Poly(butylene isophthalate)
CROW logo
Poly(tetramethylene isophthalate)
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polyesters
COMMON NAMESPoly(tetramethylene isophthalate), Poly(1,4-butylene isophthalate)
STRUCTURE BASED NAME Poly(oxybutane-1,4-diyloxyisophthaloyl), Poly(oxytetramethyleneoxyisophthaloyl)
ACRONYMS
CAS #  
CurlySMILES O{-}C(=O)c1cc(ccc1)C(=O)OCCCC{n+}
 

IDENTIFIERS OF MONOMER(S)

CAS # 10027-33-5.110-63-4
COMMON NAMESIsophthalic acid + 1,4-Butanediol
SMILES OC(=O)c1cccc(c1)C(=O)O.OCCCCO
Std. InChI InChI=1S/C8H6O4/c9-7(10)5-2-1-3-6(4-5)8(11)12/h1-4H,(H,9,10)(H,11,12).InChI=1S/C4H10O2/c5-3-1-2-4-6/h5-6H,1-4H2
Std. InChIKey QQVIHTHCMHWDBS-UHFFFAOYSA-N.WERYXYBDKMZEQL-UHFFFAOYSA-N
STRUCTURE
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume VmmL mol-1 174 
Density ρg mL-1 1.27 
Solubility Parameter δMPa1/2  
Molar Cohesive Energy EcohJ mol-1  
Glass Transition Temperature TgK 290 - 307297
Molar Heat Capacity CpJ (mol K)-1  
Entanglement Molecular Weight Meg mol-1  
Index of Refraction nnone
 

Thermo-Physical Properties: Calculated Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molecular Weight of Repeat unitg mol-1 220.22
Van-der-Waals Volume VvW mL mol-1 116.9
Molar Volume VmmL mol-1 168 - 178174
Density ρg mL-1 1.24 - 1.311.27
Solubility Parameter δMPa1/2 20.8 - 21.221.0
Molar Cohesive Energy EcohJ mol-1 72300 - 7990076400
Glass Transition Temperature TgK 308 - 316312
Molar Heat Capacity CpJ (mol K)-1 265 - 283274
Entanglement Molecular Weight Meg mol-1 2000 - 40003000
Index of Refraction nnone 1.54 - 1.561.55

  Last updated: December 13, 2015

back to top