Polychem 7555-K-75 Alkyd resin OPC Polymers Alkyd Resins >> Short-oil Coatings >> Solventborne methyl propyl ketone and xylene POLYCHEM 7555-K-75 is a short oil TOFA based chain stopped alkyd supplied @ 75% in MPK. The resin provides finishes with excellent dry, gloss retention and low VOC content. Farm implements & equipment/ Metal product finishes/ Aerosol enamels Short oil tofa based chain stopped alkyd. Provides very good dry, gloss retention and low VOC content. <br> Applications: farm implements and equipment, metal product finishes and aerosol enamels.