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预热复合树脂的物理化学和机械性能,用于陶层状材料的化

Fabio Augusto Soares da Silva¹, Vitoria Leite Paschoini², Thiago Vinicius Cortez¹

¹Department of Restorative Dentistry, Ribeirão Preto School of Dentistry, University of São Paulo, Av. Café S/N, Ribeirão Preto, São Paulo, 14040-904, Brazil.

|February 2, 2024

概括

在间接修复中预热树脂复合材料显著降低了薄膜厚度. 在加热后,纳米混合体和散装填充复合材料保持稳定的微硬度,吸收和可溶性,这表明牙科应用的性能得到了改善.

科学领域:

牙科材料科学牙科材料科学
聚合物化学聚合物化学
生物材料工程生物材料工程

背景情况:

树脂复合材料和水泥广泛用于间接修复.
优化它们的物理化学和机械特性对于临床寿命至关重要.
目前正在探索预热技术,以提高材料性能.

研究的目的:

为了比较预热对与光固化树脂水泥使用的树脂复合材料的物理化学和机械性能的影响.
为了评估加热与未加热树脂复合材料的薄膜厚度,微硬度,液体吸附和溶解度.
为了确定预热是否影响树脂复合材料适用于接间接恢复的适用性.

主要方法:

准备了210个树脂复合样本,分为预热 (Htd) 和未预热 (NHtd) 组.
测试材料包括光固化树脂水泥,微混合,纳米混合和散装填充树脂复合材料.
通过使用双向ANOVA和Tukey HSD测试评估薄膜厚度,微硬度,液体吸附和可溶性.

主要成果:

预热显著减少了微混合和纳米混合树脂的薄膜厚度.
大量填充树脂 (加热和未加热) 呈现出最高的微硬度.
纳米混合体和散装填充树脂在预加热后显示出稳定的微硬性,吸附性和可溶性.

结论:

预热树脂复合材料是一种有效的方法来降低薄膜厚度,可能提高炼效率.
纳米混合体和散装填充树脂复合材料在预加热后在微硬度,吸收和可溶性方面表现出良好的稳定性.
预热提供了一种可行的策略,以提高树脂复合材料在间接牙科修复中的性能.

关键词:

凝固凝固凝固凝固凝固复合树脂是一种复合树脂.加热加热加热加热微硬度微硬度微硬度物理化学特性物理化学特性

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