Styrenated Phenol MSP-250: Nonylphenol-Free Epoxy Modifier
Styrenated phenol MSP-250 is a colorless to pale yellow phenolic liquid with a hydroxyl value of 230-260 mg KOH/g and a viscosity of 300-800 mPa.s at 25 C. It is used at 1.0-3.0 phr to replace restricted nonylphenol in amine and anhydride …