POLYMER CLASS | Polyamide |
COMMON NAMES | Poly(m-phenylene terephthalamide), Nomex, Teijinconex |
STRUCTURE BASED NAME | Poly(imino-1,3-phenyleneiminoterephthaloyl), Poly[(m-phenylenediamine)-alt-(terephthalic acid)] |
ACRONYMS | MPDI |
CAS # | 25765-47-3 |
CurlySMILES | N{-}c1cc(ccc1)NC(=O)c1cc(ccc1)C{n+}(=O) |
CAS # | 108-45-2 + 188665-61-4 |
COMMON NAMES | m-Phenylenediamine + m-Phthaloyl chloride |
SMILES | Nc1cc(ccc1)N.ClC(=O)c1cc(ccc1)C(=O)Cl |
Std. InChI | 1S/C6H8N2/c7-5-2-1-3-6(8)4-5/h1-4H,7-8H2.1S/C8H4Cl2O2/c9-7(11)5-2-1-3-6(4-5)8(10)12/h1-4H |
Std. InChIKey | WZCQRUWWHSTZEM-UHFFFAOYSA-N.FDQSRULYDNDXQB-UHFFFAOYSA-N |
STRUCTURE |
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PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molar Volume Vm | mL mol-1 | 172.6 - 179.1 | 175.9 |
Density ρ | g mL-1 | 1.33 - 1.38 | 1.36 |
Solubility Parameter δ | MPa1/2 | ||
Molar Cohesive Energy Ecoh | J mol-1 | ||
Glass Transition Temperature Tg | K | 513 - 553 | 537 |
Molar Heat Capacity Cp | J (mol K)-1 | 271 | |
Entanglement Molecular Weight Me | g mol-1 | ||
Index of Refraction n | none |
PROPERTY | UNIT | VALUE / RANGE | PREFERRED |
Molecular Weight of Repeat unit | g mol-1 | 238.2 | |
Van-der-Waals Volume VvW | mL mol-1 | 126.0 | |
Molar Volume Vm | mL mol-1 | 180.8 - 193.6 | 186.5 |
Density ρ | g mL-1 | 1.29 - 1.32 | 1.31 |
Solubility Parameter δ | MPa1/2 | 25.8 - 30.1 | 28.6 |
Molar Cohesive Energy Ecoh | J mol-1 | 129000 - 167000 | 153000 |
Glass Transition Temperature Tg | K | 486 - 533 | 510 |
Molar Heat Capacity Cp | J (mol K)-1 | 249 - 266 | 257 |
Entanglement Molecular Weight Me | g mol-1 | 1750 | |
Index of Refraction n | none | 1.60 - 1.69 | 1.65 |