*Physical Properties of Blowing Agents
(Data from "Development of HFC Blowing Agents. PartII: Expanded Polystyrene Insulating Boards", Albouy et.al. Cellular Polymers, Vol.17, NO. 3, 1998, page 163)

CFC-12
HCFC-142b
HCFC-22
HFC-134a
HFC-152a
CO2
Formula
CF2Cl2
CH3CF2Cl
CHF2Cl
CF3CFH2
CH3CF2H
CO2
MW
120.9
100.5
86.5
102
66
44
BP (oC)
-29.8
-9.6
-40.8
-26.4
-24.7
-
Psat @ 25oC(bar)
6.5
3.4
10.4
6.6
6.1
64.3
Thermal Cond. @ 25oC(mW/m.K)
9.6
11.5
11
13.6
13.4
16.6
Flammability Limit with air(%vol)
None
9.9-14.8
None
None
3.7-18.0
None
Ozone Depletion Potential
0.9
0.066
0.05
0
0
0
Global Warming Potential ( 100 yrs)
8500
2000
1700
1300
140
1

*These values should be used as reference only. The author of this web page takes no responsibility regarding the accuracy of these values.
 
 

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