1 / 2

起昙现象

起昙现象. 起昙现象的含义. 温度升高而使含表面活性剂的溶液由澄明变为浑浊 的现象 （又称起浊）. 某些含聚氧乙烯基的 非离子型表面活性剂 的溶解度，开始时随温 度升高而增大，当上升 到某一温度后，其溶解 度急剧下降，是制得的 澄明溶液变为浑浊，甚 至分层，但冷却后又恢 复为澄明. 昙点. 出现起昙时的温度称为昙点（ 又称浊点）. 注：表面活性剂的溶解度与 温度有关. 。.

nida
Télécharger la présentation

起昙现象

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. 起昙现象

  2. 起昙现象的含义 温度升高而使含表面活性剂的溶液由澄明变为浑浊的现象 （又称起浊） 某些含聚氧乙烯基的 非离子型表面活性剂 的溶解度，开始时随温 度升高而增大，当上升 到某一温度后，其溶解 度急剧下降，是制得的 澄明溶液变为浑浊，甚 至分层，但冷却后又恢 复为澄明 昙点 出现起昙时的温度称为昙点（ 又称浊点） 注：表面活性剂的溶解度与温度有关 。

More Related