• 报道了苯基甲烷异氰酸酯(MDI)、聚醚多元醇及乙醇胺原料合成硬质聚氨酯微球方法。

    The preparation of rigid polyurethane microsphere using MDI and N330 as the raw materials was reported.

    youdao

  • 报道了苯基甲烷异氰酸酯(MDI)、聚醚多元醇及乙醇胺原料合成硬质聚氨酯微球方法。

    The preparation of rigid polyurethane microsphere using MDI and N330 as the raw materials was reported.

    youdao

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