Poly(m-phenylene terephthalamide)
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Poly(m-phenylene terephthalamide), MPDI
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polyamide
COMMON NAMESPoly(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)
 

IDENTIFIERS OF MONOMER(S)

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
Nylon 6
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume VmmL mol-1 172.6 - 179.1175.9
Density ρg mL-1 1.33 - 1.381.36
Solubility Parameter δMPa1/2   
Molar Cohesive Energy EcohJ mol-1   
Glass Transition Temperature TgK 513 - 553537
Molar Heat Capacity CpJ (mol K)-1 271 
Entanglement Molecular Weight Meg mol-1   
Index of Refraction nnone   
 

Thermo-Physical Properties: Calculated Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molecular Weight of Repeat unitg mol-1 238.2
Van-der-Waals Volume VvWmL mol-1 126.0
Molar Volume VmmL mol-1 180.8 - 193.6186.5
Density ρg mL-1 1.29 - 1.321.31
Solubility Parameter δMPa1/2 25.8 - 30.128.6
Molar Cohesive Energy EcohJ mol-1 129000 - 167000153000
Glass Transition Temperature TgK 486 - 533510
Molar Heat Capacity CpJ (mol K)-1 249 - 266257
Entanglement Molecular Weight Meg mol-1 1750 
Index of Refraction nnone 1.60 - 1.691.65
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