Polymers

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  • Created by: Elsie_
  • Created on: 09-05-13 11:56
Thermosoftening polymers have:
Weak intermolecular forces and no cross links between chains.
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Thermosetting polymers have
Strong intermolecular forces and cross links bwtween chains.
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LD (low density) polythene is made by:
Tempratures around 200C and high pressure
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High Density (HD) Polythene is made by:
Low tempratures and pressures + Cataylst
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LD polythene is:
Flexible and stretchy
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HD polythene is:
Just Rigid
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Other cards in this set

Card 2

Front

Thermosetting polymers have

Back

Strong intermolecular forces and cross links bwtween chains.

Card 3

Front

LD (low density) polythene is made by:

Back

Preview of the front of card 3

Card 4

Front

High Density (HD) Polythene is made by:

Back

Preview of the front of card 4

Card 5

Front

LD polythene is:

Back

Preview of the front of card 5
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