Biodegradable Polymers

Question 1

Photo-Degradable

Answer 1

Breakdown when exposed to UV light.
Uses: Carrier bags, Plant covers, agriculture.

Question 2

Hydro-Degradable

Answer 2

Breakdown when exposed to water.
Uses: Detergent Pouches.

Question 3

Corn Starch Polymers

Answer 3

Derives from corn, maize and potatoes. Uses: Packaging, straws, disposable .

Question 4

Potatopak

Answer 4

Potato Starch mixed with cellulose. Uses: Cutlery, food products, bin bags.

Question 5

Biopol (PHB)

Answer 5

Made from bacteria grown in cultures. Uses: Film, bags, cups, nappies, stiches.

Question 6

Polylactide Acid- PLA

Answer 6

Corn Kernals or sugar cane fermented to produce lactic acid, then synthesised. Uses: Bottles, plant pots, medical implants, 3D printers.

Question 7

PHA (polyhydroxyalkanoate)

Answer 7

Made from bacterial cultures, fully compostable.
Uses: Medical

Question 8

Cellulose Acetate

Answer 8

Naturally occurring from wood fibres, treated with acetic acid to make cellulose acetate.
Uses: Textiles, packaging, sandwich packaging.

Question 9

Lacatide

Answer 9

Fully compostable, water soluble.
Uses: bio-medical, detergent patches.

Question 10

Glycolide

Answer 10

Fully compostable, water soluble.
Uses: Films, packaging, bags.