... 5120,D-5140Character:D-5100,D-5120,D-5140 are the pale yellow thermoplastic resin obtained from mainly polymerizing unsaturated dicyclopentadiene derived ... speed with epoxy resin It can be used as the modifier for the marine paints and some other special paints like ... can reduce the convergent force of the epoxy resin, improve the adhesion of paint as well as the shrinkage force to the cement and ...