Sulfur tetrafluoride synthesis method and reaction system

The invention provides a sulfur tetrafluoride synthesis method and a reaction system, and relates to the technical field of chemical engineering. The sulfur tetrafluoride synthesis method comprises the following steps: fluorine gas and liquid sulfur are subjected to a gas-liquid reaction to generate sulfur tetrafluoride, the reaction pressure is 90-120KPa, and the distance between an outlet of the fluorine gas and the liquid level of the liquid sulfur during the reaction is 3-10mm. The method has the advantages that by controlling the reaction temperature, the reaction pressure and the gas-liquid distance, high-quality, stable and high-yield sulfur tetrafluoride can be realized, and the benefit maximization is realized. 本发明提出了一种四氟化硫的合成方法及反应系统，涉及化工技术领域。本发明提供的四氟化硫的合成方法，包括如下步骤：氟气与液硫进行气液反应生成四氟化硫，反应的压力为90-120KPa，反应时所述氟气的出口处离液硫液面距离为3～10mm。本发明的优点在于，通过控制反应温度、反应压力和气液距离，可以使得四氟化硫高质量稳定高产，实现效益最大化。