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Polymer Technology

Polymer Technology
Polymethyl methacrylate, which is an acrylic resin, is also called

Thiokol
Plexiglass or lucite
Teflon
Dacron

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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.

250-280
-5
500-600
10-30

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Polymer Technology
Collapsible tubes for tooth paste are produced by __________ extrusion.

None of these
Direct
Impact
Indirect

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Polymer Technology
Polyesters are manufactured by the polycondensation reaction of

Dibasic acid with dihydric alcohol
A single monomer
Inorganic acid with ethylene glycol
Carboxylic acid with ethylene

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Polymer Technology
Synthetic polymer produced by using terephthalic acid and ethylene glycol is

PVC
Polyesterene
Terylene
Nylon-66

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Polymer Technology
Which of the following is stretched into fibres?

Unsaturated polyester
Saturated polyester
Bakelite
Isoprene

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