| 复分解四步循环法制取硫酸钾新工艺 |
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| 引用本文： | 谭淑珍,张罡,沈晃宏.复分解四步循环法制取硫酸钾新工艺[J].化工进展,2002,21(12):949-951. |
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| 作者姓名： | 谭淑珍 张罡 沈晃宏 |
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| 作者单位： | 1. 岳阳师范学院西院化工系,岳阳,414000
2. 岳阳市化工蓄电池厂,岳阳,414000 |
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| 摘 要： | 介绍了制取硫酸钾的一种新工艺－－复分解四步循环法，即氯化钾与硫酸铵反应生成硫酸钾铵与氯化铵钾，硫酸钾铵再与氯化钾溶液反应生成硫酸钾，氯化铵钾再与硫酸铵溶液反应生成氯化铵。整个工艺全封闭循环生产，产品硫酸钾K2O质量分数≥50％，钾收率达92％。
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| 关 键 词： | 复分解四步循环法 制取 硫酸钾 新工艺 |
| 文章编号： | 1000-6613(2002)12-0949-03 |
| 修稿时间： | 2002年8月8日 |
New Process of Manufacturing Potassium Sulfate by Four-step-circulation Method of Double Decomposition Reaction |
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| Tan Shuzhen ,Zhang Gang ,Shen Huanghong.New Process of Manufacturing Potassium Sulfate by Four-step-circulation Method of Double Decomposition Reaction[J].Chemical Industry and Engineering Progress,2002,21(12):949-951. |
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| Authors: | Tan Shuzhen Zhang Gang Shen Huanghong |
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| Affiliation: | Tan Shuzhen 1,Zhang Gang 2,Shen Huanghong 1 |
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| Abstract: | Potassium chloride reacts with ammonium sulfate to form ammonium potassium sulfate and ammonium potassium chloride,then the former product reacts with potassium chloride solution to form potassium sulfate,and the later product reacts with ammonium sulfate solution to form ammonium chloride.The whole process is closed and circulated,the content of potassium oxide in the product potassium sulfate is less than 50%,the yield of potassium is 92%. |
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| Keywords: | potassium sulfate (K 2SO 4) double decomposition reaction four-step-circulation method |
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