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Polymer Technology

Polymer Technology
Condensation polymerisation is not involved in the manufacture of

Teflon
Polythene
Terylene
Nylon

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Polymer Technology
Cross linked polymers formed from bi-and trifuctional groups in which cross-linkage in three dimensions via few chemical bonding across linear chains occur imparts to the polymer __________ properties.

Brittleness
Thermoplastic
Elastometric
Thermosetting

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Polymer Technology
Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is

1000 kgf/cm² and 100°C
1 kgf/cm² (gage) and 70°C
7 kgf/cm² and 70 °C
7 kgf/cm² and 700°C

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Polymer Technology
The monomer of natural rubber is

2 methyl-1-propene
DMT
Both B and C
Isoprene

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Polymer Technology
Polycaprolactum is nothing but

Nylon 6, 6
Orlon
Saran
Nylon 6

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Polymer Technology
The synthetic fibres produced from __________ are known as rayon.

Lignin
Polyamides
Cellulose
Ethylene glycol

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