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材料工程  2013 

含微胶囊单组分环氧树脂黏结剂的制备及性能研究

DOI: 10.3969/j.issn.1001-4381.2013.11.006, PP. 32-37

Keywords: 单组分黏结剂,微胶囊固化剂,潜伏性,快速修补,增强增韧

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Abstract:

以自制的2PZ-PGMA微胶囊固化剂为固化剂,环氧E-51为树脂基体制备单组分黏结剂,并利用差热扫描量热仪(DSC)、力学性能试验机等研究了单组分黏结剂的优选组成、优选固化工艺、固化特性、潜伏性能及力学性能。结果表明所制备的单组分黏结剂具有优良的固化特性和潜伏性能,可在100℃/30min内实现固化,室温储存期可达50天以上;其浇注体拉伸剪切强度达15.36MPa,压缩强度达170.67MPa,冲击强度达5.13×10-3kJ/m2。

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