Foaming Agent R141b
Dichlofluoroethane(R141b)R141b (HCFC-141b) is the leading substitute blowing agent for CFC-11 in rigid foam insulation materials which are widely used for residential and public constructions,Website:, home applications and transport vehicles.Properties:IndexUnitR141bChemical formulaCH3CCl2FMolecular weightg/mol117.0Boiling Point 101.3 KPa(°C)°C32.1Freezing Point 101.3 KPa(°C)°C-103.5Critical PressureKPa4640.2Critical Temperature (°C)°C210.2Saturated liquid density (25°C)Kg/m31227Specific heat (25°Cliquid)KJ/kg·k1.17ODP0.11GWP0.09Quality Specification:IndexQuality PerformanceAppearanceBright & Clear LiquidOdorNo strange stenchPurity %≥99.9%Moisture %≤0.005Acidity(as HCL) %≤0.00001Evaporation residue %≤0.01Chlorides(Cl-) test %≤0.0003
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