共沸点蒸馏指蒸馏中破坏共沸组成进行蒸馏或分馏的一系列技术。在化学工程中,共沸蒸馏 通常指的是某种加入一种组分以产生一种新的,非均相低沸点共沸点物的技术,(例如产生两种不能互溶的液体相),如在水和乙醇中加入苯。这一加入一种能导致分相的共沸剂的操作即是工业上的共沸蒸馏操作方法中的一部分,或是与其的结合。在某种意义上,加入一种共沸剂与萃取蒸馏是类似的。
...一般精馏(Ordinary distillation) 共沸蒸馏(Azeotropicdistillation)吸收(Absorption) 共沸蒸馏(Reactive distillation)再沸吸收(Reboiledabsorption) RadFrac 适用的体系汽提(Stripping) 两相蒸馏体系(Two-phase systems)再沸汽提(Reboiledst...
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The results show that thewater in silica gel can be effectively removed by azeotropic distillation and the formation of hard agglomerates in the drying process is prevented.
结果表明,共沸蒸馏法能有效的脱除SiO_2凝胶中的水,防止干燥过程中颗粒间硬团聚的形成。
参考来源 - 纳米SiOThen let the production dry, which apply four methods including nature drying, oven drying, azeotropic distillation drying, and vacuum distillation drying.
水解结束后得到的湿凝胶分别进行自然干燥,烘箱干燥,常压共沸蒸馏,真空加热蒸馏处理得到复合氢氧化物干凝胶。
参考来源 - 镁铝双金属醇盐溶胶凝胶法制备MgAl·2,447,543篇论文数据,部分数据来源于NoteExpress
对泡沫悬浮法和共沸蒸馏法的防团聚效果进行了系统比较。
The nano sized TiO2 powder prepared by foam flotation method was compared with the sample prepared by azeotropic distillation method.
对泡沫悬浮法和共沸蒸馏法的防团聚效果进行了系统比较。
The nanosized TiO2 powder prepared by foam flotation method was compared with the sample prepared by azeotropic distillation method.
介绍了以甲醇钠甲醇溶液与氯仿为原料,采用共沸蒸馏法制备原甲酸三甲酯的改进工艺。
An improved method of synthesizing trimethyl orthoformate through azeotropic distillation by taking sodium methoxide in methanol and chloroform as raw materials has been presented by the author.
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