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Multiblock Copoly(urethane-imide)s with the Properties of Thermoplastic Elastomers

机译:多嵌段共聚(氨基甲酸酯 - 酰亚胺)S具有热塑性弹性体的性质

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摘要

A review of the works performed at the Institute of Macromolecular Compounds, Russian Academy of Sciences in the field of multiblock copoly(urethane-imide)s, a relatively new subclass of thermally stable polymers, is presented. The synthesis of the representative family of copoly(urethane-imide)s different in the chemical structure and ratio of flexible polyester/polyether and rigid urethane-imide blocks is performed. Mixed compounds composed of synthesized copoly(urethane-imide)s and thermoplastic polyimides are obtained. The effect of the chemical structure of the flexible and rigid blocks and their ratio on the glass and melting transitions of the studied polymer systems is investigated. Polymer systems that form stable melts and are suitable for processing to thick-wall products, thermoplastic elastomers, are proposed.
机译:本文综述了俄罗斯科学院高分子化合物研究所在多嵌段共聚物(聚氨酯酰亚胺)领域所做的工作。多嵌段共聚物是一种相对较新的热稳定聚合物亚类。合成了具有代表性的共聚系列(聚氨酯酰亚胺),其化学结构和柔性聚酯/聚醚与刚性聚氨酯酰亚胺嵌段的比例不同。得到了由合成的共聚物(聚氨酯酰亚胺)和热塑性聚酰亚胺组成的混合化合物。研究了柔性块和刚性块的化学结构及其比例对所研究聚合物体系的玻璃化转变和熔融转变的影响。提出了形成稳定熔体并适合加工厚壁产品的聚合物体系,即热塑性弹性体。

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  • 来源
    《Polymer science, Series C》 |2020年第2期|共21页
  • 作者单位

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

    Russian Acad Sci Inst Macromol Cpds St Petersburg 199004 Russia;

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  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类 有机化学;
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