Thermodynamics of decomposition of titanium slag by alkali molten salt for preparation of titanium dioxide

doi:10.3969/j.issn.0438-1157.2012.06.002

CIESC Journal ›› 2012, Vol. 63 ›› Issue (6): 1669-1677.DOI: 10.3969/j.issn.0438-1157.2012.06.002

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Thermodynamics of decomposition of titanium slag by alkali molten salt for preparation of titanium dioxide

LI Jie1，WANG Yong2，HAN Yanfang1,3，QI Tao1

1The NationalEngineering Laboratory for Hydrometallurgical Cleaner Production Technology, Instituteof Process Engineering,Chinese Academic of Sciences, Beijing 100190， China；2Department ofPharmaceutical and Chemical 

Engineering,Hebei University of Science andTechnology, Shijiazhuang 050031，Hebei, China；
3Civil andEnvironment Engineering School, Universityof Science and Technology Beijing, Beijing 100083, China

Received:2011-09-13 Revised:2012-03-19 Online:2012-06-05 Published:2012-06-05

氢氧化钠熔盐分解钛渣制备二氧化钛的热力学分析

李洁1，王勇2，韩艳芳1,3，齐涛1

1中国科学院过程工程研究所湿法冶金清洁生产技术国家工程实验室，北京 100190；2河北科技大学
化学与制药工程学院，河北石家庄 050031；3北京科技大学土木与环境工程学院，北京 100083

通讯作者: 齐涛

Abstract

Abstract: According to titanium resources in China, a new process for production of titanium dioxide by decoposing titanium slag with NaOH molten salt was proposedThe thermodynamics of decomposition of titanium slag (70%

Key words: titanium slag, NaOH, molten salt, thermodynamic analysis

摘要： 针对我国钛资源特色，采用NaOH熔盐对钛渣进行分解制备二氧化钛是一种生产钛白的新工艺。以酸溶性钛渣（70%

关键词: 酸溶性钛渣, 氢氧化钠, 熔盐, 热力学分析

LI JieWANG YongHAN YanfangQI Tao. Thermodynamics of decomposition of titanium slag by alkali molten salt for preparation of titanium dioxide[J]. CIESC Journal, 2012, 63(6): 1669-1677.

李洁，王勇，韩艳芳，齐涛. 氢氧化钠熔盐分解钛渣制备二氧化钛的热力学分析[J]. 化工学报, 2012, 63(6): 1669-1677.

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Thermodynamics of decomposition of titanium slag by alkali molten salt for preparation of titanium dioxide

氢氧化钠熔盐分解钛渣制备二氧化钛的热力学分析

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