**6. Summary**

Epoxy adhesives show very good adhesion to various substrates and are the most important structural adhesives. Epoxy adhesives can be cured at room temperature condition, at elevated temperature condition or via UV light radiation mainly depending on curing agent type formulated. Lots of epoxy adhesives, either supplied in one-component or two-component package, have been commercialized and widely used for bonding metals, concrete, glass, ceramics, concrete, many plastics, wood, etc. in various industrial production and applications.
