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Polymer Technology

Polymer Technology
Which of the following natural bio polymers are formed as a result of polymerisation of amino-acids?

Cellulose
Nucleic acids
Starch
Proteins

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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
250-280
10-30
-5

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Polymer Technology
__________ polymer is used for making unbreakable crockery.

Thermoplastic
Addition
Melamine
None of these

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Polymer Technology
In a cross linked polymer, the monomeric units are linked together to constitute a three dimensional network. Which of the following is a cross-linked polymer?

Bakelite (phenol formaldehyde)
Polythene
Polyester
Nylon-6

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Polymer Technology
β - glucose is the monomer of

None of these
Starch
Cellulose
Protein

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Polymer Technology
The inter particle forces between linear chains in nylon-66 are __________ bonds.

Covalant
None of these
Ionic
Hydrogen

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