PEC
CROW logo
Unfilled Poly(ethylene carbonate) (PEC)
 

Thermo-Physical Properties

PROPERTY UNIT VALUE / RANGE 
Decomposition Temperature °C220
Density g mL-1 1.42
Coefficient of Thermal Expansion x 10-5cm / (cm °C)  
Heat Deflection Temperature, 0.5 MPa °C  
Heat Deflection Temperature, 1.8 MPa annealed (unannealed) °C  
Thermal ConductivityW / mK  
Shore Hardness,  D Scalen/a  
    
 

Mechanical Properties at 23 °C

PROPERTY UNITVALUE / RANGE
Tensile Strength, Yield at 23 C MPa 670
Tensile Strength, Break at 23 C MPa 1700
Elongation, Yield %  
Elongation, Break % 920
Tensile Modulus at 23 CMPa  
Flexural Strength, Yield MPa  
Flexural Modulus  MPa  
Compressive Strength MPa 
Izod Notched J/m  (kJ/m2)  
Izod Unnotched J/m  
 

Electrical Properties

PROPERTY UNITVALUE / RANGE
Volume Resistivity
Ohm-cm 
 Dielectric Strength V/mm x 104  
Dielectric Constant @ 1 MHz n/a 4.3
Dissipation Factor @ 1 MHz n/a  
 

Other Properties

PROPERTY UNITVALUE / RANGE
Processing Temperature
°C 
Linear Mold Shrinkage cm/cm  
Continuous Service Temperature °C  
Water Absorption, 24 hr. Immersion% 0.4 - 0.6
back to top