• Polymer phase transfer catalyst was a good catalyst.

    高分子转移催化剂一种良好的催化剂。

    youdao

  • Polyvinyl chloride-polyethylene polyamine resin is a new polymer phase transfer catalyst.

    新型高分子转移催化剂

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  • Polymer imidazole salt 1 is a new kind of polymer phase transfer catalyst, which has the advantages of convenience for preparation, good thermal stability, and high catalytic activity.

    高分子咪唑1种新型高分子转移催化剂具有制备简单、稳定性、催化活性高等特点。

    youdao

  • Polymer imidazole salt 1 is a new kind of polymer phase transfer catalyst, which has the advantages of convenience for preparation, good thermal stability, and high catalytic activity.

    高分子咪唑1种新型高分子转移催化剂具有制备简单、稳定性、催化活性高等特点。

    youdao

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