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    • 1. 发明授权
    • Method for producing highly-branched glycidol-based polyols
    • 高度支化的缩水甘油基多元醇的制备方法
    • US06822068B2
    • 2004-11-23
    • US10335667
    • 2003-01-02
    • Alexander SunderRolf Mülhaupt
    • Alexander SunderRolf Mülhaupt
    • C08G6528
    • C08G18/48C08G65/22C08G65/2648
    • This invention relates to a process for the preparation of highly-branched polyols by polymerisation of glycidol in the presence of a hydrogen-active starter compound with basic catalysis, wherein glycidol is added in dilute solution and the solvent used for the dilution is continuously distilled off. The polyols thus prepared are colorless, contain as the core unit solely the starter compound used and have polydispersities of less than 1.7. The present invention also relates to polyols that comprise the reaction product of the polyols based on glycidol with one or more expoxide monomers. This invention also relates to a process for the preparation of these polyols.
    • 本发明涉及通过在具有碱催化作用的氢活化起始化合物存在下缩水甘油聚合来制备高支化多元醇的方法,其中将缩水甘油加入稀溶液中,用于稀释的溶剂被连续地蒸馏掉 。 如此制备的多元醇是无色的,仅含有起始化合物的核心单元,并且具有小于1.7的多分散性。 本发明还涉及包含基于缩水甘油的多元醇与一种或多种过氧化物单体的反应产物的多元醇。 本发明还涉及制备这些多元醇的方法。