Exam 26: Synthetic Polymers

Draw the products which would result if poly(ethylene terephthalate) were hydrolyzed in hot aqueous NaOH.

When the polymer below is hydrolyzed under basic conditions, what compounds are formed?

Provide the structure of atactic polypropylene.

Provide the structures of the monomers from which Nylon 6,6 is formed.

Draw the structure of the polymer produced in the following reaction. CH₃CH CH₂

When ethylene is polymerized by free-radical initiation, what type of polyethylene is formed?

Provide the structure of the monomer from which polypropylene is formed.

Polymers composed of identical monomer units are known as ________.

What type of polymer uses phosgene as one of its monomer components?

Provide the structure of Teflon.

Cross-linking typically ________ the T_m of a polymer.

Show the reaction which occurs when benzoyl peroxide is heated.

Propose a synthesis of poly(vinyl alcohol) from

Show each step in the mechanism for the following transformation. Include all intermediates and be sure to use arrows correctly to indicate placement of electrons.

Draw three repeating units of poly(vinyl chloride), having syndiotactic stereochemistry.

Draw one complete repeating segment of the polymer resulting from the two monomer units below.

________ polymers result from polymerization reactions in which chain growth is accompanied by loss of a small molecule.

Styrene undergoes polymerization via what type of mechanism?

Draw the structure of the polymer produced in the following reaction.

Which of the following terms best describes the structural relationship between Nylon 6 and Nylon 6,6?