User:Karlena L. Brown/Notebook/PVOH Research/2013/04/12: Difference between revisions
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* Add H<sub>2</sub>O to hydrogel samples containing Rhodamine 6G dye in order to run DSC and X-ray analysis (leach out dye before analyses) | * Add H<sub>2</sub>O to hydrogel samples containing Rhodamine 6G dye in order to run DSC and X-ray analysis (leach out dye before analyses) | ||
==DSC Analysis: Mixed | ==DSC Analysis: Mixed Microspheres 3== | ||
'''DSC preparation and protocol involving instrumentation and usage can be found on 9/17/12 entry.''' | '''DSC preparation and protocol involving instrumentation and usage can be found on 9/17/12 entry.''' | ||
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==Notes== | ==Notes== | ||
* In regards to microsphere preparations, in order to vortex the new microsphere samples being prepared more efficiently, a more advanced, efficient, and high speed vortexer will be used instead of a sonicator for vortexing samples. | * In regards to microsphere preparations, in order to vortex the new microsphere samples being prepared more efficiently, a more advanced, efficient, and high speed vortexer will be used instead of a sonicator for vortexing samples. | ||
* X-ray analysis on 4/12/13 was solely run on the microsphere sample: 50:50 PVOH 130K 110% CEC Laponite w/ DMHXLBR | * X-ray analysis on 4/12/13 was solely run on the microsphere sample: 50:50 PVOH 130K 110% CEC Laponite w/ DMHXLBR. | ||
* | * H<sub>2</sub>O had to be added to previous hydrogel samples prepared on 2/04/13 in order to leach out Rhodamine 6G dye and to soften up the hydrogels -- many of them were extremely too hard to cut into smaller cubes. | ||
Revision as of 09:20, 15 April 2013
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OBJECTIVES
DSC Analysis: Mixed Microspheres 3DSC preparation and protocol involving instrumentation and usage can be found on 9/17/12 entry.
# Equilibrate sample at ~ -40°C # Ramp sample temperature up from 20-240°C # Ramp sample temperature down from 20-(-40°C) # Repeat segment #2 again PVOH Film Preparations 2RECALL FILM MAKING PROTOCOL ON 9/02/12
Notes
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