Q. Dacron is an example of
A) Polyester
B) Polyurethane
C) Polyamide
D) Polypropylene
Explanation
(a)
Dacron or teryleneis a condensation copolymer of ethylene glycol and terephthalic acid. It has —COO linkage.
Hence, it is a polyester.
$nHO\ —{CH}_{2}—{CH}_{2}—OH +$
[image:15_image32.emf]
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.