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Polymer Technology

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

Nylon
Dacron
Cellulose
None of these

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Polymer Technology
Polycondensation reaction of polymerisation

Produces epoxy polymers
Produces only thermoplastic material
Does not need any catalyst
Does not produce linear polymers

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Polymer Technology
Dacron is a/an

Polyamide
Polyester
Inorganic polymer
Unsaturated polyester

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Polymer Technology
Due to its excellent permeability to air/gas and oxidation resistance, the tubes of automobile tyres is made of

Cold SBR
Butyl rubber
Bunai N
Buna S

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Polymer Technology
Styrene butadiene rubber (SBR) is never used for making

Coated fabrics
Soles of shoes
Gaskets
Front wheel tyres of aeroplanes (i.e., heavy duty tyres)

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Polymer Technology
Cellulose is the main contituent of most __________ fibres.

Acrylic
Spandex
Natural
Synthetic

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