Table 1: Properties of the synthesized oligomers.

EUONCO : OH molar ratio at the pseudo-prepolymer synthesisContent of free functional groups in oligomer (%)
Isocyanate (in pseudo-prepolymers)Epoxy (in EUO)
CalculatedExperimentalCalculatedExperimental

EUO-12.034.794.754.524.23
EUO-22.436.566.495.715.27
EUO-32.737.727.626.566.39
EUO-43.038.818.927.878.03
EUO-54.0312.0712.2210.2810.41