水氯镁石

示差扫描量热法研究水氯镁石脱水过程的动力学

Study of Kinetics of the Dehydration Process of Bischofite by DSC

水氯镁石制备高纯氢氧化镁阻燃剂的研究

Study on the Preparation of High Purity Magnesium Hydroxide Flame Retardant from Bischofite

盐湖富产水氯镁石氨法脱水制备电解镁用无水氯化镁的化学研究油田污水中油和COD的电化学降解脱除实验

Studies on the Preparation of Anhydrous MgCl_2 Used in Manufacture of Metal Magnesium from Bischofite Abundant in Salt Lakes by Ammoniation Processes ; Electrochemical degradation of oil and COD in wastewater produced by oilfields

盐湖提钾后的水氯镁石为原料，以Na2CO3作沉淀剂，采用化学方法中的液相沉淀法制备碱式碳酸镁。

Using bischofite as raw materials , Na_2CO_3 as precipitant , basic magnesium carbonate was prepared by liquid deposition method through studying , the suitable process parameters were obtained .

丁醇溶剂络合与氨螯合结晶结合起来的工艺，可以脱掉水氯镁石中99.5%以上的结晶水，并且脱水产物中MgO含量低于0.5%。

More than 99.5 % coordinated water molecules in bischofite can be removed by the technology combined butanol complex and ammonia chelate crystallization , and the content of MgO in anhydrous magnesium chloride can be lower than 0.5 % .

当超声波预处理水氯镁石丁醇溶液时间为15min及丁醇的添加总量为原始添加量的10倍时，水氯镁石的脱水率达到90.25%；

The dewatering rate reaches 90.25 % when ultrasonic pretreatment time is 15 min and the total amount of butanol reaches 10 times of original butanol .

对水氯镁石丁醇溶液进行超声波预处理，有利于降低溶剂的用量、并可提高脱水率；本研究中，超声波预处理的较佳时间为15min。

Pretreating the bischofite butanol solution with ultrasound is effective on reducing the additive amount of butanol and increasing the DPB . In this work , the optimum pretreatment time is 15 min.

水氯镁石脱水研究的进展与展望

Study Progress on the Dehydration of Magnesium Chloride and Outlook

水氯镁石丁醇络合&氨螯合结晶脱水研究

Study on the Dehydration of Bischofite by Butanol Solvent Complex-Ammonia Chelate Crystallization

盐湖水氯镁石制取轻质氧化镁的工艺

Technology of preparation for light magnesium oxide from bischofite

青海盐湖水氯镁石制备高纯镁砂研究

Studies on Preparation of High Purity Magnesia from Bischofite in QingHai Salt Lakes

水氯镁石中的结晶水很难在此过程中全部脱除。

It is very difficult to remove all coordinated water molecules during this process .

水氯镁石脱水工艺的研究进展

Development of Bischofite Dehydration Technology

水氯镁石脱水尾气中水和氯化氢含量检测

Determining the Content of Water and Hydrogen Chloride in the Rare Gas in the Process of the Dehydration of Bischofite

研究结果表明：在连续蒸馏法脱水过程中，水氯镁石的脱水率随着丁醇用量的增加而提高；

The results show that the dehydration efficiency improves with the increase of the amount of butanol during the continuous distillation dehydration process ;

应用相图理论，描述了水氯镁石与废硫酸生产盐酸工艺中的副产品硫酸镁与氯化钾制取硫酸钾工艺的试验数据与结果。

Based on the phase diagram theory , This paper describes the experimental data and result of potassium sulfate production process from magnesium sulfate and potassium chloride .

通常情况下，往水氯镁石中直接通氨气不能得到无水氯化镁；

The main conclusions and findings can be summarized as follows : ( 1 ) Anhydrous magnesium chloride can not be obtained while gaseous ammonia is directly introduced into bischofite .