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Polymer Technology

Polymer Technology
Reaction of dimethyl terephthalate (DMT) and ethylene glycol produces

PVC
Dacron
Polyester
Nylon-6

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Polymer Technology
Rexin (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten

SBR
Teflon
PVC
Bakelite

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Polymer Technology
Mastication of rubber means

A treatment to retard its deterioration due to oxidation
Its softening
Improving its curing rate
Depression of its freezing point

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Polymer Technology
Nylon 6, 10 which is used for bristles making is superior to nylon 6, 6 due to its lower water absorption capacity, is a/an

Polyamide
Polyisoprene
Polystyrene
Polyester

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Polymer Technology
Melamine formaldehyde resin which has a very high anti tacking properties, is not used for the

Decorative laminates
Tanning of leather
Strengthening of plaster of paris
Electrical insulation purpose

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Polymer Technology
Antioxidants are added to rubber to protect it from the attack of light, heat & atmospheric ozone. Which of the following is an antioxident used in rubber?

Carbon
Alkylated diphenyl amine
Magnesium
Thiokol

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