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Polymer Technology

Polymer Technology
Nylon 6 as compared to nylon 6, 6 has lower

Thermal stability
Abrasion resistance
Adhesion to rubber
Hardness

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Polymer Technology
90% of the caprolactum is converted to nylon-6 on its condensation polymerisation in the reactor maintained at a temperature of __________ °C.

500-600
-5
250-280
10-30

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Polymer Technology
Main constituent of cotton fibre is

Cellulose
Gelatine
Lignin
Starch

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

Dacron
PVC
Nylon-6
Polyester

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Polymer Technology
Flexible foam (for mattresses) are usually made of

Polyurethanes
PVC
Polyamides
Silicone rubber

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Polymer Technology
Tubeless tyres are made of __________ rubber, which is a co-polymer of isoprene & isobutylene.

Butyl
Neoprene
Silicone
Nitrile

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