Styrene, oligomers


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 bar134.83J/mol*KN/AChang and Bestul, 1968 
solid,1 bar128.6J/mol*KN/AWarfield and Petree, 1961 
solid,1 bar134.8J/mol*KN/ALebedev, Smirnova, et al., 1983glass phase

Constant pressure heat capacity of solid

Cp,solid (J/mol*K) Temperature (K) Reference Comment
127.5298.15Lebedev, Smirnova, et al., 1983glass phase; T = 7 to 330 K.
127.48298.15Chang and Bestul, 1968T = 10 to 360 K. National Bureau of Standards sample 705.
124.3298.Abu-Isa and Dole, 1965T = 223 to 553 K. Value per monomer unit.
127.3298.15Karasz, Bair, et al., 1965T = 305 to 525 K. Glass transition at 355 K. Values per C8H8 unit.
127.7298.15Karasz, Bair, et al., 1965amorphous phase; T = 80 to 480 K. Also annealed sample, 293 to 378 K. Glass transition at about 367 K. Values per C8H8 unit.
131.2298.16Warfield and Petree, 1961T = 5 to 395 K. Interpolated.

IR Spectrum

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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: Tanya L. Myers, Russell G. Tonkyn, Ashley M. Oeck, Tyler O. Danby, John S. Loring, Matthew S. Taubman, Stephen W. Sharpe, Jerome C. Birnbaum, and Timothy J. Johnson

Condensed Phase Spectrum

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IR spectrum
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Additional Data

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Owner Public domain
Origin Pacific Northwest National Laboratory Under IARPA Contract
Date March 2017
State liquid
Instrument Bruker Tensor 27 FTIR
Instrument resolution 2.0 cm-1
IR source Silicon carbide glow bar
Aperture 3 mm
Beam splitter Broadband potassium bromide (KBr)
Detector DLTGS at room temperature
Scanner velocity 10 kHz
Phase correction Mertz
Interferogram zero fill 4x
Spectral interval after zero fill 0.4823 cm-1
Spectral range 7800 to 400 cm-1 (1.282 to 25 microns)
Resolution 0.48212986
Apodization Norton-Beer, Medium
Folding limits 15802 to 0 cm-1
Number of interferograms averaged per single channel spectrum 128

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.

Chang and Bestul, 1968
Chang, S.S.; Bestul, A.B., Heat capacities for atactic polystyrene or narrow molecular weight distribution to 360K, J. Polymer Sci., 1968, A-26, 849-860. [all data]

Warfield and Petree, 1961
Warfield, R.W.; Petree, M.C., Thermodynamic properties of polystyrene and styrene, J. Polymer Sci., 1961, 55, 497-505. [all data]

Lebedev, Smirnova, et al., 1983
Lebedev, B.V.; Smirnova, N.N.; Lebedev, N.K.; Kozyreva, N.M.; Kirilin, A.I.; Korshak, V.V., Effect of replacing hydrogen by deuterium and the associated difference on chain links on the thermodynamic properties of polystyrene over the range 0-350°K, Dokl. Akad. Nauk, 1983, SSSR 270, 129-132. [all data]

Abu-Isa and Dole, 1965
Abu-Isa, I.; Dole, M., Specific heat of synthetic high polymers. XII. Atactic and isotactic polystyrene, J. Phys. Chem., 1965, 69, 2668-2675. [all data]

Karasz, Bair, et al., 1965
Karasz, F.E.; Bair, H.E.; O'Reilly, J.M., Thermal properties of atactic and isotactic polystyrene, J. Phys. Chem., 1965, 69, 2657-2667. [all data]


Notes

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