量热技术在硼酸盐体系热力学性质研究中的应用  

Application of Calorimetry to the Study of Thermodynamic Properties of Borate Systems

作　　者：邓天龙[1] 李晶[1] 李珑[1] 张思思[1] 郭亚飞[1] 

机构地区：[1]天津科技大学化工与材料学院,天津市海洋资源与化学重点实验室,天津300457

出　　处：《天津科技大学学报》2016年第2期6-12,共7页Journal of Tianjin University of Science & Technology

基　　金：国家自然科学基金资助项目(21276194,41306136,U14076113);天津市高等学校科研创新团队项目(TD12-5004)

摘　　要：硼酸盐晶体因其优越性能在移动通信等高新技术领域有着广泛应用,开展硼酸盐及其水溶液体系热力学性质的研究对于硼酸盐合成和含硼卤水资源综合利用有着重要的意义.量热技术是高精度测定硼酸盐固体及其水溶液热力学性质的有效方法和手段,本文从量热技术特点、碱金属硼酸盐和碱土金属硼酸盐标准摩尔生成焓、硼酸盐水溶液体系热力学性质等方面进行了归纳总结,提出了硼酸盐热力学性质研究存在的问题和未来的发展趋势.Owing to the high performance of borate crystals,they are widely used in the fields of mobile communicationsand other high technology.Researches on the thermodynamic properties of aqueous borate systems are essential for the synthesisof borates and the comprehensive utilization of boron-containing brine resources.The calorimeter technique is a newexperimental precision method for thermodynamic property measurement.The characteristics of calorimetric technique,standard molar formation enthalpies of alkalis borates and alkalis earth borates,and the thermodynamic properties of aqueousborate systems were summarized in this paper.The key problems in the study of the thermodynamic properties of borates andthe new trend in the future were also pointed out.

关 键 词：硼酸盐 量热法 热力学性质 

分 类 号：O645.16[理学—物理化学]