ENGELHARD DE MEERN B.V.
De Meern, NL
|ENGELHARD DE MEERN B.V. Patent applications|
|Patent application number||Title||Published|
|20090082595||Process for the production of phosphorous compounds - 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 ion-exchange resin.||03-26-2009|