What are the environmental characteristics of degradable plastic bags

source:other news release time:2022-12-07 Hits:

　　 PET food bag

　　The degradable plastic bag should have two aspects: on the one hand, it is made of natural materials that can be reused; On the other hand, it is not easy to leave solid waste in the natural environment after it is damaged, causing adverse effects on the environment (or the harm to the environment is very small compared with other materials). Generally, it is difficult to degrade after being discarded in the environment, even if a small part of it is decomposed, it will also cause harmful substances. It is a consumable in daily life, and our country consumes a lot of plastic shopping bags every year.

　　The good transparency, heat resistance, high tensile strength, impact strength, rigidity and toughness of degradable plastic bags are almost the same. Small thermal shrinkage, good adhesion with paper. The printing ink has good printability and can protect the surface of printed matter It is resistant to friction, moisture, light, water and dirt. It is a friendly packaging bag for human and environment, and is of great significance to ecosystem and human health. This kind of packaging can be dissolved and rebuilt in a relatively limited time, and is a commodity of the concept of sustainable development. At this stage, many terminal equipment companies have already applied such plastic packaging bags.

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