... structure in which ester bond is resistant to hydrolysis and combined chlorine atom is very stable. SMP-45 has ... resisting to saponifiability, aging, hydrolysis, corrosion, acid, alkali and salt solution and good compatibility with other resins.SMP-45 has good ... petroleum resin, natural resins, alkyd resins modified by oil and fatty acids, drying oil, tars, and bitumen, etc. Application: SMP-45 is ...