How does Polyethylene packaging material cope with high temperature environment

2025-04-15

Polyethylene packaging material has many excellent properties, so it has a wide range of application scenarios in many fields. The following are some of the main aspects:
1. Food packaging
Polyethylene is non-toxic and odorless, meets food hygiene standards, and can be used to make various food packaging bags, cling film, plastic containers, etc. For example, cling film made of low-density polyethylene (LDPE) has good flexibility and transparency, can tightly wrap food, prevent water loss and external pollution, and extend the shelf life of food. Plastic barrels and plastic bottles made of high-density polyethylene (HDPE) can be used to hold liquid foods such as edible oil, soy sauce, vinegar, etc., and have high strength and chemical corrosion resistance.
2. Daily necessities packaging
In the field of daily necessities, Polyethylene packaging material is also widely used. For example, the packaging bottles of various cosmetics and detergents are usually made of polyethylene. This is because polyethylene has good water resistance and chemical resistance, which can prevent the liquid in the bottle from leaking and deteriorating. In addition, polyethylene can also be used to make daily necessities such as plastic combs and toothbrush handles. Its light weight, durability, and easy processing and molding characteristics make these products have good performance and appearance quality.
3. Pharmaceutical packaging
Because polyethylene has good chemical stability and barrier properties, it can effectively protect drugs from the influence of the external environment, so it is often used in pharmaceutical packaging. For example, medicinal low-density polyethylene bags can be used to package tablets, capsules and other drugs, which have moisture-proof and anti-oxidation effects. HDPE plastic bottles can be used to hold oral liquids, topical medicines, etc., and their good sealing properties can ensure the quality and safety of drugs within the validity period.
4. Industrial packaging
In the industrial field, Polyethylene packaging material can be used to package various chemical raw materials, fertilizers, pesticides, etc. It has strong chemical corrosion resistance and can prevent the contents of the package from reacting with external substances. At the same time, woven bags and ton bags made of polyethylene have high strength and carrying capacity, and can be used to package and transport various granular and powdered industrial products.
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