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Another polymer that is receiving a lot of attention is polyurethane. What is polyurethane (include the...

Another polymer that is receiving a lot of attention is polyurethane. What is polyurethane (include the chemical functional group)? How is it polymerized (explain clearly the polymerization reaction and show the by products produced.)? What is the Tg of PU? Are there different types of polyurethanes? What is thermoplastic polyurethane elastomer?(Most Materials Science or polymer science books will have enough information for you to answer these questions. You can check Knovel for many of the books). No google search for this problem).

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