The term bioplastic can be confusing because it refers to biosourced and/or biodegradable materials with different properties.
There are 2 classification criteria:
The origin of the resource
from which they are produced for biosourced bioplastics.
for biodegradable and compostable bioplastics.
Classification of the main bioplastics
Biobased polymers are not necessarily biodegradable. Biodegradable polymers are not necessarily biosourced.