LOCTITE ECCOBOND UF 3810 is a one-component epoxy underfill adhesive, supplied as a black liquid. It features medium-temperature fast curing, high glass transition temperature (Tg), and halogen-free formulation, making it ideal for CSP (Chip Scale Package) and BGA (Ball Grid Array) packaging applications. It can be fully cured at 130°C in 8 minutes, is reworkable, and maintains stable performance under humid and hot conditions. It has a shelf life of 365 days when stored at -25°C to -15°C.