介绍了四氢呋喃聚醚(PTMG)聚氨酯弹性体的性能。讨论了其化学结构对PU弹性体环境性能的影响。

The properties of PTMG-PU were introduced in this paper, and the effects of the chemical structure on the PU elastomer properties were also discussed.

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其次，本文用正交实验设计和单因素寻优等有关实验方法对端羟基环氧环己烷-四氢呋喃共聚醚的合成工艺进行了研究。

Secondly, with the orthogonal design method and single-factor-experiment, the technics of synthesizing Hydroxyl-terminated copolymer of CHO -thf have been studied in this paper.

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