Compositions containing trans-1,2-dichloroethylene and a hydrofluoroether, and methods of using the same
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United States of America Patent
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Sep 21, 2021
Grant Date -
Apr 25, 2019
app pub date -
Oct 22, 2018
filing date -
Oct 20, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
Disclosed herein are solvent compositions and methods of using the solvent compositions. The solvent composition includes at least trans-1,2-dichloroethylene (t-DCE) and 1,1,2,2-tetrafluoroethyl-2,2,3,3-tetrafluoropropyl ether (TFE-TFPE). The solvent composition may also include an oxygenated solvent, such as an alcohol or fluorinated ether. A method of cleaning the surface of an article includes contacting the surface with the solvent composition to dissolve, disperse, or displace a contaminant on the surface, and removing the solvent composition containing the contaminant from the surface.
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International Classification(s)
- C09K:MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED ....
- B08B:CLEANING IN GENERAL; PREVENTION OF FOULING IN GENE....
- C23G:CLEANING OR DE-GREASING OF METALLIC MATERIAL BY CH....
- D06L:BLEACHING, e.g. OPTICAL BLEACHING, DRY-CLEANING, O....
- C11D:DETERGENT COMPOSITIONS
- H05K:PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAIL....
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