In recent years, plastic products, one of the three major packaging materials, especially expanded polystyrene, have become a red pollution of people's evil. The disposal of these polystyrene foam packaging has caused serious pollution to the environment. The Earth's atmospheric ozone layer; the destruction of geological structures caused by the inability to corrode. These foam plastic wastes have caused great damage to the global environment. This article will introduce you to the types of packaging materials.
There are many kinds of packaging materials, and we usually have plastic, paper, glass, bamboo and so on. For these packaging materials, we usually need to carry out an inspection to see if it meets the national packaging requirements.
When selecting packaging materials, we also need to consider whether the material is aesthetically pleasing after packaging the article and whether it can further reflect the grade of the article.
There are many types of packaging materials, and for different items, our choice of packaging materials will be completely different. At present, the market requirements for packaging materials are also strict. The basic requirements of moisture-proof performance, shock-proof cushioning capacity, etc. of packaging have been demanded far, and now people have also proposed the exquisiteness, safety and hygiene of packaging.
Since entering the new century, the country has always advocated green development and environmental protection development, and is willing to build a beautiful China with the power of the whole country. Food packaging materials are also closely following the development policy guidelines, increasing efforts to develop degradable packaging materials, and environmentally friendly packaging can be recycled for comprehensive utilization, improve environmental benefits, enhance social benefits, and obtain considerable economic benefits.
Due to the complexity of the composition of the packaging material, the precipitation of substances in the food packaging material occurs in the food, possibly due to the migration of these substances to the food, or in the food due to accidental extraction. This causes chemical migration of food packaging to have a negative impact on food.
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