uses of polymers

Question 1

properties of pe

polyethene

Answer 1

• flexible
• cheap
• good insulator

Question 2

uses of pe

Answer 2

• plastics shopping bags
• plastic bottles
• sheet plastics

Question 3

properties of pp

polypropene

Answer 3

• flexible
• strong
• easy to colour

Question 4

uses of pp

Answer 4

• food packaging
• carpets
• climbing ropes
• bottle caps

Question 5

properties of pvc

polyvinylchloride / polychloroethene

Answer 5

• long lasting
• tough
• waterproof
• electrical insulator
• resistant to corrosion

Question 6

uses of pvc

Answer 6

• insulation on wires
• plastic sheets
• drain pipes
• waterproof clothing

Question 7

properties of ptfe

polytetrafluoroethene

Answer 7

• strong
• high melting point
• low friction - ‘non-stick’

Question 8

uses of ptfe

Answer 8

• wire insulation
• tape
• non stick frying pans