User:Alicia Rasines Mazo/Notebook/CHEM-581 Experimental Chemistry I/2014/10/17

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Tasks for October 17

  • To begin synthesis of PVa and 10% wt PVA-Clay films
  • To complete synthesis of cation exchange modified clays
  • To determine density of films
  • To complete data analysis

New film synthesis

  • 1.0084 g of 22,000 MW PVA and 0.1105 g of NaMT were hydrated with 7 mL of distilled water
  • 1.0020 g of 22,000 MW PVA were hydrated with 7 mL distilled water
  • Heated at approx. 80ºC under gentle stirring until all crystals were dissolved
  • Cooled to room temperature
  • Added 0.5 mL 0.8% wt glutaraldehyde
  • Stirred for 3 min to ensure homogeneity
  • Poured into teflon dish

Completion of ionic modified clays

  • Completed synthesis from Oct. 3



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