PA 9T
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Poly(nonamethylene teraphthalamide)
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polyamide
COMMON NAMESPoly(nonamethylene teraphthalamide)
STRUCTURE BASED NAME Poly(nonane-1,9-diyl teraphthalamide), Poly(iminoteraphthaloyliminononamethylene)
ACRONYMS PA 9T
CAS #
CurlySMILES N{-}C(=O)c1ccc(cc1)C(=O)NCCCCCCCCC{n+}
 

IDENTIFIERS OF MONOMER(S)

CAS # 211-470-3, 100-20-9
COMMON NAMES1,9-Nonanediamine, Terephthaloyl Chloride
SMILES NCCCCCCCCCN.ClC(=O)c1ccc(cc1)C(=O)Cl
Std. InChI
Std. InChIKey
STRUCTURE
Kevlar
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume Vm mL mol-1 ≥ 253 
Density ρg mL-1  ≤ 1.14 
Solubility Parameter δMPa1/2   
Molar Cohesive Energy EcohJ mol-1   
Glass Transition Temperature TgK 388 -399394
Molar Heat Capacity CpJ (mol K)-1
Entanglement Molecular Weight Me g mol-1
Index of Refraction nnone  
 

Thermo-Physical Properties: Calculated Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molecular Weight of Repeat unitg mol-1 288.39
Van-der-Waals Volume VvWmL mol-1 173
Molar Volume VmmL mol-1 263 - 265264
Density ρg mL-1 1.09 - 1.101.10
Solubility Parameter δMPa1/2 22.8 - 25.224.3
Molar Cohesive Energy EcohJ mol-1 138000 - 167000 155000
Glass Transition Temperature TgK 377 - 399386
Molar Heat Capacity CpJ (mol K)-1 388 - 407398 (s)
Entanglement Molecular Weight Me g mol-1
Index of Refraction nnone 1.53 - 1.561.55

  Last updated: January 14, 2018

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