Home Symbol which looks like a small house Up Solid circle with an upward pointer in it

Polytetrahydrofuran


Condensed phase thermochemistry data

Go To: Top, Phase change data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing

Quantity Value Units Method Reference Comment
solid,1 bar83.06J/mol*KN/ALebedev and Lityagov, 1977 

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
81.30200.Lebedev and Lityagov, 1977T = 5 to 400 K. Transition region at 298.15 K.

Phase change data

Go To: Top, Condensed phase thermochemistry data, References, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Data compiled by: Eugene S. Domalski and Elizabeth D. Hearing

Enthalpy of fusion

DeltafusH (kJ/mol) Temperature (K) Reference Comment
11.000316.Lebedev and Lityagov, 1977, 2 
11.000316.Lebedev and Lityagov, 1977 

Entropy of fusion

DeltafusS (J/mol*K) Temperature (K) Reference Comment
34.8316.Lebedev and Lityagov, 1977, 2 
34.8316.Lebedev and Lityagov, 1977 

Temperature of phase transition

Ttrs (K) Initial Phase Final Phase Reference Comment
186.crystaline, IIcrystaline, ILebedev and Lityagov, 1977, 2Glass point.

References

Go To: Top, Condensed phase thermochemistry data, Phase change data, Notes

Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.

Lebedev and Lityagov, 1977
Lebedev, B.V.; Lityagov, V.Ya., Calorimetric study of tetrahydrofuran and its polymerization in the temperature range 0-400°K, Vysokomol. Soedin., 1977, A19, 2283-2290. [all data]

Lebedev and Lityagov, 1977, 2
Lebedev, B.V.; Lityagov, V.Ya., The difference between the entropies and enthalpies of vitreous and crystalline polytetrahydrofuran at 0 K, Zhur. Fiz. Khim., 1977, 51, 1276. [all data]


Notes

Go To: Top, Condensed phase thermochemistry data, Phase change data, References