ORGANIC CHEMISTRY MASTERINGCHEM ACCESS
9th Edition
ISBN: 9780137249442
Author: Wade
Publisher: INTER PEAR
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Textbook Question
Chapter 26, Problem 26.28SP
Polyoxymethylene (polyformaldehyde) is the tough, self-lubricating Delrin® plastic used in gear wheels.
- a. Give the structure of polyformaldehyde.
- b. Formaldehyde is polymerized using an acidic catalyst Using H+ as a catalyst, propose a mechanism for the
polymerization as far as the trimer. - c. Is Delrin an
addition polymer or acondensation polymer ?
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Students have asked these similar questions
Poly(vinyl alcohol) is a polymer used to make fibers and adhesives. It is synthesized by hydrolysis or alcoholysis of the polymer obtained from polymerization of vinyl acetate as shown below. a. Why is poly(vinyl alcohol) not prepared by polymerizing vinyl alcohol? b. Is poly(vinyl acetate) a polyester?
a. How many monomers molecules are there in 5 ml of Ethyl acrylate ?
b. Using this monomer how can you make a
a. high molecular weight hard polymer
b. low molecular weight soft polyethyl acrylate polymer
What monomer(s) are used to prepare each polymer or copolymer?
a.
b.
Chapter 26 Solutions
ORGANIC CHEMISTRY MASTERINGCHEM ACCESS
Ch. 26.2A - Show the intermediate that would result if the...Ch. 26.2A - Prob. 26.2PCh. 26.2A - Prob. 26.3PCh. 26.2B - Prob. 26.4PCh. 26.2B - Prob. 26.5PCh. 26.2B - Chain branching occurs in cationic polymerization...Ch. 26.2C - Prob. 26.7PCh. 26.2C - Prob. 26.8PCh. 26.2C - Chain branching is not as common with anionic...Ch. 26.3 - Prob. 26.10P
Ch. 26.5 - Prob. 26.11PCh. 26.6 - Prob. 26.12PCh. 26.7A - Prob. 26.13PCh. 26.7B - Prob. 26.14PCh. 26.7B - Prob. 26.15PCh. 26.7C - a. Propose a mechanism for the reaction of...Ch. 26.7C - Prob. 26.17PCh. 26.7D - Prob. 26.18PCh. 26.7D - Prob. 26.19PCh. 26.7D - Prob. 26.20PCh. 26 - Prob. 26.21SPCh. 26 - Prob. 26.22SPCh. 26 - Poly(trimethylene carbamate) is used in...Ch. 26 - Prob. 26.24SPCh. 26 - Urylon fibers are used in premium fishing nets...Ch. 26 - Prob. 26.26SPCh. 26 - Prob. 26.27SPCh. 26 - Polyoxymethylene (polyformaldehyde) is the tough,...Ch. 26 - Prob. 26.29SPCh. 26 - Prob. 26.30SPCh. 26 - Prob. 26.31SPCh. 26 - Prob. 26.32SPCh. 26 - Prob. 26.33SPCh. 26 - Prob. 26.34SPCh. 26 - The polyester named Lactomer is an alternating...Ch. 26 - Prob. 26.36SP
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.Similar questions
- Which function group/s is/are present in monomers that undergo cationic polymerization. A. electron donating B. electron withdrawing C. both a and b D. none of the given choicesarrow_forwardWhat monomer(s) are used to prepare each polymer or copolymer? C(CHa)a a. EtO,C Ċ(CH3)3 d.arrow_forwardPoly(vinyl alcohol), a hydrophilic polymer used in aqueous adhesives, is made by polymerizing vinyl acetate and then hydrolyzing the ester linkages. Why is poly(vinyl alcohol) made by this circuitous route? Why not just polymerize vinyl alcohol?arrow_forward
- What polymer is formed by anionic polymerization of each monomer? a. b.arrow_forwardDraw the structure of the polymer formed by step-growth polymerization of each monomer or pair of monomers. а. b.arrow_forward7. During condensation polymerization, many monomers join together. What is lost when two mon omers join together via a condensation reaction? carbon dioxide b. hydrochloric acid c. hydrogen gas а. d. waterarrow_forward
- Poly(vinyl alcohol), a hydrophilic polymer used in aqueous adhesives, is made by polymerizing vinyl acetate and then hydrolyzing the ester linkages. We have seen that basic hydrolysis destroys the Dacron polymer. Poly(vinyl acetate) is converted to poly(vinyl alcohol) by a basic hydrolysis of the ester groups. Why doesn’t the hydrolysis destroy the poly(vinyl alcohol)polymer?arrow_forwardTeflon is the polymer used to create non-stick surfaces on cookware. The monomer for Teflon is tetrafluoroethene. a. Draw tetrafluoroethene. b. What type of polymerization reaction would be used to create Teflon? c. Show the repeat unit of Teflon. d. Explain based on the molecular structure of Teflon why it would have the non-stick and chemically resistant properties that make it suitable for use in pots and pans.arrow_forward1. What are condensation polymers? How are they different from addition polymers? 2. What is the role of an initiator? 3. What is an inhibitor? 4. What are short stops?arrow_forward
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