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材料工程  2013 

义齿树脂基托表面有机-无机杂化膜的制备与研究

DOI: 10.3969/j.issn.1001-4381.2013.10.012, PP. 71-75

Keywords: 杂化膜,义齿树脂基托,吸水性,溶解性,光泽度

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Abstract:

本研究设计合成应用于义齿树脂基托表面的有机-无机杂化膜。由缩水甘油醚基丙基三甲氧基硅烷(KH560)和正硅酸乙酯(TEOS)共水解缩合制得杂化硅溶胶;由甲基丙烯酸缩水甘油酯(GMA)、丙烯酸(AA)和甲基丙烯酸甲酯(MMA)三种单体共聚制得聚合物。两者利用KH560和GMA中的环氧基团进行交联,形成具有互穿网络结构的杂化膜。对膜层的硬度、附着性及抗破裂性等进行表征,并对覆膜后的基托树脂的光泽度、吸水性及溶解性进行测试。实验结果表明,杂化膜不仅具有良好的力学性能,而且提高了基托树脂的光泽度,降低了基托树脂的吸水性和溶解性,最终会提高基托综合性能。

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