... POLYOXYPROPYLENEDIAMINE StructureNH2CH(CH3)-[OCH2CH(CH3)]XNH2 X=2.6DescriptionD-230 is a kind of diamine on the base of copolymer ... , as a new style curing agents of epoxy, the application is tough, clear, flexible, impact-resistant coatings, castings and adhesive. ... any case, D-230 amine is used in conjunction with other curing agents, contributing flexibility to the finished product,. As for non ...