Perfluoroalkyl-alkylene branched amphoteric sulfato betaines

C - Chemistry – Metallurgy – 11 – D

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C11D 1/00 (2006.01) D06M 13/46 (2006.01)

Patent

CA 1215054

Perfluoroalkyl-alkylene branched amphoteric sulfato betaines Abstract of the disclosure Amphoteric branched sulfatobetaines of the formula Image wherein Rf is perfluoroalkyl or perfluoroxyperfluoroalkyl, R1 is a direct bond or a divalent connecting group, R2, R3 and R4 are independently hydrogen or lower alkyl, R5, R6 and R7 are independently lower alkyl, where R6 may additionally represent aralkyl, and R6 and R7 taken together with the nitrogen to which they are attached may also together represent piperidino or morpholino and R5, R6 and R7 taken together may also represent pyridyl, acridyl or quinolyl and salts thereof. The new compounds are suitable surface active agents.

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