Poly(ethylene naphthalate)

Poly(ethylene naphthalate)

Poly(ethylene 2,6-naphthalate)

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS	Polyesters
COMMON NAMES	Poly(ethylene 2,6-naphthalate)
STRUCTURE BASED NAME	Poly(oxyethyleneoxycarbonylnaphthalene-2,6-diylcarbonyl),Poly(ethylene 2,6-naphthalenedicarboxylate)
ACRONYMS	PEN
CAS #	25853-85-4
CurlySMILES	O{-}CCOC(=O)c1ccc2c(c1)ccc(c2)C{n+}(=O)

IDENTIFIERS OF MONOMER(S)

CAS #	1141-38-4.107-21-1
COMMON NAMES	2,6-Naphthalenedicarboxylic acid + Ethylene glycol
SMILES	OC(=O)c1ccc2c(c1)ccc(c2)C(=O)O.OCCO
Std. InChI	1S/C12H8O4/c13-11(14)9-3-1-7-5-10(12(15)16)4-2-8(7)6-9/h1-6H,(H,13,14)(H,15,16).InChI=1S/C2H6O2/c3-1-2-4/h3-4H,1-2H2
Std. InChIKey	RXOHFPCZGPKIRD-UHFFFAOYSA-N.LYCAIKOWRPUZTN-UHFFFAOYSA-N
STRUCTURE

Thermo-Physical Properties: Experimental / Literature Data

PROPERTY	UNIT	VALUE / RANGE	PREFERRED
Molar Volume V_m	mL mol^-1	178 - 180	179
Density ρ	g mL^-1	1.35 - 1.36	1.35
Solubility Parameter δ	MPa^1/2
Molar Cohesive Energy E_coh	J mol^-1
Glass Transition Temperature T_g	K	386 - 398	392
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	242.2
Van-der-Waals Volume V_vW	mL mol^-1
Molar Volume V_m	mL mol^-1	174 - 189	182.5
Density ρ	g mL^-1	1.28 - 1.39	1.33
Solubility Parameter δ	MPa^1/2	21.3 - 21.8	21.6
Molar Cohesive Energy E_coh	J mol^-1	81600 - 89800	85300
Glass Transition Temperature T_g	K	366 - 414	389
Molar Heat Capacity C_p	J (mol K)^-1	266 - 283	273
Entanglement Molecular Weight M_e	g mol^-1
Index of Refraction n	none	1.57 - 1.63	1.60

Last updated: March 29, 2016

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