POLYMER CLASS | Polyesters |
COMMON NAMES | Poly(ethylene isophthalate) |
STRUCTURE BASED NAME | Poly(oxy-1,2-ethanediyloxycarbonyl-1,3-phenylenecarbonyl), Poly(oxyethyleneoxyisophthaloyl) |
ACRONYMS | |
CAS # | 26948-62-9 |
CurlySMILES | O{-}C(=O)c1cc(ccc1)C(=O)OCC{n+} |
CAS # | 10027-33-5.107-21-1 |
COMMON NAMES | Isophthalic acid + Ethylene glycol |
SMILES | OC(=O)c1cccc(c1)C(=O)O.OCCO |
Std. InChI | 1S/C8H6O4/c9-7(10)5-2-1-3-6(4-5)8(11)12/h1-4H,(H,9,10)(H,11,12).1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2 |
Std. InChIKey | QQVIHTHCMHWDBS-UHFFFAOYSA-N.LYCAIKOWRPUZTN-UHFFFAOYSA-N |
STRUCTURE |
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PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 143.4- 144.5 | 144.0 |
Density ρ | g mL-1 | 1.33 - 1.34 | 1.335 |
Solubility Parameter δ | MPa1/2 | 23.3 | |
Molar Cohesive Energy Ecoh | J mol-1 | 77800 | |
Glass Transition Temperature Tg | K | 324 | |
Molar Heat Capacity Cp | J (mol K)-1 | ||
Entanglement Molecular Weight Me | g mol-1 | 4950 | |
Index of Refraction n | none |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molecular Weight of Repeat unit | g mol-1 | 192.17 | |
Van-der-Waals Volume VvW | mL mol-1 | 96.30 | |
Molar Volume Vm | mL mol-1 | 134.8 - 147.1 | 141.7 |
Density ρ | g mL-1 | 1.31 - 1.43 | 1.36 |
Solubility Parameter δ | MPa1/2 | 21.8 - 22.0 | 21.9 |
Molar Cohesive Energy Ecoh | J mol-1 | 64100 - 71200 | 68000 |
Glass Transition Temperature Tg | K | 334 - 342 | 338 |
Molar Heat Capacity Cp | J (mol K)-1 | 218 - 233 | 223 |
Entanglement Molecular Weight Me | g mol-1 | 2250 - 5000 | 3500 |
Index of Refraction n | none | 1.56 - 1.60 | 1.57 |
Last updated: January 8, 2016