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Missouri University of Science and Technology

Theses/Dissertations

1967

<p>Polymer solutions -- Diffusion rate<br />Diffusion -- Mathematical models<br />Glucose</p>

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Molecular Diffusion In Polymer Solutions By A Microinterferometric Method, Surendra V. Desai Jan 1967

Molecular Diffusion In Polymer Solutions By A Microinterferometric Method, Surendra V. Desai

Masters Theses

"The object of this investigation of molecular diffusion in aqueous polymer solutions was to study the effect of solute concentration on the differential diffusion coefficient and also to study the effect of polymer concentration on the mean integral diffusion coefficient. For this purpose a microinterferometric method was used. Two non-ionic, water soluble polymers, Carboxymethylcellulose (CMC) and Carboxypolymethylene (Carbopol), were used in the study with D-Glucose as a solute.

The differential diffusion coefficient was found to increase with increases in solute concentration in all cases. For CMC, the integral diffusion coefficient at first decreased with increasing polymer concentration but became constant …