2.5 The Properties of Polymers Flashcards
0
Q
What do the properties of polymers depend on?
A
The monomers used to make them
1
Q
Why do LD and HD poly(ethene) have different properties? (2)
A
They are made using different reactions conditions
they have different structures/different molecules
2
Q
What does LD and HD poly(ethene) stand for?
A
Low Density poly(ethene) and High Density poly(ethene)
3
Q
What is a thermosoftening polymer?
A
A polymer that forms plastics which can be softened by heat, then remoulded into different shapes as they cool down and set
4
Q
What is a thermosetting polymer
A
Does not soften or melt when heated
