Chapter 30: Question 30.1 (page 1200)
Give the shorthand structures of poly(vinyl chloride) and nylon 6,6 in Section 30.1.
Short Answer
Answer
The shorthand structure of poly(vinyl chloride) is:
The shorthand structure of nylon-6,6 is:
Chapter 30: Question 30.1 (page 1200)
Give the shorthand structures of poly(vinyl chloride) and nylon 6,6 in Section 30.1.
Answer
The shorthand structure of poly(vinyl chloride) is:
The shorthand structure of nylon-6,6 is:
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Get started for free(a) Explain why poly(vinyl alcohol) cannot be prepared by the radical polymerization of vinyl alcohol (b) Devise a stepwise synthesis of poly(vinyl alcohol) from vinyl acetate(c) How can poly(vinyl alcohol) be converted to poly(vinyl butyral), a polymer used in windshield safety glass?
The reaction of urea [(NH2)2 C=O] and formaldehyde (CH2=O) forms a highly cross-linked polymer used in foams. Suggest a structure for this polymer. [Hint: Examine the structures of Bakelite (Figure 30.7) and Melmac (Problem 30.58).]
Draw the structure of the polymer formed by chain-growth polymerization of each monomer.
(a.)
(b.)
(c.)
(d.)
Which method of ionic polymerization-cationic or anionic-is preferred for each monomer? Explain your choices.
(a.)
(b.)
(c.)
(d.)
Draw the structures of Quiana and Nomex, two commercially available step-growth polymers formed from the given monomers. Nomex is a strong polymer used in aircraft tires and microwave transformers. Quiana has been used to make wrinkle-resistant fabrics.
(a.)
(b.)
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