Organic Chemistry, 6 th edition Paula Yurkanis Bruice Chapter 29 Synthetic Polymers Brian L. Groh Minnesota State University, Mankato Mankato, MN Bruice:

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Presentation transcript:

Organic Chemistry, 6 th edition Paula Yurkanis Bruice Chapter 29 Synthetic Polymers Brian L. Groh Minnesota State University, Mankato Mankato, MN Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

Which of the following is(are) a step-growth polymer(s)? 29.1 D. A and B E. B and C Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

Which of the following is(are) a step-growth polymer(s)? 29.1 D. A and B E. B and C Step-growth polymers typically have heteroatoms in the polymer chain from the condensation of functional groups. Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

Which monomer would most easily undergo cationic polymerization? 29.2 Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

Which monomer would most easily undergo cationic polymerization? 29.2 The alkene with an electron donating group that can stabilize a carbocation intermediate will react quickest. Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

The following polymer is an example of29.3 Bruice: Organic Chemistry, © 2011 Pearson Education, Inc. A.an atactic polymer B.a condensation polymer C.a conducting polymer D.an isotactic polymer E.a syndiotactic polymer

The following polymer is an example of29.3 An isotactic polymer has all of its substituents on the same side of the fully extended carbon chain. Bruice: Organic Chemistry, © 2011 Pearson Education, Inc. A.an atactic polymer B.a condensation polymer C.a conducting polymer D.an isotactic polymer E.a syndiotactic polymer

A.A-B-A-B-A-B-A-B- B.AA-BB-AA-BB-AA-BB- C.AAAA-BBBB-AAAA- D.AA-B-A-B-A-BB-A- An alternating co-polymer has the general structure of _______ Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

An alternating co-polymer has the general structure of _______ In an alternating copolymer the two monomers alternate. A.A-B-A-B-A-B-A-B- B.AA-BB-AA-BB-AA-BB- C.AAAA-BBBB-AAAA- D.AA-B-A-B-A-BB-A- Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

A.a block copolymer B.a graft copolymer C.an alternating copolymer D.an isotactic polymer E.an oriented polymer A copolymer in which there are distinct groups of each monomer is called __________ Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

A copolymer in which there are distinct groups of each monomer is called __________ A block copolymer consists of blocks of each kind of monomer: AAAAABBBBBAAAAABBBBBAAAAA A.a block copolymer B.a graft copolymer C.an alternating copolymer D.an isotactic polymer E.an oriented polymer Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

A.A plasticizer B.A thermoplastic C.An elastomer D.An oriented polymer E.A crystallite __________ is a polymer that stretches and reverts to its original shape Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.

A.A plasticizer B.A thermoplastic C.An elastomer D.An oriented polymer E.A crystallite __________ is a polymer that stretches and reverts to its original shape An elastomer is a randomly oriented amorphous polymer, but it must have some cross-linking so that the chains do not slip over one another. Bruice: Organic Chemistry, © 2011 Pearson Education, Inc.