Plastics which cure in a series of steps having urethane, {TAIL ~ urea}, {HEAD ~ siloxane} and acrylate groups 
Plastics which cure in a series of steps having urethane , { TAIL ~ urea } , { HEAD ~ siloxane } and acrylate groups
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD OTH OTH OTH