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Polymer Technology

Polymer Technology
Caprolactum, a raw material for the manufacture of nylon-6, is produced from

Benzene
Pyridine
Naphthalene
Phenol

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Polymer Technology
Which of the following is not an elastomer?

Polyisoprene
None of these
Nitrile-butadiene
Neoprene

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Polymer Technology
Which of the following polymers belong to the class of formaldehyde resin?

Melamine resins
Teflon
None of these
Dacron

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Polymer Technology
Alkyd resin e.g., glyptal resin formed by phthalic anhydride and glycerene is not used

For film forming materials
For fibre making
As plasticiser for PVC & nitrocellulose
For surface coating of automobiles & air crafts

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Polymer Technology
__________ are produced by reacting polybasic acid (e.g. phthalic anhydride) with polyhydric alcohol (e.g., glycerol).

Saturated polyester
Alkyd resins
Unsaturated polyester
Amino resins

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Polymer Technology
The major component of acrylic fibres is

Polyolefins
Polyacrylonitrile
Polyesters
Polyamides

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