High-OH value contained epoxy resin(KER 730) can improve the adhesion of urethane top coatings.
Carboxyl group modified epoxy resin(KER 750) can improve the adhesion strength and water resistance of the cure epoxy systems.
Dimer acid modified epoxy resins(KER 774 series) & rubber modified epoxy resins(KER 790) can improve the adhesion strength and flexibility of the cured epoxy systems.