Ethene, 1,1,2,2-tetrafluoro-, homopolymer
- Monomer Formula: C2F4
- Monomer Molecular weight: 100.0150
- CAS Registry Number: 9002-84-0
- Chemical structure:
This structure is also available as a 2d Mol file - Other names: Poly(tetrafluoroethylene); PTFE; Polytetrafluoroethylene, annealed
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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
Constant pressure heat capacity of solid
| Cp,solid (J/mol*K) | Temperature (K) | Reference | Comment |
|---|---|---|---|
| 101.6 | 350. | Douglas and Harman, 1965 | T = 350 to 573 K. Values per monomer unit. |
| 106.4 | 350. | Douglas and Harman, 1965 | T = 350 to 725 K. Values per monomer unit. |
| 99.29 | 313. | Marx and Dole, 1955 | T = 250 to 393 K. Value calculated from equation, valid above 313 K. Values per monomer unit. |
| 97.36 | 313. | Marx and Dole, 1955 | T = 250 to 393 K. Value calculated from equation, valid above 313 K. Values per monomer unit. |
| 97.6 | 280. | Furukawa, McCoskey, et al., 1952 | T = 15 to 370 K. Values per monomer unit. |
| 101.2 | 280. | Furukawa, McCoskey, et al., 1952 | T = 15 to 370 K. Values per monomer unit. |
| 103.6 | 280. | Furukawa, McCoskey, et al., 1952 | T = 15 to 370 K. Values per monomer unit. |
References
Go To: Top, Condensed phase thermochemistry data, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Douglas and Harman, 1965
Douglas, T.B.; Harman, A.W.,
Relative enthalpy of polytetrafluoroethylene from 0 to 440°C,
J. Res., 1965, NBS 69, 149-157. [all data]
Marx and Dole, 1955
Marx, P.; Dole, M.,
Specific heat of synthetic high polymers. V. A study of the order-disorder transition in polytetrafluoroethylene,
J. Am. Chem. Soc., 1955, 77, 4771-4774. [all data]
Furukawa, McCoskey, et al., 1952
Furukawa, G.T.; McCoskey, R.E.; King, G.J.,
Calorimetric properties of polytetrafluoroethylene (Teflon) from 0 to 365°K,
J. Res., 1952, NBS 49, 273-278. [all data]
Notes
Go To: Top, Condensed phase thermochemistry data, References
- Symbols used in this document:
Cp,solid Constant pressure heat capacity of solid - Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
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