PE，PVC，PS Flashcards
1
Q
Properties of polyethylene
A
- insoluble
- inert (chemically unreactive)
- strong
- lightweight
- flexible
2
Q
use of PE
A
- plastic bags
- squeeze bottles
- buckets
- insulation for wires and cables
3
Q
Properties of polyvinyl chloride
A
- stiff and strong
- resistant to the chemicals
- hard and brittle
- need additives for flexibility and thermal stability
4
Q
Uses of PVC
A
- floor tiles
- credit card
- surgical gloves
- guttering
- water pipes, hoses
5
Q
Properties of Polystyrene
A
- strong (benzene group)
- very lightweight
- brittle, clear
- good heat and sound insulation properties
6
Q
Uses of PS
A
- CD covers
- plastic drinking glasses and cutlery
- packaging
- cups
