User:Allison K. Alix/Notebook/CHEM-581/2012/10/03 - Revision history

Allison K. Alix: /* Data */

2012-10-05T17:52:31Z

Data

←Older revision		Revision as of 17:52, 5 October 2012
Line 34:		Line 34:
	width: 0.22mm.		width: 0.22mm.

-	The films that were cross-linked in the oven had some considerable changes in color and toughness. MW 100,000: film became much tougher, no visible color changes. MW 22000: no toughness or color changes. MW 22000 w/ phosphoric acid: film became much tougher and turned a slight yellowish brown color. MW 22000 with phosphoric acid and maleic acid: no changes in toughness or color. MW: 100,000 w/ hydrochloric acid: toughness did not change but color became a very dark black	+	The films that were cross-linked in the oven had some considerable changes in color and toughness:
		+
		+	*MW 100,000: film became much tougher, no visible color changes.
		+	*MW 22000: no toughness or color changes.
		+	*MW 22000 w/ phosphoric acid: film became much tougher and turned a slight yellowish brown color.
		+	*MW 22000 with phosphoric acid and maleic acid: no changes in toughness or color.
		+	*MW: 100,000 w/ hydrochloric acid: toughness did not change but color became a very dark black

	==Notes==		==Notes==

2012-10-05T17:51:29Z

Data

←Older revision		Revision as of 17:51, 5 October 2012
Line 28:		Line 28:

	==Data==		==Data==
-	~~'''~~PVOH MW: 22000~~'''~~ height: 20.49mm width: 0.22mm. The films that were cross-linked in the oven had some considerable changes in color and toughness. MW 100,000: film became much tougher, no visible color changes. MW 22000: no toughness or color changes. MW 22000 w/ phosphoric acid: film became much tougher and turned a slight yellowish brown color. MW 22000 with phosphoric acid and maleic acid: no changes in toughness or color. MW: 100,000 w/ hydrochloric acid: toughness did not change but color became a very dark black	+	<u>PVOH MW: 22000</u>
		+
		+	height: 20.49mm
		+
		+	width: 0.22mm.
		+
		+	The films that were cross-linked in the oven had some considerable changes in color and toughness. MW 100,000: film became much tougher, no visible color changes. MW 22000: no toughness or color changes. MW 22000 w/ phosphoric acid: film became much tougher and turned a slight yellowish brown color. MW 22000 with phosphoric acid and maleic acid: no changes in toughness or color. MW: 100,000 w/ hydrochloric acid: toughness did not change but color became a very dark black

	==Notes==		==Notes==

2012-10-05T17:48:48Z

Description

←Older revision		Revision as of 17:48, 5 October 2012
Line 25:		Line 25:
	5) MW: 22000 with phosphoric acid and maleic acid.		5) MW: 22000 with phosphoric acid and maleic acid.

-	Samples 3-5 were crosslinked via dehydration in the oven at ~~120 degrees celsius~~ for 90 minutes. Samples of films 1 and 2 were also cross linked via dehydration for a before and after comparison of crosslinking.	+	Samples 3-5 were crosslinked via dehydration in the oven at 120°C for 90 minutes. Samples of films 1 and 2 were also cross linked via dehydration for a before and after comparison of crosslinking.

	==Data==		==Data==

2012-10-05T17:48:05Z

Description

←Older revision		Revision as of 17:48, 5 October 2012
Line 13:		Line 13:

	==Description==		==Description==
-	Dimensional Mechanical Analysis will be performed on previously synthesized PVOH films consisting of the following: 1) MW: 22000 2) MW: 100000 3) MW: 22000 with phosphoric acid 4) MW: 100000 with hydrochloric acid 5) MW: 22000 with phosphoric acid and maleic acid. Samples 3-5 were crosslinked via dehydration in the oven at 120 degrees celsius for 90 minutes. Samples of films 1 and 2 were also cross linked via dehydration for a before and after comparison of crosslinking.	+	Dimensional Mechanical Analysis (DMA) will be performed on previously synthesized PVOH films consisting of the following:
		+
		+	1) MW: 22000
		+
		+	2) MW: 100000
		+
		+	3) MW: 22000 with phosphoric acid
		+
		+	4) MW: 100000 with hydrochloric acid
		+
		+	5) MW: 22000 with phosphoric acid and maleic acid.
		+
		+	Samples 3-5 were crosslinked via dehydration in the oven at 120 degrees celsius for 90 minutes. Samples of films 1 and 2 were also cross linked via dehydration for a before and after comparison of crosslinking.

	==Data==		==Data==

2012-10-05T16:30:51Z

Data

←Older revision		Revision as of 16:30, 5 October 2012
Line 16:		Line 16:

	==Data==		==Data==
-	'''PVOH MW: 22000''' height: 20.49mm width: 0.22mm. The films that were cross-linked in the oven had some considerable changes in color and toughness. MW 100,000: film became much tougher, no visible color changes. MW 22000: no toughness or color changes. MW 22000	+	'''PVOH MW: 22000''' height: 20.49mm width: 0.22mm. The films that were cross-linked in the oven had some considerable changes in color and toughness. MW 100,000: film became much tougher, no visible color changes. MW 22000: no toughness or color changes. MW 22000 w/ phosphoric acid: film became much tougher and turned a slight yellowish brown color. MW 22000 with phosphoric acid and maleic acid: no changes in toughness or color. MW: 100,000 w/ hydrochloric acid: toughness did not change but color became a very dark black

	==Notes==		==Notes==

2012-10-05T16:28:35Z

Data

←Older revision		Revision as of 16:28, 5 October 2012
Line 16:		Line 16:

	==Data==		==Data==
-	'''PVOH MW: 22000''' height: 20.49mm width: 0.22mm. The films that were cross-linked in the oven had some considerable changes in color and toughness.	+	'''PVOH MW: 22000''' height: 20.49mm width: 0.22mm. The films that were cross-linked in the oven had some considerable changes in color and toughness. MW 100,000: film became much tougher, no visible color changes. MW 22000: no toughness or color changes. MW 22000

	==Notes==		==Notes==

2012-10-05T16:14:52Z

Data

←Older revision		Revision as of 16:14, 5 October 2012
Line 16:		Line 16:

	==Data==		==Data==
-	'''PVOH MW: 22000''' height: 20.49mm width: 0.22mm	+	'''PVOH MW: 22000''' height: 20.49mm width: 0.22mm. The films that were cross-linked in the oven had some considerable changes in color and toughness.

	==Notes==		==Notes==

2012-10-03T15:00:21Z

Data

2012-10-03T14:59:59Z

Notes

←Older revision		Revision as of 14:59, 3 October 2012
Line 19:		Line 19:

	==Notes==		==Notes==
-	~~This area is for any observations or conclusions that you would like~~ to ~~note.~~	+	A non-cross linked sample of film 1 will have to be re-analyzed as the length was entered as 3.5mm instead of 5.3mm
-		+
-		+
-	~~Use categories like tags. Change the "Course" category to the one corresponding to your course. The "Miscellaneous" tag can~~ be ~~used for particular experiments,~~ as ~~instructed by your professor~~. ~~Please be sure to change or delete this tag as required so that the categories remain well organized~~.	+
-		+
-	~~[[Category:Course]]~~	+
-	~~[[Category:Miscellaneous]]~~	+

2012-10-03T14:58:36Z

Data