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Dortmund Data Bank
Thermophysical Data for Process Design
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Query

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DDB# Name CAS-RN Formula
1158 Difluoromethane [R32] 75-10-5 CH2F2 Overview Details
1224 Pentafluoroethane [R125] 354-33-6 C2HF5 Overview Details
17173 1-Butyl-3-methylimidazolium tetrafluoroborate 174501-65-6 C8H15BF4N2 Overview Details
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Mixture Data

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Vapor-Liquid Equilibria (VLE)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 103 5
1224 Pentafluoroethane [R125] 1

Heats of Mixing (HE)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 1 n.a.
1224 Pentafluoroethane [R125] n.a.

Gas Solubilities (GLE)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] n.a. 1
1224 Pentafluoroethane [R125] n.a.

(A)zeotropic Data (AZD)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 53 n.a.
1224 Pentafluoroethane [R125] n.a.

Densities and Volumes of Mixtures, Excess Volumes (VE)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 11 n.a.
1224 Pentafluoroethane [R125] n.a.

Critical Data of Mixtures (CRI)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 10 n.a.
1224 Pentafluoroethane [R125] n.a.

Mixture Viscosities (VIS)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 39 n.a.
1224 Pentafluoroethane [R125] n.a.

Mixture Surface Tensions (MSFT)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 8 n.a.
1224 Pentafluoroethane [R125] n.a.

Mixture Speeds of Sound (MSOS)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 13 n.a.
1224 Pentafluoroethane [R125] n.a.

Mixture Thermal Conductivities (MTCN)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 55 n.a.
1224 Pentafluoroethane [R125] n.a.

Mixture Dielectric Constants (MDEC)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 10 n.a.
1224 Pentafluoroethane [R125] n.a.

Mixture P-v-T Data (MPVT)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 153 n.a.
1224 Pentafluoroethane [R125] n.a.

Diffusion Coefficients (DIF)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] n.a. 4
1224 Pentafluoroethane [R125] n.a.

Further Thermodynamic Properties (X)
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 3 n.a.
1224 Pentafluoroethane [R125] n.a.

Total
DDB# Name 1224 17173 1-Butyl-3-methylimidazolium tetrafluoroborate
1158 Difluoromethane [R32] 459 10
1224 Pentafluoroethane [R125] 1

Dortmund Data Bank Version: February 2024
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