Process for producing perfluorinated vinyl ether having ester group
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United States of America Patent
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Jun 24, 1980
Grant Date -
N/A
app pub date -
Mar 2, 1979
filing date -
Mar 2, 1979
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A perfluorinated vinyl ether having an ester group which has the formula CF.sub.2 .dbd.CFOCF.sub.2 (A).sub.p (CF.sub.2).sub.q CO.sub.2 R wherein A represents a c.sub.1 -C.sub.10 divalent perfluorinated radical; p represents 0 or 1; q represents 0 or 1 to 3; and R represents an organic radical, is produced by pyrolyzing (thermally decomposing) an asymmetric diacyl halide having the formula ##STR1## wherein X represents --F, --Cl or --Br and then, reacting the resulting perfluorinated vinyl ether having a halocarbonyl group which has the formula CF.sub.2 .dbd.CFOCF.sub.2 (A).sub.p (CF.sub.2) COX with an alkohol having the formula ROH
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