Influence of Frequency on Electrical Properties of Acid and Trivalent Metal Alginate Ionotropic Gels. A Correlation between Strength of Chelation and Stability of Polye1ectrolyre Gels.

Research Authors
R. M. Hassan,
Research Department
Department of chemistry
Research Journal
High Perform. Polym.
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
3
Research Vol
vol. 1 No, 275
Research Year
1989

Separation of Metal Alginate Ionotropic Gels to Polymembranes with Special Evidence on the Position of Chelation in Copper Alginate Complex.

Research Authors
R. M. Hassan, A. Awad and A. Hassan
Research Department
Department of chemistry
Research Journal
J. Polym. Sci
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 29 No. 1645
Research Year
1991

Alginate Polyelectrolyte Ionotropic Gels. I. Potentiometric Determination of the Ionization Constant of Alginic Acid Polyelectrolyte in Relation to Sol-Gel Transformation Mechanistics

Research Authors
R. M. Hassan and M. A. Abd-Alla
Research Department
Department of chemistry
Research Journal
Acta Polym
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
3
Research Vol
vol. 42 No. 447
Research Year
1991

Alginate Polyelectrolyte Ionotropic Gels. III. Kinetics of Exchange of Chelated Divalent Transition Metal Ions Especially Cobalt(II) and Copper(II) by Hydrogen Ions in Capillary Ionotropic Metal Alginate Polymembrane Gels.

Research Authors
R. M. Hassan,
Research Department
Department of chemistry
Research Journal
J. Mater. Sci
Research Member
Refat Moustafa Hassan Abou-Zeid
Research Rank
1
Research Vol
vol. 26 No. 5806
Research Year
1991
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