What question did this study set out to answer?

To correct numerical errors in previously published hydrodynamic equations that link polymer chain models to diffusion, sedimentation, viscosity, and streaming birefringence.

August 1, 1954Journal of Polymer Science

Improved relationships for diffusion and sedimentation constants and for viscosity and streaming birefringence of solutions of polymers

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Authors

HKHans KuhnUniversity of Stuttgart WKW. KühnUniversity of Basrah ASA. SilberbergUniversity of Georgia

Discussion

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Implication

Theoretical analysis demonstrates corrected hydrodynamic equations for polymer solutions, indicating unified model alignment across sedimentation, diffusion, and viscosity data.

Key Points

To correct numerical errors in previously published hydrodynamic equations that link polymer chain models to diffusion, sedimentation, viscosity, and streaming birefringence.
Re-evaluated the mathematical parameters connecting straight element models and circular segment wire models used in polymer hydrodynamic experiments.
Introduced updated numerical corrections into equations for diffusion constants, sedimentation constants, intrinsic viscosity, and streaming birefringence.
Compared the revised theoretical formulas against existing experimental measurements of polymer solution behaviors.
The corrected theoretical equations significantly improved concordance between analytical predictions and experimental observations.
Discrepancies in the calculated statistical chain element length derived separately from sedimentation/diffusion experiments versus viscosity measurements were resolved.

Cite This Study

Kuhn et al. (1954) studied this question.

synapsesocial.com/papers/6a7dd5331ec832c82ccdb2cb https://doi.org/10.1002/pol.1954.120147406

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Implication

Theoretical analysis demonstrates corrected hydrodynamic equations for polymer solutions, indicating unified model alignment across sedimentation, diffusion, and viscosity data.

Improved relationships for diffusion and sedimentation constants and for viscosity and streaming birefringence of solutions of polymers

Discussion

Member takes

Implication

Key Points

Cite This Study

Improved relationships for diffusion and sedimentation constants and for viscosity and streaming birefringence of solutions of polymers

Discussion

Member takes

Implication

Key Points

Cite This Study

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