of UHMWPE increases with the incorporation of organosilane. At a low content of organosilane, the melting point and crystallinity of the crosslinked UHMWPE increase, and hence the mechanical and wear-resisting properties are improved. However, at a high content of organosilane, these performances of the crosslinked UHMWPE become worse. At 0.4 phr silane, the wear resistance of crosslinked UHMWPE reaches its optimum value.
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Tang, C.Y., Xie, X.L., Wu, X.C. et al. Enhanced wear performance of ultra high molecular weight polyethylene crosslinked by organosilane. Journal of Materials Science: Materials in Medicine 13, 1065–1069 (2002). https://doi.org/10.1023/A:1020352923972
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DOI: https://doi.org/10.1023/A:1020352923972