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Gemini surfactants have been known in the patent literature since 1935.         
the first report on gemini surfactants in the scientific literature is that of Bunton et al. in
1971£¨Bunton, C.A.; Robinson, L.; Schaak, J.; Stam, M.F. J. Org. Chem. 1971, 36, 2346.£©
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