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US 7,476,331 B2Granted
Compositions comprising 1,1,1,2,2,3,4,5,5,6,6,7,7,7-tetradecafluoroheptane and uses thereof
AssigneeE. I. du Pont Nemours and Company
InventorsAbid N. Merchant, Barbara Haviland Minor, Shoeb A. Moiyadi, Melodie A. Schweitzer, Allen Capron Sievert
Life of this patent
Estimating the term…
Abstract
The present invention relates to compositions comprising HFC-63-14mcee. The compositions may be azeotropic or azeotrope-like and are useful in cleaning applications, as a defluxing agent, for removing oils or residues from a surface, depositing or removing lubricants from a surface, and as refrigerants or heat transfer fluids in refrigeration systems, air-conditioners and heat pumps.
Claims18
An azeotropic or azeotrope-like composition comprising:
- a. HFC-63-14mcee;
- b. trans-1,2-dichloroethylene;
- and
- c. at least one alcohol selected from the group consisting of methanol, ethanol, and isopropanol.
1 more element
An azeotropic or azeotrope-like composition comprising:
- about 1 to about 68 weight percent HFC-63-14mcee and about 99 to about 32 weight percent trans-1,2-dichloroethylene.
Dependencies are inferred from the claim text.