Thermodynamics Research Center / ThermoML | Journal of Chemical and Engineering Data

Thermal Properties of Alkali Bis(pentafluoroethylsulfonyl)amides and Their Binary Mixtures

Kubota, K.[Keigo], Nohira, T.[Toshiyuki], Hagiwara, R.[Rika]
J. Chem. Eng. Data 2010, 55, 7, 2546-2549
ABSTRACT
Thermal properties of alkali bis(pentafluoroethylsulfonyl)amides, MPf2N (M = Li, Na, K, Rb, and Cs), and their binary mixtures have been revealed. Phase diagrams have been constructed for 10 binary systems, and their eutectic compositions and temperatures have been determined. It was found that the molten salt electrolytes with melting points in the intermediate temperature range (450 to 650) K are easily formed by mixing two kinds of single MPf2N salts.
Compounds
# Formula Name
1 C4F10LiNO4S2 lithium bis(pentafluoroethylsulfonyl)amide
2 C4F10NNaO4S2 sodium bis(pentafluoroethylsulfonyl)amide
3 C4F10KNO4S2 potassium bis(pentafluoroethylsulfonyl) amide
4 C4F10NO4RbS2 rubidium bis((perfluoroethyl)sulfonyl)amide
5 C4CsF10NO4S2 cesium bis((perfluoroethyl)sulfonyl)amide
Datasets
The table above is generated from the ThermoML associated json file (link above). POMD and RXND refer to PureOrMixture and Reaction Datasets. The compound numbers are included in properties, variables, and phases, if specificied; the numbers refer to the table of compounds on the left.
Type Compound-# Property Variable Constraint Phase Method #Points
  • POMD
  • 1
  • Triple point temperature, K ; Crystal 2
  • Crystal 2
  • Crystal 1
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 1
  • Normal melting temperature, K ; Crystal
  • Crystal
  • Liquid
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 2
  • Triple point temperature, K ; Crystal 2
  • Crystal 2
  • Crystal 1
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 2
  • Normal melting temperature, K ; Crystal
  • Crystal
  • Liquid
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 3
  • Triple point temperature, K ; Crystal 2
  • Crystal 2
  • Crystal 1
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 3
  • Normal melting temperature, K ; Crystal
  • Crystal
  • Liquid
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 4
  • Triple point temperature, K ; Crystal 2
  • Crystal 2
  • Crystal 1
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 4
  • Normal melting temperature, K ; Crystal
  • Crystal
  • Liquid
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 5
  • Triple point temperature, K ; Crystal 2
  • Crystal 2
  • Crystal 1
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 5
  • Normal melting temperature, K ; Crystal
  • Crystal
  • Liquid
  • Air at 1 atmosphere
  • DTA
  • 1
  • POMD
  • 1
  • 2
  • Eutectic temperature, K ; Crystal - 1
  • Crystal - 1
  • Crystal - 2
  • Liquid
  • Air at 1 atmosphere
  • DTA:
  • 1
  • POMD
  • 1
  • 2
  • Eutectic composition: mole fraction - 1 ; Crystal - 1
  • Crystal - 1
  • Crystal - 2
  • Liquid
  • Air at 1 atmosphere
  • OTHER::sMethod:DSC
  • 1
  • POMD
  • 1
  • 2
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 2; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 1
  • DTA
  • 4
  • POMD
  • 1
  • 2
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 2; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal of intercomponent compound 1
  • DTA
  • 3
  • POMD
  • 1
  • 2
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 2; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 2
  • DTA
  • 4
  • POMD
  • 1
  • 3
  • Eutectic temperature, K ; Crystal - 1
  • Crystal - 1
  • Crystal - 3
  • Liquid
  • Air at 1 atmosphere
  • DTA:
  • 1
  • POMD
  • 1
  • 3
  • Eutectic composition: mole fraction - 1 ; Crystal - 1
  • Crystal - 1
  • Crystal - 3
  • Liquid
  • Air at 1 atmosphere
  • OTHER::sMethod:DSC
  • 1
  • POMD
  • 1
  • 3
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 3; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 1
  • DTA
  • 7
  • POMD
  • 1
  • 3
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 3; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 3
  • DTA
  • 4
  • POMD
  • 1
  • 4
  • Eutectic temperature, K ; Crystal - 1
  • Crystal - 1
  • Crystal - 4
  • Liquid
  • Air at 1 atmosphere
  • DTA:
  • 1
  • POMD
  • 1
  • 4
  • Eutectic composition: mole fraction - 1 ; Crystal - 1
  • Crystal - 1
  • Crystal - 4
  • Liquid
  • Air at 1 atmosphere
  • OTHER::sMethod:DSC
  • 1
  • POMD
  • 1
  • 4
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 4; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 1
  • DTA
  • 7
  • POMD
  • 1
  • 4
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 4; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 4
  • DTA
  • 4
  • POMD
  • 1
  • 5
  • Eutectic temperature, K ; Crystal - 1
  • Crystal - 1
  • Crystal - 5
  • Liquid
  • Air at 1 atmosphere
  • DTA:
  • 1
  • POMD
  • 1
  • 5
  • Eutectic composition: mole fraction - 1 ; Crystal - 1
  • Crystal - 1
  • Crystal - 5
  • Liquid
  • Air at 1 atmosphere
  • OTHER::sMethod:DSC
  • 1
  • POMD
  • 1
  • 5
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 5; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 1
  • DTA
  • 7
  • POMD
  • 1
  • 5
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 5; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 5
  • DTA
  • 4
  • POMD
  • 2
  • 5
  • Eutectic temperature, K ; Crystal - 2
  • Crystal - 2
  • Crystal - 5
  • Liquid
  • Air at 1 atmosphere
  • DTA:
  • 1
  • POMD
  • 2
  • 5
  • Eutectic composition: mole fraction - 2 ; Crystal - 2
  • Crystal - 2
  • Crystal - 5
  • Liquid
  • Air at 1 atmosphere
  • OTHER::sMethod:DSC
  • 1
  • POMD
  • 2
  • 5
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 5; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 2
  • DTA
  • 7
  • POMD
  • 2
  • 5
  • Solid-liquid equilibrium temperature, K ; Liquid
  • Mole fraction - 5; Liquid
  • Pressure, kPa; Liquid
  • Liquid
  • Crystal - 5
  • DTA
  • 3