Author(s): SHI You-qiang, ZHANG Qiu-yu, HE Shan, WANG Zhi-yong, QI Yu
Pages: 32-37
Year: 2013 Issue:  11
Journal: Journal of Materials Engineering
Keyword:  single-component adhesive; microcapsule-type latent curing agent; latent property; rapid repair; strengthening and toughening;
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.