[1.5] Performace characteristics of polymer-based sheet and film

Question 1

What is the difference between polymer film and polymer sheet?

Answer 1

Film is very thin and flexible whilst polymer sheet is thicker and available in varying thicknesses

Question 2

What are the properties and examples of Foam Board?

Answer 2

• Two outer layers of card with a foam middle core

- Used for Mood board backing, presentation boards, modelling

Question 3

What are the properties and examples of Low-density polyethylene (LDPE) sheet?

Answer 3

• Tough, transparent , chemically resistant and flexible

- Used as food wrapping, bubble wrap, carrier bags

Question 4

What are the properties and examples of Cellulose Acetate?

Answer 4

• Transparent, tough, biodegradable

- Packaging film, membranes, photographic film

Question 5

What are the properties and examples of Polyactide?

Answer 5

• Transparent, tough, biodegradable

- Used for biodegradable packaging film