申请人:The Dow Chemical Company
公开号:US04661633A1
公开(公告)日:1987-04-28
The specification discloses a method for preparing quaternary ammonium salts by reacting a tertiary amine salt with a 2-oxazoline or 2-oxazine compound.
该规范披露了一种通过将三级胺盐与2-噁唑烷或2-噁唑烷化合物反应制备季铵盐的方法。