首页>
外国专利>
Process for the preparation of predominantly pure and colorless N- (dichlorphosphoryl) trichlorphosphazen
Process for the preparation of predominantly pure and colorless N- (dichlorphosphoryl) trichlorphosphazen
展开▼
机译:主要制备纯净和无色的N-(二氯磷酰基)三氯磷腈的方法
展开▼
页面导航
摘要
著录项
相似文献
摘要
The process comprises a treatment with SO2 of the mixture resulting from the reaction of PCl5 and of NH4Cl followed by passing the reaction mixture through a thin-layer evaporator before distillation of the crude P2NOCl5 present in the said mixture. …??This technique makes it possible to remove and subsequently condense SO2, POCl3 and SOCl2 under mild pressure and temperature conditions.
展开▼