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Polymer Technology

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

250-280
500-600
-5
10-30

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Polymer Technology
__________ polymer is used for making unbreakable crockery.

None of these
Thermoplastic
Addition
Melamine

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Polymer Technology
Alkyd resin is a/an

Polyolefin
Polyamide
Polyester
Addition polymer

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Polymer Technology
Thermoplastic resins usually

Permanent setting resins
Remain hard as long as they are hot
Can not be reclaimed from waste
Less brittle than thermosetting resins

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Polymer Technology
Buna-S is a __________ material.

Rubbery
Resinous
Fibrous
Plastic

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Polymer Technology
Poly tetra flouro ethylene (PTFE) is known as

Teflon
Dacron
Celluloid
Bakelite

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