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Poly(vinylidene fluoride)
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polyhaloolefins
COMMON NAMESPoly(vinylidene fluoride), Solef®, Neoflon®, Foraflon®, Soltex®, Tecaflon®, Kynar®
STRUCTURE BASED NAME Poly(1,1-difluoroethylene)
ACRONYMS PVDF
CAS # 24937-79-9
CurlySMILES C{-}(F)(F)C{n+}
 

IDENTIFIERS OF MONOMER(S)

CAS # 24937-79-9
COMMON NAMES1,1-Difluoroethene
SMILES FC(=C)F
Std. InChI 1S/C2H2F2/c1-2(3)4/h1H2
Std. InChIKey BQCIDUSAKPWEOX-UHFFFAOYSA-N
STRUCTURE
Vinylidene fluoride
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume VmmL mol-138.1 - 38.338.2
Density ρg mL-1 1.67 - 1.68
1.75 - 1.79*
1.68
1.77*
Solubility Parameter δMPa1/2 16.8 - 18.417.5
Molar Cohesive Energy EcohJ mol-1 10800 - 1290011800
Glass Transition Temperature TgK 212 - 286242
Molar Heat Capacity CpJ (mol K)-183
Entanglement Molecular Weight Meg mol-12400
Index of Refraction nnone1.41 - 1.451.43

*Crystallinity > 50%

 

Thermo-Physical Properties: Calculated Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molecular Weight of Repeat unitg mol-1 64.03
Van-der-Waals Volume VvWmL mol-1 24.33
Molar Volume VmmL mol-138.9 - 41.539.9
Density ρg mL-1 1.54 - 1.651.60
Solubility Parameter δMPa1/2 15.4 - 15.815.6
Molar Cohesive Energy EcohJ mol-1 9500 - 104009700
Glass Transition Temperature TgK 206 - 278242
Molar Heat Capacity CpJ (mol K)-180 - 9686
Entanglement Molecular Weight Meg mol-12350 - 28502600
Index of Refraction nnone1.39 - 1.421.41

  Last updated: May 15, 2020

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