%0 journal article %@ 1345-8957 %A Ozawa, T., Asakawa, T., Haramus, V., Ohta, A., Miyagishi, S. %D 2005 %J Journal of Oleo Science %N 11 %P 585-588 %T Effect of D2O Solvent on the Micellization Behavior of 2-Hydroxy-1,1,2,3-pentahydroperfluoroundecyldiethyl-ammonium Halides %U 11 %X Solvent isotope effects on the micellization behavior of fluorosurfactants have been investigated. The critical micelle concentration and the micelle ionization degree for 2-hydroxy-1,1,2,3,3-pentahydropefluoroundecyldiethyl-ammonium halides in D2O were lower than those in H2O. The stronger hydrogen bonding in D2O enhanced the micelle growth accompanying counterion binding.