User:Mary Mendoza/Notebook/CHEM 581: Experimental Chemistry I/2014/09/17: Difference between revisions
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* The absorbance of each sample are listed on table 1. | * The absorbance of each sample are listed on table 1. | ||
==Centrifuge of Ionic Liquid Exchange== | ==Centrifuge of Ionic Liquid Exchange Clay== | ||
* In the original [[User:Matt Hartings/Notebook/AU Biomaterials Design Lab/2014/09/10|protocol]], the instruction called for vacuum filtration of our mixture, tributylhexadecylphosphonium bromide, through a 0.2μm nylon fiber. | * In the original [[User:Matt Hartings/Notebook/AU Biomaterials Design Lab/2014/09/10|protocol]], the instruction called for vacuum filtration of our mixture, tributylhexadecylphosphonium bromide, through a 0.2μm nylon fiber. | ||
* A consensual decision was made that placing the mixtures in centrifuge would provide better results of separation. | * A consensual decision was made that placing the mixtures in centrifuge would provide better results of separation. | ||
* The sample weighed the amount of 17.69 g. Addition of water was made to balance the viscous mixture, (1-hexadecyl)triphenylphosphonium bromide), from Eleni's group. The final weight was 27.42 g. | * The sample weighed the amount of 17.69 g. Addition of water was made to balance the viscous mixture, (1-hexadecyl)triphenylphosphonium bromide), from Eleni's group. The final weight was 27.42 g. | ||
* The mixture was centrifuged for 30 minutes at 4000 rpm, 4°C. | * The mixture was centrifuged for 30 minutes at 4000 rpm, 4°C. | ||
* At 10:53 AM, samples were observed to have three distinct layers; top and bottom layer were clay, and the middle was composed of water/supernatant. | |||
* The supernatant was collected and transferred into a 50 mL falcon tube. This was stored if additional analysis was needed in the future. | |||
* Two sets of washes are required for the exchanged clay | |||
==Powder X-RAY Diffraction of MG-PVA-clay samples== | ==Powder X-RAY Diffraction of MG-PVA-clay samples== |
Revision as of 23:29, 29 September 2014
Project name | <html><img src="/images/9/94/Report.png" border="0" /></html> Main project page <html><img src="/images/c/c3/Resultset_previous.png" border="0" /></html>Previous entry<html> </html>Next entry<html><img src="/images/5/5c/Resultset_next.png" border="0" /></html> | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Collection of DSC data
UV-Vis of MG-PVA samples
Centrifuge of Ionic Liquid Exchange Clay
Powder X-RAY Diffraction of MG-PVA-clay samplesCompletion of Exfoliated Clay Film Synthesis |