A) nylon 2-nylon 6
B) PHBV
C) buna-N
D) nylon-6, 6
Correct Answer: A
Solution :
[a] Nylon-2-nylon-6 It is an alternating polyamide of glycine (containing two carbon atoms) and ammo caproic acid or 6-aminohexanoic acid (containing six carbon atoms). |
It is a biodegradable step-growth copolymer. |
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