磷酸钙骨水泥粉末由自制的α-磷酸三钙和磷酸四钙按摩尔比2:1混合而成,与固化液混合后在一定时间内固化.然而单纯以水和磷酸氢二钠、柠檬酸为固化液的磷酸钙骨水泥不够粘稠,并且在固化前易于被冲刷掉.考察了在酸、碱2种固化液中加入黄原胶对骨水泥抗冲刷性能、固化行为和机械性能等的影响.结果表明,黄原胶可以提高骨水泥的抗冲刷性能.
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