Polyamide curing agent DH-115 Description DH-115 is a modified polyamide hardener engineered for vehicle and transportation coating applications. It provides non-blushing finish with strong adhesion to automotive-grade metal substrates, ensuring durable protection against road chemicals and weathering. Specifications Property Value Appearance Yellowish transparent liquid Color (Gardner) 9 max AHEW (g/eq) 200 Amine Value (mgKOH/g) 180-220 Viscosity @40℃ (cps) 10,000-30,000