• 以淀粉乙二糖甙苯基次甲基异氰酸酯(PAPI)主要原料,对氨酯硬质泡沫塑料发泡工艺进行了研究。

    A polyurethane (PU) rigid foam was prepared, using PAPI and the polyether polyols deried from starch ethylene glycol glycoside (EGG) as the main materials, and the foaming processing was studied.

    youdao

  • 室温下,选用异氰酸酯材料合成一系列高硬度氨酯弹性体

    At room temperature, polyether-polybasic alcohol, polyisocyanate and so on were used as mainly materials to synthesize a series of high-hardness polyether urethane elastomers.

    youdao

  • 室温下,选用异氰酸酯材料合成一系列高硬度氨酯弹性体

    At room temperature, polyether-polybasic alcohol, polyisocyanate and so on were used as mainly materials to synthesize a series of high-hardness polyether urethane elastomers.

    youdao

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