User:Alicia Rasines Mazo/Notebook/CHEM-582 Experimental Chemistry II/2015/02/06

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Tasks for February 6

  • To synthesize new epoxy/TiO2 and epoxy films (2 of each)
  • To test for the swelling of epoxy/TiO2 film

Test for the swelling of epoxy/TiO2 films

  • The film made on January 30th was cut into pieces, weighed and measured for thickness, then placed in water for approx. 4.5 days.
  • Measurements were taken again on Feb. 11 for weight and thickness.
  • The values obtained are:
Section Initial thickness (mm) Initial weight (g) Final thickness (mm) Final weight (g) % difference in thickness % difference in weights

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