User:Madeleine Y. Bee/Notebook/CHEM-581 Experimental Chemistry/2014/09/03: Difference between revisions

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====Differential Scanning Calorimetry Data====
====Differential Scanning Calorimetry Data====
*PVA film in 2 ppm Malachite Green
{| {{table}}
border="1" cellpadding="4" cellspacing="0" style="border:#c9c9c9 1px solid; margin: 1em 1em 1em 0; border-collapse: collapse;"
| align="center" style="background:#f0f0f0;"|'''PVA film in 2 ppm MG'''
| align="center" style="background:#f0f0f0;"|''' '''
|-
| Onset of H<sub>2</sub>O evaporation||99.59 °C
|-
| Heat of hydrate decomposition ||830.4 J/g
|-
| Major peaks in H<sub>2</sub>O (minima)||101, 103, 134 °C
|-
| Glass transition (avg)||68.99 °C
|}
<br.>
{| {{table}}
| align="center" style="background:#f0f0f0;"|'''PVA film in 8 ppm MG'''
| align="center" style="background:#f0f0f0;"|''' '''
|-
| Onset of H<sub>2</sub>O evaporation||100.91 °C
|-
| Heat of hydrate decomposition ||1130 J/g
|-
| Major peaks in H<sub>2</sub>O (minima)||103.58, 107, 117, 120 °C
|-
| Glass transition (avg, top)||68.11 °C
|-
| Glass transition (avg, first bottom)|| 68.94 °C
|-
| Glass transition (avg, second bottom)|| 87.66 °C
|}
<br.>
{| {{table}}
| align="center" style="background:#f0f0f0;"|'''PVA film in 80 ppm MG'''
| align="center" style="background:#f0f0f0;"|''' '''
|-
| Onset of H<sub>2</sub>O evaporation||99.82 °C
|-
| Heat of hydrate decomposition ||1458 J/g
|-
| Major peaks in H<sub>2</sub>O (minima)||110, 117, 130 °C
|-
| Glass transition (avg, top)||68.17 °C
|-
| Glass transition (avg, bottom)|| 68.56 °C
|}
<br.>
{| {{table}}
| align="center" style="background:#f0f0f0;"|'''PVA film in 200 ppm MG'''
| align="center" style="background:#f0f0f0;"|''' '''
|-
| Onset of H<sub>2</sub>O evaporation||99.77 °C
|-
| Heat of hydrate decomposition ||938.2 J/g
|-
| Major peaks in H<sub>2</sub>O (minima)||125.54, 135, 106, 101 °C
|-
| Glass transition (avg, top)||68.36 °C
|-
| Glass transition (avg, bottom)|| 69.15 °C
|}
<br.>
{| {{table}}
| align="center" style="background:#f0f0f0;"|'''PVA-Clay film in 2 ppm MG'''
| align="center" style="background:#f0f0f0;"|''' '''
|-
| Onset of H<sub>2</sub>O evaporation||100.51 °C
|-
| Heat of hydrate decomposition ||1276 J/g
|-
| Major peaks in H<sub>2</sub>O (minima)||107, 109, 11, 125 °C
|-
| Glass transition (avg, top)||68.16 °C
|-
| Glass transition (avg, bottom)||68.70 °C
|}
<br.>
{| {{table}}
| align="center" style="background:#f0f0f0;"|'''PVA-Clay film in 8 ppm MG'''
| align="center" style="background:#f0f0f0;"|''' '''
|-
| Onset of H<sub>2</sub>O evaporation||98.55 °C
|-
| Heat of hydrate decomposition ||865.9 J/g
|-
| Major peaks in H<sub>2</sub>O (minima)|| °C
|-
| Glass transition (avg, top)|| °C
|-
| Glass transition (avg, bottom)|| °C
|}


====FTIR: Total Attenuated Reflectance Measurements====
====FTIR: Total Attenuated Reflectance Measurements====

Revision as of 07:08, 17 September 2014

CHEM 581: Experimental Chemistry <html><img src="/images/9/94/Report.png" border="0" /></html> Main project page
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September 3, 2014

Procedures

Completing Film Synthesis

Continued from Friday, 8/29/2014<br.> Procedure detailed by Dr Hartings

  • Stir in Sodium Sulfate, 1% HCl, and Sodium Bicarbonate solutions

Beginning New Film Synthesis

Procedure detailed by Dr Hartings

  • Polymer-10% Clay Film
    • 1.0012 g PVA and 0.1120 g sodium montmorillonite (~1g PVA and ~.1g NaM)
  • Polymer Film
    • 1.0077 g PVA (~1g)

Differential Scanning Calorimetry Measurements

  • Polymer-10% Clay Film in 2 ppm MG
    • Pan and lid mass: 0.05289 g
    • Film mass: 0.00406 g
  • Polymer-10% Clay Film in 8 ppm MG
    • Pan and lid mass: 0.05226 g
    • Film mass: 0.00549 g
  • Polymer-10% Clay Film in 80 ppm MG
    • Pan and lid mass: 0.05297 g
    • Film mass: 0.00338 g
  • Polymer-10% Clay Film in 200 ppm MG
    • Pan and lid mass: 0.05253 g
    • Film mass: 0.00346 g
  • Polymer Film in 2 ppm MG
    • Pan and lid mass: 0.05299 g
    • Film mass: 0.0388 g
  • Polymer Film in 8 ppm MG
    • Pan and lid mass: 0.05225 g
    • Film mass: 0.00349 g
  • Polymer Film in 80 ppm MG
    • Pan and lid mass: 0.04741 g
    • Film mass: 0.00393 g
  • Polymer Film in 200 ppm MG
    • Pan and lid mass: 0.05242 g
    • Film mass: 0.00349 g
  • Polymer-10% Clay Film
    • Pan and lid mass: 0.05261 g
    • Film mass: 0.00442 g
  • Polymer Film
    • Pan and lid mass: 0.05213 g
    • Film mass: 0.00471 g

<br.>

Differential Scanning Calorimetry Data

PVA film in 2 ppm MG
Onset of H2O evaporation 99.59 °C
Heat of hydrate decomposition 830.4 J/g
Major peaks in H2O (minima) 101, 103, 134 °C
Glass transition (avg) 68.99 °C

<br.>

PVA film in 8 ppm MG
Onset of H2O evaporation 100.91 °C
Heat of hydrate decomposition 1130 J/g
Major peaks in H2O (minima) 103.58, 107, 117, 120 °C
Glass transition (avg, top) 68.11 °C
Glass transition (avg, first bottom) 68.94 °C
Glass transition (avg, second bottom) 87.66 °C

<br.>

PVA film in 80 ppm MG
Onset of H2O evaporation 99.82 °C
Heat of hydrate decomposition 1458 J/g
Major peaks in H2O (minima) 110, 117, 130 °C
Glass transition (avg, top) 68.17 °C
Glass transition (avg, bottom) 68.56 °C

<br.>

PVA film in 200 ppm MG
Onset of H2O evaporation 99.77 °C
Heat of hydrate decomposition 938.2 J/g
Major peaks in H2O (minima) 125.54, 135, 106, 101 °C
Glass transition (avg, top) 68.36 °C
Glass transition (avg, bottom) 69.15 °C

<br.>

PVA-Clay film in 2 ppm MG
Onset of H2O evaporation 100.51 °C
Heat of hydrate decomposition 1276 J/g
Major peaks in H2O (minima) 107, 109, 11, 125 °C
Glass transition (avg, top) 68.16 °C
Glass transition (avg, bottom) 68.70 °C

<br.>

PVA-Clay film in 8 ppm MG
Onset of H2O evaporation 98.55 °C
Heat of hydrate decomposition 865.9 J/g
Major peaks in H2O (minima) °C
Glass transition (avg, top) °C
Glass transition (avg, bottom) °C

FTIR: Total Attenuated Reflectance Measurements




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