PA 9T

PA 9T

Poly(nonamethylene teraphthalamide)

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS	Polyamide
COMMON NAMES	Poly(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 NAMES	1,9-Nonanediamine, Terephthaloyl Chloride
SMILES	NCCCCCCCCCN.ClC(=O)c1ccc(cc1)C(=O)Cl
Std. InChI
Std. InChIKey
STRUCTURE

Thermo-Physical Properties: Experimental / Literature Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molar Volume V_m	mL mol^-1	≥ 253
Density ρ	g mL^-1	≤ 1.14
Solubility Parameter δ	MPa^1/2
Molar Cohesive Energy E_coh	J mol^-1
Glass Transition Temperature T_g	K	388 -399	394
Molar Heat Capacity C_p	J (mol K)^-1
Entanglement Molecular Weight M_e	g mol^-1
Index of Refraction n	none

Thermo-Physical Properties: Calculated Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molecular Weight of Repeat unit	g mol^-1	288.39
Van-der-Waals Volume V_vW	mL mol^-1	173
Molar Volume V_m	mL mol^-1	263 - 265	264
Density ρ	g mL^-1	1.09 - 1.10	1.10
Solubility Parameter δ	MPa^1/2	22.8 - 25.2	24.3
Molar Cohesive Energy E_coh	J mol^-1	138000 - 167000	155000
Glass Transition Temperature T_g	K	377 - 399	386
Molar Heat Capacity C_p	J (mol K)^-1	388 - 407	398 (s)
Entanglement Molecular Weight M_e	g mol^-1
Index of Refraction n	none	1.53 - 1.56	1.55

Last updated: January 14, 2018

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