Azeotrope-like compositions of difluoromethane and trifluoroiodomethane
AssigneeHoneywell International Inc.
InventorsDavid Wilson, Hang Pham, Rajiv Singh
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Abstract
Provided are azeotrope-like compositions comprising difluoromethane and trifluoroiodomethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
Claims40
An azeotrope-like composition comprising effective amounts of HFC-32 and CF3I.
A heat transfer composition comprising the composition of claim 10 and wherein said adjuvant comprises at least one lubricant.
The heat transfer composition of claim 11 wherein said supplemental lubricant is selected from the group consisting of mineral oil, silicone oil, polyalkyl benzenes (PABs), polyol esters (POEs), polyalkylene glycols (PAGs), polyalkylene glycol esters (PAG esters), polyvinyl ethers (PVEs), poly(alpha-olefins) (PAOs), and combinations of these.
Dependencies are inferred from the claim text.