Poly(isobutylethylene)
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Poly(isobutylethylene)
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polyalkene (Polyolefin)
COMMON NAMESPoly(isobutylethylene)
STRUCTURE BASED NAME Poly(4-methylpent-1-ene), Poly[1-(2-methylpropyl)ethylene]
ACRONYMS PMP, TPX (Mitsui Chemicals)
CAS # 25068-26-2
CurlySMILES C{-}(CC(C)C)C{n+}
 

IDENTIFIERS OF MONOMER(S)

CAS # 25068-26-2
COMMON NAMESIsobutylethylene
SMILES C=CCC(C)C
Std. InChI 1S/C6H12/c1-4-5-6(2)3/h4,6H,1,5H2,2-3H3
Std. InChIKey WSSSPWUEQFSQQG-UHFFFAOYSA-N
STRUCTURE
Isobutylethylene
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume VmmL mol-1100.4 - 101.0 100.8
Density ρg mL-1 0.83 - 0.840.84
Solubility Parameter δMPa1/2 13.7 - 15.3114.5
Molar Cohesive Energy EcohJ mol-1 13700 - 1530021200
Glass Transition Temperature TgK 297 - 333 302
Molar Heat Capacity CpJ (mol K)-1141 - 144142 (s)
Entanglement Molecular Weight Meg mol-1
Index of Refraction nnone1.46 - 1.471.46
 

Thermo-Physical Properties: Calculated Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molecular Weight of Repeat unitg mol-1 84.16
Van-der-Waals Volume VvWmL mol-1 61.68
Molar Volume VmmL mol-193.3 - 103.198.6
Density ρg mL-1 0.82 - 0.900.85
Solubility Parameter δMPa1/2 15.2 - 16.015.7
Molar Cohesive Energy EcohJ mol-1 23700 - 2530024500
Glass Transition Temperature TgK 263 - 302279
Molar Heat Capacity CpJ (mol K)-1144 - 150
175 - 177
147 (s)
177 (l,r)
Entanglement Molecular Weight Meg mol-17400 - 97008200
Index of Refraction nnone1.46 - 1.471.46

1Calculated from surface tension with Krevelen's Method

  Last updated: February 4, 2017

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