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Polymer Technology

Polymer Technology
Commercial production of polypropylene employs __________ polymerisation.

Suspension
Emulsion
Solution
Bulk

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Polymer Technology
Acrilan fibres used for making cloth, carpet & blankets, which is a hard, horny & high melting polymeric material is nothing but

Saturated polyester
Alkyd resin
Polyacrylonitrile
Polyamide

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Polymer Technology
__________ resins are produced by the condensation polymerisation of formaldehyde with urea or melamine.

Phenolic
Epoxy
Amino
Alkyd

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Polymer Technology
Polymethyl methacrylate (PMMA) which is also known as perspex and is produced by bulk polymerisation of methyl methacrylate is not a __________ polymer.

Thermosetting
Thermoplastic
Glass like transparent
Linear

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Polymer Technology
Which of the following is generally not used as eord for synthetic rubber tyre casing?

Nylon
Cellulose
None of these
Dacron

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Polymer Technology
Plexiglass (also called lucite) because of its high optical transparency is used for making lenses. It is chemically

Polycarbonates
Phenolic resins
Polytetraflouroethylene(PTFE)
Polymethyl methacrylate (PMMA)

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