摘要
介绍用于轨道交通钢轨焊接接头补强的聚氨酯改性环氧胶粘剂的研制,并介绍其性能及在工厂的应用情况。该胶粘剂可在室温固化并具有较好的胶接性能、耐介质性能和耐湿热性能,使用温度为-55~70℃,可用于轨道交通钢轨焊接接头的补强和伤损修复。
This paper introduces the development of polyurethane modifi ed epoxy adhesive for rail welding joint reinforcement in rail transit,and its performance and application in factory.The adhesive can be cured at room temperature and has good bonding performance,medium resistance and damp heat resistance.The service temperature is-55~70℃.It is used for reinforcement and defective repair of welded rail joints in transit.
作者
赵升龙
刘清方
梁滨
Zhao Shenglong;Liu Qingfang;Liang Bin
出处
《现代城市轨道交通》
2021年第4期80-84,共5页
Modern Urban Transit
