Phenalkamine Hardener DH-7003 Solvent-free · low temperature cure · 200 kg drum 01 Overview 7003 modified phenalkamine, solvent-free curing agent intended for use as a low-temperature curing agent for liquid epoxy resin. It provides rapid curing under adverse conditions of high humidity and low temperature, together with yellowing resistance and excellent performance under high-humidity conditions. Bulk drum supply keeps batch consistency stable for continuous epoxy coating