Methyl Hexahydrophthalic Anhydride: Liquid Casting Hardener
3,4-Methyl hexahydrophthalic anhydride (MHHPA, CAS 25550-51-0) is a colorless liquid anhydride hardener of 50-80 cps at 25 °C. Assay is 98% minimum, the freezing point sits at or below -15 °C. Dosed at 110 phr in a 130 g/eq alicyclic epoxy, …