Poly(octadecyl methacrylate)
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Poly(octadecyl methacrylate)
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polymethacrylate
COMMON NAMESPoly(octadecyl methacrylate), Poly(stearyl methacrylate)
STRUCTURE BASED NAME Poly(octadecyl 2-methylpropenoate), Poly[1-(octadecyloxycarbonyl)-1-methylethylene]
ACRONYMS
CAS # 25639-21-8
CurlySMILES C{-}C{n+}(C)(C(=O)OCCCCCCCCCCCCCCCCCC)
 

IDENTIFIERS OF MONOMER(S)

CAS # 112-08-3
COMMON NAMESOctadecyl methacrylate
SMILES CCCCCCCCCCCCCCCCCCOC(=O)C(=C)C
Std. InChI 1S/C22H42O2/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-24-22(23)21(2)3/h2,4-20H2,1,3H3
Std. InChIKey HMZGPNHSPWNGEP-UHFFFAOYSA-N
STRUCTURE
Octadecyl methacrylate
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume VmmL mol-1374.5
Density ρg mL-1 0.90
Solubility Parameter δMPa1/2 16.0
Molar Cohesive Energy EcohJ mol-1 92100
Glass Transition Temperature TgK 173, 311 - 313312
Molar Heat Capacity CpJ (mol K)-1 6772(r)
Entanglement Molecular Weight Meg mol-1215000 - 235000225000
Index of Refraction nnone
 

Thermo-Physical Properties: Calculated Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molecular Weight of Repeat unitg mol-1 338.58
Van-der-Waals Volume VvWmL mol-1 230.95
Molar Volume VmmL mol-1350.3 - 367.0359.8
Density ρg mL-1 0.92 - 0.970.94
Solubility Parameter δ MPa1/2 17.0 - 17.617.2
Molar Cohesive Energy EcohJ mol-1 104200 - 109100107000
Glass Transition Temperature TgK 186, 278 - 3323051
Molar Heat Capacity CpJ (mol K)-1 675 - 693685 (r)
Entanglement Molecular Weight Meg mol-1131000 - 194000162000
Index of Refraction nnone1.48 - 1.491.48

1Side-chain melting
2extrapolated heat capacity of amorphous PODMA
Last updated: April 28, 2018

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