Polyamide curing agent DH-115S for marine heavy anti-corrosion Description DH-115S is a standard polyamide curing agent engineered for marine heavy anti-corrosion coating systems. It provides strong adhesion to steel, long pot life, and dependable water and chemical resistance in salt-spray environments. Suited for ship hulls, decks, and offshore platforms exposed to humidity and seawater. Specifications DH-115S Unit Value Appearance / Amber liquid Color Gardener 9 max A.H.E.