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  • TITLE
  • CERTIFICATE
  • DECLARATION
  • ACKNOWLEDGEMENT
  • List of Notations and Abbreviations
  • CONTENTS
  • 1. INTRODUCTION AND OBJECTIVES
  • 2. POLYMER-METAL COMPLEXES AS CATALYSTS
  • 2.A. Polymer-metal Complexes: Synthesis and Classification
  • 2.A.1 Pendant complexes
  • 2.A.2 Inter- and intra-molecularly bridged complexes
  • 2.A.3 Polymerisation of coordinated monomers
  • 2.B. Reaction of Peripheral Functional Groups in Metal Complexes with Polymers
  • 2.C. Coordination Polymers
  • 2.C.1 Linear coordinated polymers
  • 2.C.2 Network-coordinated polymers
  • 2.D. Catalytic Activities of Polymer-metal Complexes
  • 2.D.1 Catalytic activity of polymer-metal complex
  • 2.D.2 Application of polymer-metal complexes as catalysts
  • 2.E. Polymer-metal Complexes as Heterogeneous Biologically Active Catalysts
  • 2.F. Macromolecular Effects on Catalytic Activities of Polymer-metal Complexes
  • 2.F.1 Porosity and surface area
  • 2.F.2 Nature of support and extent of cross linking
  • 2.F.3 Spacer groups
  • References
  • 3. SYNTHESIS AND CHARACTERISATION OF POLYSTYRENE-SUPPORTED SCHIFF BASE-METAL COMPLEXES
  • 3.A. Preparation of EGDMA-, BDDMA-, HDODA-, TTEGDA- and DVB-cross linked Polystyrenes
  • 3.B. Preparation of N, N-bis (salicylidene-2-aminoethyl) aminomethyl Polystyrenes
  • 3.C. Complexatiion Behaviour of Various Polystyrene-supported Schiff Bases
  • 3.C.1 Effect of the nature and extent of cross linking agent on complexation
  • 3.C.2 Influence of equilibrium pH on metal uptake of diethylenetriamino-salicylaldehyde Schiff base resins
  • 3.D. Characterisation of Polymeric Ligands and their Metal Complexes
  • 3.D.1 Infrared spectra
  • 3.D.2 UV-visible spectra
  • 3.D.3 EPR spectra of Cu (II) complexes of diethylenetriamine-salicylaldehyde polystyrene Schiff base resins
  • 3.D.4 Scanning electron microscopy
  • References
  • 4. SYNTHESIS AND CHARACTERISATION OF POLYACRYLAMIDE-SUPPORTED GLYCINE -METAL COMPLEXES
  • RESULTS AND DISCUSSION
  • 4.A. Preparation of NNMBA-cross linked Polyacrylamides
  • 4.B. Transamidation of NNMBA-cross linked Polyacrylamides
  • 4.C. Metal Ion Complexation of NNMBA-cross linked Polyacrylamide Supported Glycines
  • 4.C. 1 Effects of the extent of NNMBA aross linking on complexation
  • 4.D. Characterisation of Polymeric Ligands and Polymer Metal Complexes -
  • 4.D.1 IR spectra
  • 4.D.2 UV-visible spectra
  • 4.D.3 EPR spectra
  • 4.D.4 Scanning electron microscopy
  • References
  • 5. THERMOGRAVIMETRIC STUDIES OF POLYSTYRENE SCHIFF BASE- AND POLYACRYLAMIDE GLYCINE METAL COMPLEXES
  • 5.A. Thermal Decomposition Mechanism of Polymer-metal Complexes
  • 5.A.1 Process governed by nucleation and growth:
  • 5.A.2 Diffusion controlled reactions
  • 5.A.3 Phase boundary reactions:
  • 5.B. Thermogravimetric Studies of Cross linked Polystyrene-supported Schiff Base-metal Complexes
  • 5.B.1 Metal complexes of EGDMA-cross linked polystyrene-Schiff base
  • 5.B.2 Cu (II) complexes of BDDMA-cross linked polystyrene-Schiff bases with varying extent of cross linking
  • 5.B.3 Cu (II) complexes of HDODA-crosslinked polystyrene-Schiff base with varying extent cross linking
  • 5.B.4 Choice of the reaction mechanism
  • 5.C. Metal Complexes of NNMBA-cross linked Polyacrylamide-supported Glycine
  • References
  • 6. CATALASE-LIKE ACTIVITIES OF POLYSTYRENE-AND POLYACRYLAMIDE-SUPPORTED METAL COMPLEXES
  • 6.A. Polystyrene- Schiff Base Systems
  • 6.A.1 Catalytic activities of various cross linked polystyrene-supported Schiff base metal complexes in the decomposition of hydrogen peroxide 1
  • 6.A.2 Kinetics of hydrogen peroxide decomposition by polystyrene-supported Schiff bas metal complexes
  • 6.A.3 Effect of the nature of degree of cross linking agent on the decomposition of hydrogen peroxide
  • 6.A.4 Effect of pH dependence on the catalytic activity of polystyrene-Schiff base
  • 6.A.5 Variation in kinetics of hydrogen peroxide decomposition reaction using polystyrene- base resins of DVB (macroporous) cross links -
  • 6.B. Polyacrylamide Systems
  • 6.B.1 Catalytic activity of NNMBA-cross linked polyacrylamide-supported glycine-metal complexes
  • 6.B.2 Kinetics of hydrogen peroxide decomposition by polyacrylamide-supported glycine metal complexes
  • 6.B.3 Effect of variables of catalysis on the decomposition of hydrogen peroxide
  • 6.B.4 Effect of degree of NNMBA cross linking on catalysis
  • References
  • 7. EXPERIMENTAL
  • 7.A. General
  • 7.A.1 Materials
  • 7.A.2 Instrumental
  • 7.B. Preparation of Cross linked Polystyrenes
  • 7.B.1 Preparation of 2 mol% DVB- and TTEGDA-cross linked polystyrenes
  • 7.B.2 Preparation of 2-20 mol% EGDMA-, BDDMA- and HDODA-crosslinked polystyrenes
  • 7. B.3 Chloromethylation of cross linked polystyrene using SnCl4: general procedure
  • 7.B.4 Estimation of chlorine capacity in chloromethyl polystyrenes: general procedure.
  • 7.B.5 Preparation of N, N-bistsalicylidene-2-aminoetfiyl) aminomethyl polystyrenes: general procedure
  • 7.C. Preparation of 2-20 mol% NNMBA-cross linked Polyacrylamide-supported Glycines
  • 7.C.1 Preparation of 2-20 mol% NNMBA-cross linked polyacrylamides
  • 7.C.2 Transamidation of NNMBA-a-osslinked polyacrylamides with sodium salt of glycine general procedure
  • 7.C.3 Estimation of carboxyl capacity of glycine incorporated NNMBA-cross linked polyacrylamides: general procedure
  • 7.D. Preparation of Polymer-metal Complexes: General Procedure
  • 7.E. Catalytic Activities of Polymer-supported Metal Complexes: General Procedure.
  • References
  • 8. SUMMARY AND OUTLOOK