HCFC-141b
Dichloro-fluoroethane
Molecular formula: CH3CCl2F
Physical properties
| Molecular weight | 116.95 | Critical pressure, MPa | 4.25 |
| Boiling point (1 atm), ℃ | 32.05 | Critical density, g / cm3 | 0.433 |
| Freezing point (1 atm), ℃ | -103.5 | Latent heat of evaporation at boiling point, kJ / kg | 223.0 |
Density (25 ℃), liquid, g / cm3 | 1.227 | Steam thermal conductivity (1 atm, 25 ℃), mw / mk | 8.3 |
| Vapor density (air = 1) | 4.1 | Solubility in water (25 ℃), w% | 0.509 |
| Vapor pressure (25 ℃), MPa | 0.079 | Specific heat (25 ℃), liquid, kJ / kg. ℃ | 1.16 |
| Volume evaporation rate (20 ℃),% | 100 | Ozone Depleting Potential (ODP) | 0.11 |
Critical temperature ， ℃ | 204.5 | Global warming coefficient (GWP) | 0.09 |
Quality Index
| Indicator name | index |
| Exterior | Colorless transparent liquid |
| purity,% | ≥99.5 |
| Moisture, mg / kg | ≤50 |
Acidity (as HCl), mg / kg | ≤ 1.0 |
| Evaporation residue, mg / kg | ≤ 100 |
| Vinylidene chloride + dichloroacetylene, mg / kg | ≤ 200 |
use:
This product can replace CFC-11 as a foaming agent for rigid polyurethane foam and replace CFC-113 as a cleaning agent.
Packaging specifications:
250kg / 200L steel drum, 25MT transport tank