4-羟基苯甲醛及其溴代物固液平衡数据测定与关联  

MEASURMENT AND CORRELATION OF SOLID-LIQUID EQUILIBRIA OF 4-HYDROXYBENZALDEHYDE AND ITS BROMO-COMPOUNDS

作　　者：魏东炜[1] 姜浩锡[1] 袁继堂[1] 井欣[1] 

机构地区：[1]天津大学石油化工技术开发中心,天津300072

出　　处：《化工学报》2003年第10期1459-1462,共4页CIESC Journal

摘　　要：Solid liquid equilibrium data for three binary systems: 4 hydroxybenzaldehyde/3 bromo 4 hydroxybenzaldehyde,4 hydroxybenzaldehyde/3,5 dibromo 4 hydroxybenzaldehyde,3 bromo 4 hydroxy benzaldehyde/3,5 dibromo 4 hydroxybenzaldehyde were determined by differential scanning calorimetry and corresponding phase diagrams were given λh equation and Wilson equation were used to correlate the data It was shown that the results obtained by two models were bothSolid liquid equilibrium data for three binary systems: 4 hydroxybenzaldehyde/3 bromo 4 hydroxybenzaldehyde,4 hydroxybenzaldehyde/3,5 dibromo 4 hydroxybenzaldehyde,3 bromo 4 hydroxy benzaldehyde/3,5 dibromo 4 hydroxybenzaldehyde were determined by differential scanning calorimetry and corresponding phase diagrams were given λh equation and Wilson equation were used to correlate the data It was shown that the results obtained by two models were both satisfactory

关 键 词：固液平衡4-羟基苯甲醛 3一溴一4一羟基苯甲醛 3 5-二溴-4-羟基苯甲醛关联 差示扫描量热法 

分 类 号：TQ013.1[化学工程]