User:Karlena L. Brown/Notebook/PVOH Research/2013/02/20: Difference between revisions
From OpenWetWare
Line 16: | Line 16: | ||
# Afterwards, then add 35mL rather than 25mL of mineral oil to the sample in the blender. | # Afterwards, then add 35mL rather than 25mL of mineral oil to the sample in the blender. | ||
# Blend sample solution prepared in blender for ~ 7 minutes on high to form a more homogeneous mixture / emulsion (creating a suspension of microspheres) | # Blend sample solution prepared in blender for ~ 7 minutes on high to form a more homogeneous mixture / emulsion (creating a suspension of microspheres) | ||
# After 7 minutes, quickly pour solution into several mini | # After 7 minutes, quickly pour solution into several mini 10mL vials and then add some Rhodamine 6G dye to the solution based upon the ratio selection ''' (90:10 vs. 50:50)''' | ||
# Next, quickly freeze the PVOH clay sample immersed in safflower oil in liquid nitrogen for ~ 5 min. The vial should be held in the liquid nitrogen until the sample is completely frozen throughout. | # Next, quickly freeze the PVOH clay sample immersed in safflower oil in liquid nitrogen for ~ 5 min. The vial should be held in the liquid nitrogen until the sample is completely frozen throughout. | ||
# After the addition of the dye and liquid nitrogen freezing, allow the solution to go through freeze / thaw crosslinking process for ~ 2-3 days | # After the addition of the dye and liquid nitrogen freezing, allow the solution to go through freeze / thaw crosslinking process for ~ 2-3 days |
Revision as of 00:02, 25 February 2013
PVOH Research | <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> | ||||||||||||||||||||||||||||
OBJECTIVES
Expanded Method of PVOH Clay Microsphere Preparation
Hydrogel Pressure Testing Protocol
Hydrogel Pressure Samples Tested
Notes |