关于从锂瓷石矿原料中提取锂方法分析研究  

Analysis and Research on the method of extracting lithium from lithium porcelainstonein China

作　　者：吴进方 曾小毛 刘剑叶 南天 南东东 WU Jin-fang;ZENG Xiao-mao;LIU Jian-ye;NAN Tian;NAN Dong-dong(Jiangxi Nanshi lithium battery new materials Co.,Ltd,Yichun 336100,China)

机构地区：[1]江西南氏锂电新材料有限公司,江西宜春336100

出　　处：《世界有色金属》2020年第12期125-126,共2页World Nonferrous Metals

摘　　要：锂是一种重要的稀有金属元素,是现代能源革命的关键元素,具有极高的电化学活性、比热容、氧化还原电位等优异性质,随着国家新能源发展,锂的需求也越来越大。本研究以锂瓷石矿为原料,研究直接从锂瓷石矿物中提炼锂的技术方法,实验表明,本文提出的锂元素提取方法能够有效的提高锂的浸出率,固液分离后锂盐含量可达99.5%,同时锂的回收率可达到85%~90%。该方法生产工艺简单、可靠、生产成本低,有利于实现工业化生产。Lithium is an important rare metal element and a key element of modern energy revolution.It has high electrochemical activity,specific heat capacity,oxidation-reduction potential and other excellent properties.With the development of new energy,the demand for lithium is increasing.In this study,lithium was directly extracted from lithium porcelain stone.The results show that the lithium extraction method proposed in this paper can effectively improve the leaching rate of lithium.After solid-liquid separation,the lithium salt content can reach to 99.5%,and the recovery rate of lithium can reach to 85%~90%.The production process is simple,reliable and low cost,which is conducive to the realization of industrial production.

关 键 词：锂瓷石 锂提取 技术方法 

分 类 号：P619.2[天文地球—矿床学]