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Dive into the fascinating world of polymer chemistry with insights on addition and condensation polymerization, involving steps in free-radical polymerization of ethylene, formation of nylon-66, nylon-6,10, and copolymers like Nomex and Kevlar. Learn about hydrogen bonding for sustainability. Discover how to make "slime" using polyvinyl alcohol. Videos and resources provided.
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Lecture 27 Chapter 20 Polymer Chemistry
Addition Reaction: Steps in the free-radical polymerization of ethylene. http://www.khanacademy.org/science/organic-chemistry/v/polymerization-of-alkenes-with-acid
Making “Slime” Using Polyvinyl Alcohol Aka “cross-linking” http://www.nuffieldfoundation.org/practical-chemistry/pva-polymer-slime
Condensation Polymerization: Co-polymer formation with H2O as additional product (or other product) hexanedioic acid + hexane-1,6-diamine The formation of nylon-66 http://www.materialsworldmodules.org/resources/polimarization/4-condensation.html interfacial synthesis Formation of nylon 6,10 (3:31 min. Commercial Demonstration) http://www.youtube.com/watch?v=NQpTQFGKRN8
DuPont: Fire & Ballistic Protection Co-Polymers Nomex: meta-substitution Kevlar: para-substitution http://www.youtube.com/watch?v=LK7m3oJ8pio&feature=relmfu
Kevlar: Strong Co-Polymer Life Protection vests http://www.youtube.com/watch?v=oRDJZN9Tf24 Hydrogen Bonding