15.20 What is a biodegradable polymer ? Give an example of a biodegradable aliphatic polyester.
Polymers which are decomposed by bacteria are called bio-degradable polymers. Their degraded product does not cause any serious effect on the environment.
Bio-degradable aliphatic polyesters are -
1. poly -hydroxybutyrates-co--hydroxy valerate(PHBV)
2. Nylon-2-Nylon-6