Biodegradable plastic bag is the use of what substances as materials

Biodegradable plastic is the use of plant straw and other items made of human and environmentally friendly, unlike the three major synthetic plastics, after disposal, in the biological environment, can decompose on their own, both for people and the environment are harmless, belonging to the green packaging.

Degradable plastic bags are "degradable, easy to degrade" a one-time shopping bags. Degradable plastic bags from the different raw materials and decomposition factors, can be divided into two kinds:

One is based on polyethylene plastic, mixed with starch and other biodegradable agents made of plastic bags, also called biodegradable plastic bags. This plastic bag mainly rely on microbial action and decomposition.

The other is mainly polyethylene plastic, mixed with photodegradable agents and calcium carbonate and other mineral powders made of plastic bags, also called photodegradable plastic bags. This plastic bag is decomposed under the action of sunlight.