'Cationic polymerization' diaporamas de présentation

Chapter 20 Synthetic Polymers

Chapter 20 Synthetic Polymers. A polymer is a large molecule made by linking together repeating units of small molecules called monomers. Classification of polymers. 1. Addition polymers( ??? ), also called chain-growth polymers , are made by chain reactions ( ??? )

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Ionic Polymerization

Ionic Polymerization. Anionic Polymerization. General Formula. B-. Anionic active center;. Counter-ion. What monomer?.

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Jacobsen asymmetric epoxidation of olefins

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Which contains an unsaturated hyrdocarbon group? a. oleic acid b. lauric acid

Which contains an unsaturated hyrdocarbon group? a. oleic acid b. lauric acid. What functional group do you need to have an unsaturated fat? alkene. At RT (room temperature) which triglyceride mixture is more likely to be a liquid?.

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? 6 ? Ionic Polymerization

20. 08. Nov. 7, 2008. ? 6 ? Ionic Polymerization. Department of Chemical Engineering Konkuk University. Cationic Polymerization. ?? ?? ??. Anionic Polymerization. Ionic polymerization. i) More complex than free radical polymerization

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The next 2 slides are part of one question.

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Alkenes: Reactions with carbenes (McM 7.6) cont.

Alkenes: Reactions with carbenes (McM 7.6) cont. Alkenes: Addition of radicals etc - Polymerisation (McM 7.10, 14.7) Alkenes: Formation by elimination reactions (McM 11.12, 11.13) Substitution reactions: Cleavage of ethers (McM 18.5) Organometallic coupling react. (McM 10.9, lab ex 10).

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Ch 27 Polymers

Ch 27 Polymers. 1. Show the mechanism for the following chain-growth polymerizations with the given monomers: Radical polymerization, monomer: CH 2 CHCl Cationic polymerization, monomer: CH 2 CHOCH 3 Anionoic polymerization, monomer: CH 2 CHPh Ring-opening polymerization, monomer:.

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What would be the structure of the polymer formed from cationic polymerization of 2-methylpropene?

What would be the structure of the polymer formed from cationic polymerization of 2-methylpropene?. Which of the following could initiate the cationic polymerization of styrene?.

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