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how is polythene manufactured? give their …

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how is polythene manufactured? give their properties and uses.

Posted by Mrunal Khobragade 5 years, 8 months ago

CBSE > Class 12 > Chemistry

1 answers

Yogita Ingle 5 years, 8 months ago

Uses Of Polythene

Polythene having lower density have the ability to deform without breaking and better gives elongation with stretching up to six times the length before breaking.
It is a useful plastic for molding and extruding in various shapes such as bottle, sheets and pipes etc.
It is used for plastic bags, stretch films because of its clear and crystalline nature.
Life expectancy of these on outside condition is found to be 25 years but degrades from ultraviolet radiation.
Polythene have greater chemical resistance which covers a wide ranges of chemicals.

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