Azeotrope(like) compositions including a hexafluoropropane and butane
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United States of America Patent
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Jan 11, 2000
Issued Date -
N/A
app pub date -
Apr 21, 1997
filing date -
Mar 2, 1993
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Compositions disclosed include hexafluoropropane and a hydrocarbon having from 1 to 5 carbon atoms or dimethyl ether. These compositions are useful as refrigerants, cleaning agents, expansion agents for polyolefins and polyurethanes, aerosol propellants, refrigerants, heat transfer media, gaseous dielectrics, fire extinguishing agents, power cycle working fluids, polymerization media, particulate removal fluids, carrier fluids, buffing abrasive agents, and displacement drying agents.
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