Synthesis and evaluation of new phosphonic acid-functionalized acrylamides with potential biomedical applications
作者:H. Betul Bingol、Ayse Altin、Tugba Bal、Sesil Agopcan-Cinar、Seda Kizilel、Duygu Avci
DOI:10.1002/pola.27746
日期:2015.12.1
the α‐substituents was observed. Hydrogel scaffolds containing phosphonic acid groups were fabricated, characterized, and mineralized. Altogether, the results suggest that these phosphonic acid‐containing monomers have suitable properties to be used in fabrication of biomaterials for both dental and bone tissue engineering applications. © 2015 Wiley Periodicals, Inc. J. Polym. Sci., Part A: Polym.
含磷的酸性单体能够与矿化组织(例如牙釉质,牙本质和骨骼)的无机相发生相互作用。从这个角度出发,合成了三种具有不同烷基链长度的含膦酸的丙烯酰胺单体,可用于自蚀刻牙科用粘合剂和矿化的水凝胶支架。单体是通过α-氨基膦酸酯(二乙基氨基甲基膦酸酯,2-乙基2-氨基丁烷-2-基膦酸酯和二乙基2-氨基辛烷-2-基膦酸酯)与丙烯酰氯反应,然后使用三甲基甲硅烷基溴化物水解膦酸酯基团来合成的。诸如pH值在温和的自蚀刻粘合剂范围内,水解稳定性,与甲基丙烯酸2-羟乙酯(HEMA)和HEMA /甘油二甲基丙烯酸酯的高共聚率等特性,尽管没有观察到明显影响α-取代基数量的因素,但这些化合物在热聚合过程中获得了高分子量聚合物,并且羟基磷灰石具有强大的脱钙能力,这些单体成为自蚀刻胶粘剂的良好候选者。制备,表征和矿化了包含膦酸基团的水凝胶支架。总之,这些结果表明,这些含膦酸的单体具有合适的特性,可用于制造牙科和骨组织工程应用的生物材料。©2015