Compositions comprising tetrafluoropropene and methods of use thereof

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11840657
APP PUB NO 20210040367A1
SERIAL NO

17069399

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention relates to a composition comprising HFO-1234yf, or trans-HFO-1234ze, or a mixture thereof; HFC-32; and HFC-152a, HFO-1243zf, or a mixture thereof, wherein said composition is selected from the group consisting of:

    (I) a first composition, wherein said HFO-1234yf or trans-HFO-1234ze or a mixture thereof is at least 56 weight percent of said first composition;(II) a second composition, wherein said HFC-32 is at most 29 weight percent of said second composition;(III) a third composition, wherein said HFC-152a is at least 56 weight percent said third composition;(IV) a fourth composition, wherein said HFC-32 is at least 56 weight percent of said fourth composition;(V) a fifth composition comprising trans-HFO-1234ze, HFC-32, and HFC-152a, HFO-1243zf, or a mixture thereof; and(VI) a sixth composition, wherein said HFO-1243zf or mixture thereof with HFC-152a is at most 20 weight percent of said sixth composition.

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Patent Owner(s)

Patent OwnerAddress
THE CHEMOURS COMPANY FC LLCWILMINGTON DE

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Gerstel, Joachim Hessen, DE 17 169
Minor, Barbara Haviland Elkton, US 252 3480

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