車エアコン用のR-1234yf冷媒

R1234yf (HFO-1234yf)

Parameters

Chemical Name:

2,3,3,3 -Tetrafluoropropene

Name:

SHRADER R1234yf

Molecular Formula:

C3H2F4

Molecular Weight:

114g/mol

Classification:

Hydrofluroolefin

Chemistry:

Carbon, Hydrogen, Fluorine with a double Carbon bond

PH:

Neutral

melting point:

-152.2 °C

Boiling Point, Tb:

-29.4 ℃

Vapour Pressure:

5,830 hPa at 20 ℃

Density:

4.8 kg/m 3 at 20 °C Vapour density

Flash point:

Not applicable

Lower Explosion Limit:

6.2 vol% at 21 °C

Upper Explosion Limit:

12.3 vol% at 21 °C at 1013 hPa

Water Solubility:

198.2 mg/l at 24 °C

Status:

Active and Growing Market

Applications:

Mobile Air Conditioning

Replacement For:

HFC R-134a and CFC R-12

Ozone Depletion Potential:

0

Global Warming Potential:

1

Toxicity Levels:

A (No Toxicity Identified)

Flammability Levels:

2L (Mildly flammable)

Lubricant Required:

PAG Oil (Check unit for specific type)

Critical Temperature:

95°C (203°F)

Critical Pressure:

34 bar (a)

Auto ignition Temperature:

405°C (761°F)

Form:

Compressed liquefied gas

Color:

Colorless

Odor:

Slight, ether-like

EPA Certification Required:

609

Require Certification to Purchase?

Yes, 609

Cylinder Color:

Green, White with Red Band and White with Blue Band 

Cylinder Design:

Contains a pressure relief valve on the cylinder shoulder