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	<title>Mind games manipulation idealogy &#187; Polyzwitterion</title>
	<atom:link href="http://kelvins.org/index.php/archives/category/undergraduate/polyzwitterion/feed" rel="self" type="application/rss+xml" />
	<link>http://kelvins.org</link>
	<description>Creativite stuff and mostly personal point of views</description>
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			<item>
		<title>Day 14 &#8211; 20 Vinylimidazole Sulphobetaine</title>
		<link>http://kelvins.org/index.php/archives/32</link>
		<comments>http://kelvins.org/index.php/archives/32#comments</comments>
		<pubDate>Tue, 20 Nov 2007 12:12:34 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=32</guid>
		<description><![CDATA[Very late post for day 14.
Most of the data is in the log book.
The hydrogel has shrank turned brittle but has a glass like state indicating successful polymerisation.
Texture:
Very sticky like taffy when exposed to water.
Day before drying via dessication for 14 days
After dessication / Monomer and Polymer
]]></description>
			<content:encoded><![CDATA[<p>Very late post for day 14.</p>
<p>Most of the data is in the log book.<br />
The hydrogel has shrank turned brittle but has a glass like state indicating successful polymerisation.</p>
<p>Texture:<br />
Very sticky like taffy when exposed to water.</p>
<p>Day before drying via dessication for 14 days<br />
</p>
<p>After dessication / Monomer and Polymer<br />
</p>
]]></content:encoded>
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		<item>
		<title>Day 13: Polymerization 1-Vinyl-3-(3-sulphopropyl)imidazolium hydroxide inner salt</title>
		<link>http://kelvins.org/index.php/archives/29</link>
		<comments>http://kelvins.org/index.php/archives/29#comments</comments>
		<pubDate>Wed, 17 Oct 2007 10:17:08 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=29</guid>
		<description><![CDATA[[slideshow=10]
Day 13:
Success, managed to get the initator to work with the monomer at 60 degrees C without making the test tube explode during the nitrogen gas flussing step.
But with success there is slight failure where I could not open the top for the test tube glass device. Cooking it for another day to see if [...]]]></description>
			<content:encoded><![CDATA[<p>[slideshow=10]</p>
<p>Day 13:</p>
<p>Success, managed to get the initator to work with the monomer at 60 degrees C without making the test tube explode during the nitrogen gas flussing step.</p>
<p>But with success there is slight failure where I could not open the top for the test tube glass device. Cooking it for another day to see if the cap will loosen. Probably use plyers if it doesnt work out tomorrow.</p>
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		<item>
		<title>Day 10: Polymerization 1-Vinyl-3-(3-sulphopropyl)imidazolium hydroxide inner salt</title>
		<link>http://kelvins.org/index.php/archives/28</link>
		<comments>http://kelvins.org/index.php/archives/28#comments</comments>
		<pubDate>Mon, 15 Oct 2007 04:33:23 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=28</guid>
		<description><![CDATA[Day 10:
Well, all went well with 0.33g of monomer and 0.0034g of ACVA.
Problem occurred, when nitrogen flushing the apparatus top glass piece gave wave and glass snapped resulting in significant loss of monomer and activator. Repeating experiment on Tuesday. With a quantity of 0.1g of monomer and about 0.001g of ACVA.
]]></description>
			<content:encoded><![CDATA[<p>Day 10:</p>
<p>Well, all went well with 0.33g of monomer and 0.0034g of ACVA.</p>
<p>Problem occurred, when nitrogen flushing the apparatus top glass piece gave wave and glass snapped resulting in significant loss of monomer and activator. Repeating experiment on Tuesday. With a quantity of 0.1g of monomer and about 0.001g of ACVA.</p>
]]></content:encoded>
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		<item>
		<title>Day 7 : 1-Vinyl-3-(3-sulphopropyl)imidazolium hydroxide inner salt</title>
		<link>http://kelvins.org/index.php/archives/27</link>
		<comments>http://kelvins.org/index.php/archives/27#comments</comments>
		<pubDate>Sun, 14 Oct 2007 01:20:14 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=27</guid>
		<description><![CDATA[Day 7:
Procedure was quiet straight foward, fluted filter paper washed with dry ethyl acetate.
Vacum dried
Slight error occured as I did not cover the sample when it was in vacuum with a beaker, the reason of this being is when pressure is applied and released the solvent will quickly move out of the solid; problem arises [...]]]></description>
			<content:encoded><![CDATA[<p>Day 7:</p>
<p>Procedure was quiet straight foward, fluted filter paper washed with dry ethyl acetate.<br />
Vacum dried</p>
<p>Slight error occured as I did not cover the sample when it was in vacuum with a beaker, the reason of this being is when pressure is applied and released the solvent will quickly move out of the solid; problem arises when the solvent is moving out of the sample when pressure is released which could lead the the crystals splitting and flying around in the dessicator</p>
<p>% Yield was around 80%, yielded 0.7g of sample to theorteical sample weight of 0.8</p>
]]></content:encoded>
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		<item>
		<title>Day 4: 1-Vinyl-3-(3-sulphopropyl)imidazolium hydroxide inner salt</title>
		<link>http://kelvins.org/index.php/archives/26</link>
		<comments>http://kelvins.org/index.php/archives/26#comments</comments>
		<pubDate>Tue, 09 Oct 2007 09:11:04 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=26</guid>
		<description><![CDATA[[album=4,extend]
Day 4:
No significant changes, seems to have evolved more monomer, and is bubbling away since the increase in temperature which was initiated on Day 3. Seems promising; problem poses to how to remove the monomer out of the round bottom flask.
]]></description>
			<content:encoded><![CDATA[<p>[album=4,extend]</p>
<p>Day 4:</p>
<p>No significant changes, seems to have evolved more monomer, and is bubbling away since the increase in temperature which was initiated on Day 3. Seems promising; problem poses to how to remove the monomer out of the round bottom flask.</p>
]]></content:encoded>
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		<item>
		<title>Day 3: 1-Vinyl-3-(3-sulphopropyl)imidazolium hydroxide inner salt</title>
		<link>http://kelvins.org/index.php/archives/25</link>
		<comments>http://kelvins.org/index.php/archives/25#comments</comments>
		<pubDate>Mon, 08 Oct 2007 08:46:11 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=25</guid>
		<description><![CDATA[[album=3,extend]
Day 3:
Results on day 3 resulted in more monomer and  could more easily identify  crystal monomer which seem quiet easily divided. More monomer could be seen, mixture was not boiling yet slightly increased temperature so it boils slightly more.
]]></description>
			<content:encoded><![CDATA[<p>[album=3,extend]</p>
<p>Day 3:</p>
<p>Results on day 3 resulted in more monomer and  could more easily identify  crystal monomer which seem quiet easily divided. More monomer could be seen, mixture was not boiling yet slightly increased temperature so it boils slightly more.</p>
]]></content:encoded>
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		</item>
		<item>
		<title>Day 1: First Synthesis</title>
		<link>http://kelvins.org/index.php/archives/22</link>
		<comments>http://kelvins.org/index.php/archives/22#comments</comments>
		<pubDate>Fri, 05 Oct 2007 10:19:17 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=22</guid>
		<description><![CDATA[[album=1,extend]
Synthesis went as planned.
Some simple problems encountered was the 1,3 propanesultone which appeared to crystalline and required a metal spatula to agitate it. Upon agitation at times it would melt into a oily liquid.
Note: 1,3 propanesultone can absorb through skin and eyes.
1-vinylimidazole
Simply readjusted according to weight of 1,3 propanesultone and pipetted out.
Problem:
Stirring could not be [...]]]></description>
			<content:encoded><![CDATA[<p>[album=1,extend]<br />
Synthesis went as planned.</p>
<p>Some simple problems encountered was the 1,3 propanesultone which appeared to crystalline and required a metal spatula to agitate it. Upon agitation at times it would melt into a oily liquid.</p>
<p>Note: 1,3 propanesultone can absorb through skin and eyes.</p>
<p>1-vinylimidazole<br />
Simply readjusted according to weight of 1,3 propanesultone and pipetted out.</p>
<p>Problem:<br />
Stirring could not be achieved when being heated, decided to add 1 boiling chip and see if that would work. Highly doubt it and I believe the monomer I will obtain will not be finely divided as explained in the experiment.</p>
]]></content:encoded>
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		</item>
		<item>
		<title>Antigen and Ionic Relationships</title>
		<link>http://kelvins.org/index.php/archives/9</link>
		<comments>http://kelvins.org/index.php/archives/9#comments</comments>
		<pubDate>Mon, 03 Sep 2007 23:09:29 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=9</guid>
		<description><![CDATA[If I am able to achieve a zwitterion which is within a gel form, I wonder if by introducing monomers and attaching antigens to one side of the monomer if, the molecules will correspondly attract themselves to the surface of the targetted antigen to protein.
It would also be of my curiosity if antigens and ionic [...]]]></description>
			<content:encoded><![CDATA[<p>If I am able to achieve a zwitterion which is within a gel form, I wonder if by introducing monomers and attaching antigens to one side of the monomer if, the molecules will correspondly attract themselves to the surface of the targetted antigen to protein.</p>
<p>It would also be of my curiosity if antigens and ionic relaitonships are coupled, is there a ionic attraction in all molecules no matter how small are they attracted to charged molecules being anion or cation and variation in strength of the ions.</p>
<p>Relationship of single charged ions such as metals to that of compounds of monomers and molecules which are significantly bigger. Variables would definately be temperature, pressure, pH, size of molecules.</p>
<p>Would be interesting to find a molecule per size isto charge ratio has such a strong effect on ions or materials it attracts them towards itself. Could potentially be another project extending to elastics, self healing polymers.</p>
]]></content:encoded>
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		<item>
		<title>Activating a Surface</title>
		<link>http://kelvins.org/index.php/archives/8</link>
		<comments>http://kelvins.org/index.php/archives/8#comments</comments>
		<pubDate>Mon, 27 Aug 2007 23:26:11 +0000</pubDate>
		<dc:creator>Kelvin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=8</guid>
		<description><![CDATA[The use of hexamthylene diisocyanate (HDI) in toluene with di-n-butyltin dilaurate (DBTDL) as a catalyst.
This creates NCO free groups.
This was preformed on polyether urethane and used to graft sulfobetaines onto it. (note the use of jeffamine spacer is used to graft sulfobetaines to the PU)
&#8220;Platelet adhesion on a polyurethane surface grafted with a zwitterionic monomer [...]]]></description>
			<content:encoded><![CDATA[<p>The use of hexamthylene diisocyanate (HDI) in toluene with di-n-butyltin dilaurate (DBTDL) as a catalyst.<br />
This creates NCO free groups.</p>
<p>This was preformed on polyether urethane and used to graft sulfobetaines onto it. (note the use of jeffamine spacer is used to graft sulfobetaines to the PU)</p>
<p>&#8220;Platelet adhesion on a polyurethane surface grafted with a zwitterionic monomer of sulfobetaine via a Jeffamine spacer&#8221;<br />
J Yuan, J Zhu, CH Zhu, J Shen and SC Lin.</p>
<p><img src="http://upload.wikimedia.org/wikipedia/commons/thumb/6/6a/Hexamethylene-diisocyanate-2D-skeletal.png/250px-Hexamethylene-diisocyanate-2D-skeletal.png" /><br />
(Hexamethylene diisocyanate &#8211; Wikipedia)</p>
<p><strong>What is a jeffamine spacer?<br />
</strong>Jeffamine spacer is a compound like polyethylene glycol (PEG) which is a soft polyether chain. It can greatly reduce interfacial energy between goal structure and surface of substrate. It also has a high mobility inaqueous environments. Poly(ethylene oxide) PEO spacers were used to achieve this, reason why jeffamine spacer is more effective is that the amino group is more active than the hydroxy group of PEO.</p>
]]></content:encoded>
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		</item>
		<item>
		<title>Terminology</title>
		<link>http://kelvins.org/index.php/archives/6</link>
		<comments>http://kelvins.org/index.php/archives/6#comments</comments>
		<pubDate>Sun, 19 Aug 2007 23:25:03 +0000</pubDate>
		<dc:creator>admin</dc:creator>
				<category><![CDATA[Polyzwitterion]]></category>

		<guid isPermaLink="false">http://kelvins.org/?p=6</guid>
		<description><![CDATA[Lyotropic
Ions arranged in series.
Can be used in context with salts, radicals in which they are arranged decending order in magnitude to the effect of a given solvent.
Antipolyelectrolyte
Increasing chian expansion when increasing the ionic strength
Ionic Strength
Relates to how ions effect a solution. Where activity is NOT equal to concentration.
Activtiy = concentration (mol/L)  x activity coefficent
]]></description>
			<content:encoded><![CDATA[<p><strong>Lyotropic<br />
</strong>Ions arranged in series.<br />
Can be used in context with salts, radicals in which they are arranged decending order in magnitude to the effect of a given solvent.</p>
<p><strong>Antipolyelectrolyte<br />
</strong>Increasing chian expansion when increasing the ionic strength</p>
<p><strong>Ionic Strength</strong><br />
Relates to how ions effect a solution. Where activity is NOT equal to concentration.<br />
Activtiy = concentration (mol/L)  x activity coefficent</p>
]]></content:encoded>
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