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Mechanical properties and thermal decomposition of PBAMO/GAP random block ETPE

  • Beijing Institute of Technology

科研成果: 期刊稿件文章同行评审

摘要

Poly(3,3-bisazidomethyl oxetane) (PBAMO) and glycidyl azide polymer (GAP) were terminated by diisocyanate (TDI) and then extended by 1,4-butanediol (BDO) to synthesis the PBAMO/GAP random block ETPE. The mechanical properties and thermal decomposition behavior of the ETPE were studied by tensile test, differential scanning calorimetry test and thermogravimetric analysis (TG) test. And the thermal decomposition mechanism was studied by TG/Fourier transform infrared/mass spectrometry system. The results indicated that the mechanical properties of the ETPE worked best at w(TDI + BDO) = 30 %. In addition, the ETPE had two decomposition processes, and the gas products mainly come from the first degradation stage of azide groups.

源语言英语
页(从-至)717-724
页数8
期刊Journal of Thermal Analysis and Calorimetry
126
2
DOI
出版状态已出版 - 1 11月 2016

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