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有机溶剂法无水氯化镁的制备与表征

Preparation and Characterization of Anhydrous Magnesium Chloride in Organic Solvent

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【作者】 周宁波陈白珍何新快李义兵

【Author】 ZHOU Ning-Bo*,1,2 CHEN Bai-Zhen1 HE Xin-Kuai1,3 LI Yi-Bing1(1School of Metallurgical Science and Technology, Central South University, Changsha 410083)(2Department of Chemistry and Chemical Engineering, Hunan Institute of Science and Technology, Yueyang 414000)(3Zhuzhou Institute of Technology, Zhuzhou 412008)

【机构】 中南大学冶金科学与工程学院中南大学冶金科学与工程学院 长沙410083湖南理工学院化学化工系岳阳414000长沙410083长沙410083株洲工学院株洲412008长沙410083

【Abstract】 Ammonium carnallite was synthesized by hydrated magnesium chloride in salt lake and ammonium chloride solution. Dehydrated ammonium carnallite was dissolved in methanol under low temperature by feeding ammonia, to prepare anhydrous magnesium chloride. The results show that anhydrous magnesium chloride contains magnesium oxide in an amount less than 0.1% by weight, the yield of magnesium chloride was above 99.5%. Ammonium carnallite, ammoniation magnesium chloride and anhydrous magnesium chloride were characterized by thermoanalysis, X-ray powder diffraction and scanning electron microscopy.

【基金】 青海省重大科技攻关项目(No.2002鄄G鄄101)
  • 【文献出处】 无机化学学报 ,Chinese Journal of Inorganic Chemistry , 编辑部邮箱 ,2005年02期
  • 【分类号】TS396
  • 【被引频次】14
  • 【下载频次】547
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