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1972). J. Polym. Sci. A-2,10, 357. , Leyte, J. C. a n d Stadhouder, M . G. (1967). J. Phys. Chem. 71, 603. Dubin, P. L. and Strauss, U . P. (1970). J. Phys. Chem. 74, 2842. See Davies, J. T. and Rideal, Ε. K. (1963). "Interfacial P h e n o m e n a " (2nd edition), p . 371. Academic Press, N e w Y o r k a n d L o n d o n . 16. Walstra, P. (1973). Chem. Eng. Sci. 29, 882. 17. Priel, Z. a n d Silberberg, A. (1970). J. Polym. Sci. A-2, 8, 689. 18. Tan, J. S. a n d Gasper, S. P. (1973). Macromolecules, 6, 741.
It may therefore be concluded that, apart from a different pro portionality constant, the growth coefficient shows the same behaviour regardless of the presence or absence of surfactants and regardless of imposed flow patterns of the character considered here. In respect of 12 theoretically the former point, similar conclusions have been reached for the break-up of viscous liquid cylinders in vacuo and—both 9 theoretically and experimentally—for the break-up of liquid coatings on cylindrical solid surfaces.
The fatty alcohol which is initially present in the aqueous phase is rapidly and quantitatively transferred to the m o n o m e r droplets. The gradual coalescence of droplets which follows after the m a x i m u m emulsification after 15-30 minutes and which leads to a transfer of emulsifier back to the aqueous phase does not carry over any fatty alcohol to the aqueous phase. After prolonged stirring the centrifugation process applied for analysing the aqueous phase for emulsifier leads to a small fraction of the m o n o m e r separating as a continuous layer.