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2023

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Multilayer coextruded high barrier shrink films are widely used in food

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Multilayer coextruded high barrier shrink films are widely used in food, medicine, cosmetics, electronic products and other fields. In the field of food, it can be used to package meat, dairy products, fruits, vegetables, etc., effectively maintain the freshness and taste of food. In the field of medicine, it can be used to package medicines and medical devices to ensure their quality and safety. In the field of cosmetics, it can be used to package cosmetics and personal care products to enhance the image and value of products. In the field of electronic products, it can be used to package electronic components and electronic equipment, providing electrostatic protection and dust prevention functions.

However, there are some challenges and problems in multi-layer coextruded high barrier shrink films. First of all, its preparation process is relatively complex, requiring precise production equipment and process control. Secondly, due to the existence of multi-layer structure, the preparation cost of the film is relatively high. In addition, the shrinkage properties of the film may be affected by environmental factors such as temperature and humidity.

In order to overcome these problems, researchers are constantly improving the preparation technology and material formulation of multi-layer coextruded high barrier shrink films. They are developing new types of extruders and stretching equipment to improve production efficiency and product quality. At the same time, they are also looking for new types of high barrier materials and additives to improve the barrier properties and shrinkage characteristics of the film.

In general, as an advanced packaging material, multilayer coextruded high barrier shrink film has broad application prospects in food, medicine, cosmetics and electronic products. With the continuous progress of technology and continuous innovation of materials, it is believed that it will play a more important role in future development.