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4-羟基苯甲醛及其溴代物固液平衡数据测定与关联

魏东炜 姜浩锡 袁继堂 井欣

化工学报2003,Vol.54Issue(10):1459-1462,4.
化工学报2003,Vol.54Issue(10):1459-1462,4.

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

魏东炜 1姜浩锡 1袁继堂 1井欣1

作者信息

  • 1. 天津大学石油化工技术开发中心,天津,300072
  • 折叠

摘要

Abstract

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 both satisfactory.

关键词

固液平衡/4-羟基苯甲醛/3-溴-4-羟基苯甲醛/3,5-二溴-4-羟基苯甲醛/关联/差示扫描量热法

Key words

solid-liquid equilibrium, 4-hydroxybenzaldehyde, 3-bromo-4-hydroxybenzaldehyde,3,5-dibromo-4-hydroxybenzaldehyde, correlation, differential scanning calorimetry

分类

化学化工

引用本文复制引用

魏东炜,姜浩锡,袁继堂,井欣..4-羟基苯甲醛及其溴代物固液平衡数据测定与关联[J].化工学报,2003,54(10):1459-1462,4.

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