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Dichlofluoroethane

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, home applications and transport vehicles.
Physical and chemical properties:

CAS No

1717-00-6

Molecular Formula

CH3CCl2F

Molecular Weight

117.0

Boiling Point 101.3 KPa(℃)

32.1

Freezing Point 101.3 KPa(℃)

-103.5

Critical Temperature (℃)

210.2

Critical Pressure (KPa)

4640.2

Saturated Liquid Density 25℃(kg/m3)

1227

Specific Heat of Liquid 25℃ [KJ/(kg·k)]

1.17

ODP

0.11

GWP

0.09

Technical parameters

Analysis

High Grade Requirement

Eligible Grade Requirement

Appearance

Bright & Clear Liquid

Bright & Clear Liquid

Purity(% by weight)

99.8 min

99.0 min

Water Content(% by weight)

0.0050 max

0.0100 max

Acidity(% by weight)

0.0001 max

0.0001 max

High Boiling Residue (% by weight)

0.0010 max

0.0100 max

Vinyliden chloride+Dichloroacetylene (% by weight)

0.0200 max

 

Packing: In cylinder, the fill-up coefficient is less than 1.1kg/ L