5.3 New and Useful Polymers

Question 1

What are many polymers used for?

Answer 1

Packaging, clothing, medical applications, bags, bottles containers etc

Question 2

What are polymers designed to do?

Answer 2

To have properties that make them specifically suited for certain uses

Question 3

What are polymer materials in dental fillings for?

Answer 3

To replace fillings that contain mercury

Question 4

How are polymers used in industry?

Answer 4

Light-sensitive polymers are use in sticking plasters to cover wounds so plasters can easily be removed, hydrogels are polymers that can trap water and have many uses including dressings for wounds

Question 5

What is a shape memory polymer?

Answer 5

A polymer that can change back to its original shape when temperature or other conditions are changed

Question 6

What is an example of a smart-polymer?

Answer 6

A material used for stitching wounds that changes shape when heated to body temperature

Question 7

What are fibres used to make fabrics coated with?

Answer 7

Polymers to make them waterproof and breathable

Question 8

What can happen to plastic used to make drinks bottles?

Answer 8

It can be recycled to make polyester fibres for clothing, pillows and duvets