Perfluorether und Verfahren zu ihrer Herstellung

Described are new perfluoropolyethers of general formula: wherein: A and B are end groups, X represents a group (R'O)mR'' wherein R' is selected from -CF2-, -CF2-CF2- and R'' is a perfluoroalkyl group; and m ranges from 0 to 6. The invention also relates to processes fo...

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Bibliographic Details
Main Authors PASQUALE, ANTONIO, I-28100 NOVARA, IT, STACCIONE, ANNA MARIA., I-20144 MILAN, IT, MARCHIONNI, GIUSEPPE., I-20133 MILAN, IT, MARRACCINI, ANTONIO., I-28040 DORMELLETTO, NOVARA, IT
Format Patent
LanguageGerman
Published 25.09.1997
Edition6
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
ORGANIC MACROMOLECULAR COMPOUNDS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:Described are new perfluoropolyethers of general formula: wherein: A and B are end groups, X represents a group (R'O)mR'' wherein R' is selected from -CF2-, -CF2-CF2- and R'' is a perfluoroalkyl group; and m ranges from 0 to 6. The invention also relates to processes for preparing said perfluoropolyethers and other classes of non-peroxidic perfluoropolyethers derived therefrom.
Bibliography:Application Number: DE19916026339T