Polyethylene terephthalate (PET) is produced by the polymerization of ethylene glycol and terephthalic acid.
Which is better material for making PVC pipes a thermosetting plastic or a thermoplastic?
Classify the following polymers as chain growth and step growth polymers:
(i) Buna-S
(ii) Nylon-6,6
(iii) Terylene
(iv) PVC