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本文用IR光谱研究了由齐格勒系催化剂聚合的反式聚异戊二烯(TIR)的α和β型结晶体在低温下以及从室温到75℃加热时,每升高5℃的结构变化。
In this paper, the structural changes of α and β crystals of trans-polyisoprene (TIR) polymerized by Ziegler catalysis were studied by IR spectroscopy at low temperature and 5 ℃ when heated from room temperature to 75 ℃ .