Fig. 3: Preparation and characterization of rubbery BMA-TMEN.

a Schematic of the polymer network BMA-TMEN synthesized by the polycondensation of TMEN and BMA in the presence of triethylamine. b FT-IR spectra of TMEN, BMA-TMEN and BMA. c Stress-strain curve of BMA-TMEN. d Normalized stress relaxation curves of BMA-TMEN. e Arrhenius plot of the characteristic relaxation time against inverse temperature.