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  • The polyurethane was composite modified with dimethyl silicon oil and epoxy resin, and a modified polyurethane waterproof coating was prepared.

    以二甲基硅油和环氧树脂对聚氨酯进行复合改性，制备改性聚氨酯防水涂料。

    youdao

  • The polyurethane was composite modified with dimethyl silicon oil and epoxy resin, and a modified polyurethane waterproof coating was prepared.

    以二甲基硅油和环氧树脂对聚氨酯进行复合改性，制备改性聚氨酯防水涂料。

    youdao

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