NPPN-438 is is solid type BPA novolac epoxy resin. After cured with hardener at high temperature, it provides high Tg ,low moisture absorption, excellent heat resistance, flexibility ,adhension strength. The typical hardeners are dicyandiamide, novolac resin,polyester,anhydride and so on.
KEM-128-70 is a 70% solids content emulsion based on Bisphenol-A liquid Epoxy Resin.
KEM-128-70 cured in combination with water dispersible hardeners, DOCURE KH-700 or KH-721, exhibits especially good adhesion to most substrates and has good physical properties as well as water and corrosion resistance.