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标题:Novel modified starch–xanthan gum hydrogels for controlled drug delivery: Synthesis and characterization
时间:2020-07-07 20:13:53
DOI:10.1016/j.carbpol.2009.10.016
大小:669 kb
页数:11 PAGES
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目录:
  • Novel modified starch–xanthan gum hydrogels for controlled drug delivery: Synthesis and characterization
    • Introduction
    • Experimental
      • Chemicals and reagents
      • Synthesis of cross-linked fully gelatinized starch and xanthan gum hydrogels
      • Examination of film morphology
      • Confirmation of cross-linking by Fourier transformed infrared (FTIR) spectroscopy
      • Solid state 31P NMR spectroscopy
      • Study of the swelling behavior of cross-linked starch–xanthan gum polymer
      • Determination of gel mesh size
      • Permeability studies
      • Statistical analysis
    • Results and discussion
      • Morphology
      • Cross-linking of starch–xanthan gum with STMP is confirmed
      • Swelling kinetics and equilibrium swelling ratio
        • Effect of cross-linker STMP and xanthan gum concentration on the film swelling
        • Effect of medium pH and buffer salts on the film swelling
      • Mesh size of the modified starch–xanthan gum gels
      • Permeability studies
        • Effect of cross-linker and xanthan gum concentration on permeability
        • Effect of molecular size and charge on permeability
    • Conclusion
    • Acknowledgements
    • References

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