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POLYMER TECHNOLOGY

Polymer Technology
Typical solvent polymerisation reaction conditions for the production of high density polythene by Zeigler process is

1 kgf/cm² (gage) and 70°C
7 kgf/cm² and 700°C
1000 kgf/cm² and 100°C
7 kgf/cm² and 70 °C

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Polymer Technology
Polymerisation of poly functional monomers produces polymers having

Good machanical strength
Low melting point
Low viscosity
None of these

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Polymer Technology
The generic chemical name for the class of polymers which are commerically known as nylons is

Polyolefins
Polyurathane
Polyamide
Polyacrylate

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Polymer Technology
Transistor parts and refrigerator components are normally made of

Polystyrene
Polyester
Polyurathane
High density polythene

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Polymer Technology
Ion exchange resins are made of

Sulphonated bakelite
Polystyrene
Lucite
Teflon

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