Question

Define the characteristics properties and important uses of the followings:a .polythene b. polystyrene c.teflon d.bakelite

Answer 1

Answer:

K- PVC is polyvinyl chloride and is used to produce synthetic plastic polymer. It is of two forms rigid and flexible.

L- Teflon is polytetrafluoroethylene. It is used as non stick coating for pans and it is non reactive.

P-Melamine is 1,3,5-triazine. It is combined with formaldehyde to produce melamine resin and melamine foam is used as insulation material.

Q- It is a thermosetting phenol formaldehyde resin formed from elimination reaction phenol and HCHO.

KLPQ

(D)PVC,Teflon,Melamine,Bakelite

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