Poly(ethylene)
CROW logo
Polyethylene
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polyalkene (Polyolefin)
COMMON NAMESPoly(ethylene)
STRUCTURE BASED NAME Poly(ethene), Poly(methylene)
ACRONYMS PE, HDPE, LDPE
CAS # 9002-88-4
CurlySMILES C{-}C{n+}
 

IDENTIFIERS OF MONOMER(S)

CAS # 74-85-1
COMMON NAMESEthylene
SMILES C=C
Std. InChI 1S/C2H4/c1-2/h1-2H2
Std. InChIKey VGGSQFUCUMXWEO-UHFFFAOYSA-N
STRUCTURE
Ethylene
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume VmmL mol-132.7 - 33.0332.9
Density ρg mL-1 0.92 (ld), 0.95 (hd)
0.85 - 0.86 (am)
0.85
Solubility Parameter δMPa1/2 14.8 - 19.916.7
Molar Cohesive Energy EcohJ mol-1 7100 - 128009200
Glass Transition Temperature TgK 237 - 253
190 - 196
150 - 155
245
193
153
Molar Heat Capacity CpJ (mol K)-162 - 6363
Entanglement Molecular Weight Meg mol-1600 - 14001150
Index of Refraction nnone1.48
 

Thermo-Physical Properties: Calculated Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molecular Weight of Repeat unitg mol-1 28.05
Van-der-Waals Volume VvWmL mol-1 20.56
Molar Volume VmmL mol-131.1 - 33.032.3
Density ρg mL-1 0.85 - 0.900.87
Solubility Parameter δMPa1/2 16.5 - 17.316.8
Molar Cohesive Energy EcohJ mol-1 8900 - 93009100
Glass Transition Temperature TgK 160 - 186, 239 173, 239
Molar Heat Capacity CpJ (mol K)-159 - 6561
Entanglement Molecular Weight Meg mol-11200 - 21001650
Index of Refraction nnone1.47 - 1.481.48

  Last updated: May 19, 2016

back to top