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Polymer Technology

Polymer Technology
The organic acid monomer in nylon 66 is

Benzoic acid
Terephthalic acid
Adipic acid
Sebasic acid

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Polymer Technology
Condensation polymerisation of caprolac-tum is carried out in the reactor maintained at a temperature of __________ °C for producing nylon-6.

100 to 150
50 to 75
-20 to 25
250-280

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Polymer Technology
Temperature and gage pressure maintained during the manufacture of cold SBR (styrene butadiene rubber) are

5°C and 1 kgf/cm²
0°C and 1 kgf/cm²
- 20°C and 1 kgf/cm²
0°C and 3 kgf/cm²

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Polymer Technology
Paper like thin plastic articles can be produced by

Blow moulding
Injection moulding
Vacuum thermo forming
None of these

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Polymer Technology
Nylon-6 as compared to nylon-66 is

More abrasion resistant
Having higher melting point
Harder
None of these

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Polymer Technology
__________ moulding is used for shaping of thermosetting plastics exclusively.

Compression
Extrusion
Injection
Transfer

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