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齿科树脂粘接剂的吸水性对粘接性能的影响 被引量:5

The effect of water uptake of resin adhesives on the bond properties
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摘要 本文主要讨论了齿科树脂类粘接剂在使用过程中粘接强度降低的原因,分析了吸水性对粘接剂粘接性能的影响,并且提出了提高树脂类粘接剂耐水解性能的可能的途径。树脂类粘接剂吸水后会发生的溶胀、软化、增塑、微裂、降解等一系列物理和化学变化,这些都可导致粘接剂的粘接强度减弱、机械性能下降以及耐久性降低,是引起粘接性能下降的主要原因。如何提高树脂粘接剂的耐水解性能,是粘接性树脂未来的主要研究内容之一。通过采用丙烯酰胺类基质单体,增加功能单体中隔离基团的长度和疏水性,在磷酸酯类酸蚀单体分子主链中引入醚键,合成新型的可交联的功能单体或酸蚀单体,均可在一定程度上提高树脂粘接剂的耐水解稳定性。
出处 《口腔材料器械杂志》 2009年第2期84-88,91,共6页 Chinese Journal of Dental Materials and Devices
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参考文献20

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二级参考文献18

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