Measurements and Correlation of Hydrogen-Bonding Vapor Sorption Equilibrium Data of Binary Polymer Solutions

Jin Keun Jung, Seung Nam Joung, Hun Yong Shin, Sun Young Kim, Ki Pung Yoo, Wansoo Huh, Chul Soo Lee

Research output: Contribution to journalArticlepeer-review

13 Scopus citations

Abstract

Vapor sorption equilibrium data often binary polymer/solvent systems were measured using sorption equilibrium cell equipped with a vacuum electromicrobalance. Tested solvents were water, methanol, ethanol and npropanol and polymer solutes were poly(ethylene glycol), poly(propylene glycol), poly(tetramethylene glycol) and poly(ethylene oxide). The measured sorption obtained in the present work, were compared with existing literature data and the degree of reliability of the measured data was discussed. Vapor sorption equilibrium data obtained in the present study were correlated by UNIQUAC model and the multi-fluid non-random lattice fluid hydrogen bonding equation of state (MF-NLF-HB EOS) recently proposed by the present authors.

Original languageEnglish
Pages (from-to)296-300
Number of pages5
JournalKorean Journal of Chemical Engineering
Volume19
Issue number2
DOIs
StatePublished - Mar 2002

Keywords

  • MF-NLF-HB EOS
  • Polymer-Solvent Systems
  • UNIQUAC Model
  • Vapor Sorption Equilibrium

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