制造扩链羟乙基亚乙基胺、亚乙基胺或其混合物的方法

文档序号:1471589 发布日期:2020-02-21 浏览:37次 >En<

阅读说明:本技术 制造扩链羟乙基亚乙基胺、亚乙基胺或其混合物的方法 (Method for producing chain-extended hydroxyethylethyleneamines, ethyleneamines or mixtures thereof ) 是由 A·J·B·坦恩凯特 M·J·T·拉吉马克斯 R·维尼曼 K·F·莱克 R·K·贝格 E· 于 2018-03-12 设计创作,主要内容包括:本发明涉及一种制备羟乙基亚乙基胺、亚乙基胺或其混合物和/或其亚乙基脲衍生物的方法,包括使二乙醇胺与包含至少两个–NH?单元的胺官能化合物在碳氧化物输送剂存在下反应的步骤,其中至少一个–NH?单元选自伯胺基团和环状仲胺基团,胺官能化合物包含至少一个–NH?CH2?CH2?NH?单元,其中胺官能化合物中的一个或多个?NH?CH2?CH2?NH?单元可以环状亚乙基脲结构部分、哌嗪结构部分或直链亚乙基脲结构部分的形式存在,其中?胺官能化合物与二乙醇胺的摩尔比为至少0.2:1,?碳氧化物输送剂与胺官能化合物中的–NH?CH2?CH2?NH?单元的摩尔比为至少0.1:1。本发明能够由作为有吸引力的原材料的二乙醇胺获得高级羟乙基亚乙基胺、亚乙基胺或其混合物和/或其亚乙基脲衍生物。(The present invention relates to a process for the preparation of hydroxyethylethylene amine, ethylene amine or mixtures thereof and/or ethylene urea derivatives thereof comprising the step of reacting diethanolamine with an amine functional compound comprising at least two-NH-units, wherein at least one-NH-unit is selected from the group consisting of primary amine groups and cyclic secondary amine groups, in the presence of a carbon oxide delivery agent, the amine functional compound comprising at least one-NH-CH 2-CH 2-NH-unit, wherein one or more-NH-CH 2-CH 2-NH-units in the amine functional compound may be present in the form of a cyclic ethylene urea moiety, a piperazine moiety or a linear ethylene urea moiety, wherein the molar ratio of-amine functional compound to diethanolamine is at least 0.2:1, the molar ratio of carbon oxide delivery agent to-NH-CH 2-CH 2-NH-units in the amine functional compound is at least 0.2:1 At least 0.1: 1. The present invention enables higher hydroxyethylethyleneamines, ethyleneamines or mixtures thereof and/or ethyleneurea derivatives thereof to be obtained from diethanolamine, which is an attractive starting material.)

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