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Polymer Technology

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

Naphthalene
Pyridine
Benzene
Phenol

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Polymer Technology
Valcunisation of rubber decreases its

Working temperature range
Tackiness
Tensile strength
Resistance to organic solvents

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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
Buna S
Bunai N

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Polymer Technology
Which of the following is generally not drawn into fibre?

Polyacrylonitrile
Polyamide
Unsaturated polyesters
Saturated polyesters

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Polymer Technology
Thermocole is a spongy, porous, rigid or flexible foamed plastic, obtained by blowing gas/air through molten

Either B or C
Polystyrene
Saturated polyester
Polyurathane

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Polymer Technology
Rexin (also called artificial leather), which is used for making table cover, automobile seat cover, shoes etc. is made by coating thick cloth with molten

Teflon
SBR
PVC
Bakelite

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