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Shanghai implements garbage sorting: What type of garbage does food packaging belong to?

Garbage sorting is everyone’s due responsibility and obligation.According to statistical data, the average daily household garbage generated in Chinese cities is about 0.66kg ~2.62kg, with an average of 1.16kg.There is no rural statistics, if the same 1.16KG calculation, China’s population of about 1.4 billion, produce about 1.6 million tons of garbage every day.There are 30

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Easy peel film packing

Easy peel film packing is an important member of the easy to open packaging, it is formed by a hardness larger bowl-shaped container and a layer of texture which is softand easy to peel apart the lid.Easy peel film was originally used to pack instant noodle containers,and bean curd, yogurt, jelly, pudding and other packaging has also appeared to use the easy peel tectorial

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The principle and influence factors of air permeability of packaging materials

Gas transmittance. The amount of gas transmitted in 24 hours per square meter of transmitted area at one atmospheric pressure difference (standard conditions). Air permeability coefficient. The air permeability of the film per unit area and thickness per unit pressure difference per unit time (under standard conditions). The transmission of gas through thin film is

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Flat bottom bag

The flat bottom bag is a kind of composite packaging bag, which is named according to its shape. It is also called eightside seal bag. As the name implies, it is a packaging bag with eight sealing edges, four edges at the bottom, and two edges on each side. It is a popular bag type in recent years,

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Degradable materials and degradable packaging bags

The ubiquitous plastic products have facilitated people’s lives, but the resulting plastic waste has caused a lot of pollution to the ecological environment. White pollution caused by plastic products especially plastic bags is harming the natural environment and people’s normal lives step by step. In order to deal with “white pollution”, in addition to establishing environmental awareness

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Degradable packaging bags

Reducing “white pollution” has long been a worldwide problem. Western Europe, the United States, Japan and other developed countries are banned the use of disposable plastic foam packaging. However, many countermeasures taken by various countries have some defects, but the appearance of biodegradable packaging bags breaks the original shackles. In order to promote green and environmentally friendly packaging, to

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Analysis of the curling and wrinkling problem of composite packaging bags

In the actual production process of composite packaging bags, there are often faults due to mechanical reasons or other factors, such as: generation of bubbles, low compound fastness, curling, wrinkling, stretching or shrinking. The curling and wrinkling of composite packaging bags may seriously affect the production of customers and cause significant losses to customers. Today, the professional

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