Sunday, October 12, 2008

polymer

SYNTHETIC & NATURAL POLYMER
What is biodegradable? Give two examples.
What is vulcanization?
Which polymer is used for making a non-stick coating for pans?
Give the monomers and uses of each of the following polymers:
(i) polyethylene (ii) polypropylene (iii)polystyrene (iv) polymethylacrylate (v) Teflon
(vi) nylon-6 (vii) neoprene (viii) glyptal (ix) Nylon 2,6
Why vinyl cyanide undergoes anionic mechanism, during polymerisation?
Write the mechanism of 1,2 free radicle addition mechanism of Butadiene.

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