Taking methanol and maleic anhydride as feed, several catalysts were tested under a given condition to determine the best one according to the selectivity of dimethyl maleate.

  • 在强酸性阳离子交换树脂催化剂的作用下,以甲醇与顺丁烯二酸酐为原料进行催化蒸馏合成顺丁烯二酸二甲酯的研究。

  • 互联网摘选 2025-01-20 12:31:13

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句