Polychem 7553-V-50 Alkyd resin OPC Polymers Alkyd Resins >> Medium-oil Coatings >> Solventborne VM&P and xylene POLYCHEM 7553-V-50 is a medium soya chain stopped alkyd cut to 50% in VM&P. The resin provides finishes with fast dry and good film hardness. General purpose industrial finishes soya Air drying Air drying, medium soya chain stopped alkyd resin. Used for general purpose industrial finishes. Provides fast dry and good film hardness.