申请人:ENGELHARD CORPORATION
公开号:EP1816132A1
公开(公告)日:2007-08-08
The invention is directed to a process for the production of certain phosphorous, namely urea, thio-urea and sulphonamide phosphorous compounds. The present invention provides a process for the production of phosphorous compounds which process allows an easy and effective separation of the reaction products from impurities by applying a solid alkaline ionexchange resin.
本发明涉及一种生产某些磷,即尿素、硫代尿素和磺酰胺磷化合物的工艺。本发明提供了一种生产磷化合物的工艺,该工艺通过使用固体碱性离子交换树脂,可以方便有效地将反应产物与杂质分离。