Light yellow Phenalkamine hardener T-31 used for epoxy flooring and coatings primers Product intro T31 is epoxy resin curing agent belongs to phenolic amine compound and is a curing agent with excellent comprehensive performance. Because it has active group structure such as hydroxyl, amine group and secondary group, adding this curing agent to epoxy curing system can greatly improve the performance of epoxy resin curing agent. Heat resistance and corrosion resistance of