氟硅酸法制备无水氟化氢工艺概述  

Overview of preparation of anhydrous hydrogen fluoride by fluosilicic acid method

作　　者：姜国庆 陈宏坤 JIANG Guoqing;CHEN Hongkun(Hubei Provincial Engineering Research Center of Efficient Utilization of Nutrient Resources,Jingmen 448000,China;Xinyangfeng Agricultural Technology Co.,Ltd.,Jingmen 448000,China)

机构地区：[1]养分资源高效利用湖北省工程研究中心,湖北荆门448000 [2]新洋丰农业科技股份有限公司,湖北荆门448000

出　　处：《生态产业科学与磷氟工程》2025年第1期69-73,共5页Eco-industry Science & Phosphorus Fluorine Engineering

基　　金：荆门市2023年度“JD”技术攻关工程项目。

摘　　要：综述氟硅酸法制备无水氟化氢的工艺现状,详细介绍直接法、间接法等主要工艺流程,以及贵州开磷集团股份有限公司、云南云天化股份有限公司、多氟多新材料股份有限公司等企业的工艺实践;分析氟硅酸法生产无水氟化氢未来发展趋势,指出氟硅酸法无水氟化氢产能将持续增长,氟硅酸法无水氟化氢与将与低品位伴生萤石法无水氟化氢进行成本竞争,向降本方向发展。展望未来工艺研究和优化,为氟硅酸法制备无水氟化氢的工艺优化和资源综合利用提供参考。The present situation of preparation of anhydrous hydrogen fluoride by fluosilicic acid method is summarized.The main technological processes such as direct method and indirect method,as well as the technological practices of Guizhou Kailin Group Co.,Ltd.,Yunnan Yuntianhua Co.,Ltd.,Do-Fluoride New Materials Co.,Ltd.and other enterprises are introduced.At the same time,the future development trend of producing anhydrous hydrogen fluoride by fluosilicic acid method is analyzed.It is pointed out that the production capacity of anhydrous hydrogen fluoride by fluorosilicic acid method will continue to increase,and there will be cost competition between fluorosilicic acid method anhydrous hydrogen fluoride and low-grade associated fluorite method anhydrous hydrogen fluoride,the fluorosilicic acid method anhydrous hydrogen fluoride process will develop towards cost reduction.Finally,the future process research and optimization are prospected,which provides a reference for the process optimization and comprehensive utilization of resources for the preparation of anhydrous hydrogen fluoride by fluosilicic acid method.

关 键 词：氟硅酸法 无水氟化氢 工艺现状 发展趋势 资源利用 

分 类 号：TQ124.3[化学工程—无机化工]