{TAIL ~ The polyisocyanate derived adduct} includes {HEAD ~ the reaction product} of a urethane prepolymer and a capping agent, and is free of residual unreacted —NCO groups 
{ TAIL ~ The polyisocyanate derived adduct } includes { HEAD ~ the reaction product } of a urethane prepolymer and a capping agent , and is free of residual unreacted — NCO groups
TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH