(Vapour + liquid) equilibria of the {1,1-difluoroethane (HFC-152a) + n-butane (HC-600)} system

Jihoon Im, Gangwon Lee, Yong Jin Lee, Hwayong Kim

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14 Scopus citations

Abstract

Binary (vapour + liquid) equilibrium data were obtained for the {1,1-difluoroethane (HFC-152a) + n-butane (HC-600)} system at temperatures from 313.15 K to 363.15 K. These experiments were carried out with a circulating-type apparatus with on-line gas chromatography. The experimental data were correlated well by Peng-Robinson equation of state using the Wong-Sandler mixing rules. This system shows positive azeotropic phase behaviour.

Original languageEnglish
Pages (from-to)1164-1167
Number of pages4
JournalJournal of Chemical Thermodynamics
Volume39
Issue number8
DOIs
StatePublished - Aug 2007
Externally publishedYes

Bibliographical note

Funding Information:
This work was supported by the Brain Korea 21 Program supported by the Ministry of Education and by the National Research Laboratory (NRL) Program supported by Korea Institute of S&T Evaluation and Planning.

Keywords

  • (Vapour + liquid) equilibria
  • 1,1-Difluoroethane (HFC-152a)
  • n-Butane (HC-600)

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