端硅氧烷基低聚物/环氧树脂复合体系的耐化学介质研究

1.广西工学院生物与化学工程系,广西柳州,545006;中国科学院上海应用物理研究所,上海,201800;中国科学院研究生院,北京,100039

2.广西工学院生物与化学工程系,广西柳州,545006

3.北京航空材料研究院,北京,100095

基金项目: 广西工学院院科硕05016及航空基础科学基金资助项目(04H21009)

Chemical Resistance Properties of Epoxy Resin/Siloxane—Terminated Oligomers Composite Systems

通过溶胶-凝胶技术,利用星型端硅氧烷基低聚物对环氧树脂进行改性,研究了复合体系的耐化学介质性能.研究表明:复合体系的耐水性、耐盐性增强.20%～30%范围内复合体系的耐酸碱性优.利用扫描电镜研究得出,硫酸溶液和氢氧化钠碱溶液对试样的破坏方式是渗透破坏.

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