{TAIL ~ The macromolecular diamines} are prepared e.g. by reacting {HEAD ~ corresponding macromolecular diols} with twice the molar amount of an alkyleneimine e.g. propyleneimine 
{ TAIL ~ The macromolecular diamines } are prepared e.g. by reacting { HEAD ~ corresponding macromolecular diols } with twice the molar amount of an alkyleneimine e.g. propyleneimine
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH