As answered before most biodegradable plastic bags are made our of pla.
Biodegradable plastic bags raw material.
Biodegradable plastics are plastics that can be decomposed by the action of living organisms usually microbes into water carbon dioxide and biomass.
Biodegradable plastics can be made from multiple different feed stocks including petrochemicals e g.
However in almost all applications they are a very bad idea.
There are some different and newer terms being used which might get to the heart of what you are looking for with your question.
It is able to completely biodegrade pe pp and can control the time of initiation the rate of polymer degradation.
Since you don t want the bag to biodegrade when you are using it the biodegradability threshold have to be s.
Biodegradable plastics are commonly produced with renewable raw materials micro organisms petrochemicals or combinations of all three.
Biodegradable plastic raw material oxo biodegradable masterbatch is an advanced eco friendly formulation designed for use in polyolefins.