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
Give two examples of polymers that belong to the class of formaldehyde resins.
What are polyamides?
Name one synthetic polymer containing - CN group. Give its formula.
State how rayon is different from silk?
What structural changes are produced during vulcanization of rubber?
Mention two uses of Nylon-6, 6.
Define copolymerisation? Give one example.
