Thermal Properties


THERMAL PROPERTIES OF PARYLENE C
    vs. EPOXY, SILICONE AND URETHANES
 
PROPERTIES
METHOD OR CONDITIONS
PARYLENE C
EPOXIES
SILICONE
URETHANES
T (melting), °C
Taken from secant modulus temperature curve
280
Cured
Cured
~170
T (glass transition), °C
Taken from secant modulus temperature curve
80-100
120
-130
-10
T (where modulus = 105), °C
Taken from secant modulus temperature curve
125
110
-125
-30
T4  (where modulus = 104), °C
Taken from secant modulus temperature curve
240
120
-80
0
Linear Coefficient of Expansion (l05/°C)
ASTM 0696 - 44 (61)
3.5
4.5 - 6.5
25 - 30
10 - 20
Specific Heat  @ 20°C cal/g/°C
 
0.17
0.25
 
0.42