PFPEs having at least an alkylether end group and respective preparation processPerfluoropolyethers having structural formula RO—(CFO)—(CFCFO)R(I) whereinGiuseppe MarchionniMario Visca
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A process for separating bifunctional perfluoropolyethers (PFPEs) having two terminations —CHOH from their mixtures with monofunctional PFPEs with one termination —CHOH, of general formula X—O—Rf—Y (I) wherein Rf is a perfluoropolyoxyalkylene chain having a number average molecular weight of...