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Polyoxymethylene


Condensed phase thermochemistry data

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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 bar44.65J/mol*KN/ADainton, Evans, et al., 1962T = 20 to 300 K, Data given for Delrin. Data also given for trioxan copolymer where S(300 K) = 43.21 J/mol*K.

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
42.79300.Dainton, Evans, et al., 1962T = 20 to 300 K. Data given for Delrin. Data also given for trioxan copolymer where Cp(300 K) = 41.11 J/mol*K.
33.9300.Dainton, Ivin, et al., 1959T = 300 to 333 K, mean value. Value per monomer unit.

References

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

Dainton, Evans, et al., 1962
Dainton, F.S.; Evans, D.M.; Hoare, F.E.; Melia, T.P., Thermodynamic functions of linear high polymers. Part I. Polyoxymethylene, Polymer, 1962, 3, 263-270. [all data]

Dainton, Ivin, et al., 1959
Dainton, F.S.; Ivin, K.J.; Walmsley, D.A.G., The equilbrium between gaseous formaldehyde and solid polyoxymethylene, Trans. Faraday Soc., 1959, 55, 61-64. [all data]


Notes

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