Poly(oxymethylene-oxytetramethylene)
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Poly(oxymethylene-oxytetramethylene)
 

NAMES AND IDENTIFIERS OF POLYMER

POLYMER CLASS Polyglycol
COMMON NAMES Poly(methylene oxide-co-tetramethylene oxide)
STRUCTURE BASED NAME Poly(oxymethylene-oxytetramethylene)
ACRONYMS  
CAS #  
CurlySMILES C{-}CCCOCO(n+}
 

IDENTIFIERS OF MONOMER(S)

CAS #
COMMON NAMES 
SMILES  
Std. InChI  
Std. InChIKey  
STRUCTURE
 

Thermo-Physical Properties: Experimental / Literature Data

PROPERTYUNITVALUE / RANGEPREFERRED
Molar Volume VmmL mol-1 97.21 
Density ρg mL-1 1.051 
Solubility Parameter δMPa1/2 18.41 
Molar Cohesive Energy EcohJ mol-1 330001 
Glass Transition Temperature TgK 189 
Molar Heat Capacity CpJ (mol K)-1 194.3 
Entanglement Molecular Weight Meg mol-1   
Index of Refraction nnone 1.481  
 

Thermo-Physical Properties: Calculated Data

PROPERTY UNIT VALUE / RANGE PREFERRED
Molecular Weight of Repeat unitg mol-1 102.13 
Van-der-Waals Volume VvW mL mol-1 97.2
Molar Volume VmmL mol-1 90.7 - 101.995.8
Density ρg mL-1 1.00 - 1.13 1.07
Solubility Parameter δMPa1/2 18.3 - 20.019.0
Molar Cohesive Energy EcohJ mol-1 33600 - 3630034600
Glass Transition Temperature Tg K 185 - 210 198
Molar Heat Capacity Cp J (mol K)-1 214 - 223218
Entanglement Molecular Weight Me g mol-1   
Index of Refraction nnone 1.46 - 1.471.47

1Average of POM and PEG
 Last updated: August 3, 2016

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