锂辉石晶型转化与多元提锂技术的研究进展  

Research Progress on Crystal Transformation and Lithium Extraction Technology of Spodumene

作　　者：贾贵斌 宋小鹏 喻天健 彭启行 JIA Guibin;SONG Xiaopeng;YU Tianjian;PENG Qixing

机构地区：[1]江西云威新材料股份有限公司,江西宜春336000

出　　处：《上海化工》2025年第1期54-58,共5页Shanghai Chemical Industry

基　　金：宜春市重点研发计划项目(2023ZDYFJH04)。

摘　　要：综述了焙烧过程中锂辉石晶型转化的研究进展,并对相变路径的影响因素进行了讨论。重点介绍了石灰石焙烧法、硫酸焙烧法、纯碱压煮法和氯化焙烧法等锂辉石提锂技术,客观分析了这些技术的反应原理、生产特点、应用现状、在环保方面的潜力,以及未来发展前景及局限性,并提出了我国提锂技术的改进方向。This article reviews the research progress on the crystal transformation of spodumene during the roasting process,and discusses the influencing factors of the phase transition path.The key technologies for lithium extraction from spodumene,such as limestone roasting,sulfuric acid roasting,soda ash pressure boiling,and chloride roasting,are introduced.The reaction principles,production characteristics,application status,environmental potential,development prospects,and limitations of these technologies are objectively analyzed,and the improvement direction of lithium extraction technology in China are proposed.

关 键 词：锂辉石 晶型转变 提锂工艺 锂盐 

分 类 号：TQ051[化学工程]