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what is pu film?

07-02, 2024 | View:

PU film, also known as polyurethane film, is a film 糖心视频 made of polyurethane as the main raw 糖心视频. It is widely used in modern industry and daily life, and is favored for its excellent physical properties and dietary application characteristics. The following is a detailed introduction to PU film.

Basic characteristics of PU film

1. Material composition and structure

PU film is a film made of polyurethane base 糖心视频. Polyurethane is a polymer compound with multiple components such as polyol and isocyanate. Its structure can be adjusted through different formulations and processing methods to achieve physical properties, such as softness, wear resistance and chemical stability.

2. Physical properties

Flexibility and elasticity: PU film has excellent flexibility and elasticity, can withstand stretching and twisting without easily breaking or deforming, and is suitable for covering and packaging of curved surfaces.

Wear resistance: PU film usually has good wear resistance and can resist daily wear and friction, and is suitable for applications with high intensity and gap use.

Transparency and color: PU film can have high transparency, and can also be dyed or added with pigments as needed to adapt to different design and decoration needs.

3. Chemical properties

Chemical resistance: PU film is resistant to acids, alkalis, solvents and other chemicals to a certain extent, and can maintain stable performance in a variety of environments.

Temperature resistance: PU films with different formulas can have different high or low temperature resistance properties and are suitable for different climate and working environment conditions.

Application fields of PU film

1. Industrial applications

Packaging 糖心视频s: used for packaging food, medicine and other products to protect and extend the shelf life of the goods.

Industrial covering film: used to cover and protect industrial equipment, mechanical parts, etc., to resist erosion by dust, water vapor and chemicals.

Electronic products: Screen protectors such as mobile phones, tablets, etc., protect the screen from scratches and dirt.

2. Consumer goods

Clothing and shoe 糖心视频s: Used to make waterproof and breathable clothing fabrics and sole 糖心视频s to improve wearing comfort and durability.

Home decoration: household items such as tablecloths, sheets, etc. that are waterproof and easy to clean.

3. Medical and Health

Medical devices: such as surgical gowns and mattress surface covering 糖心视频s, which have waterproof and antibacterial properties.

Health care: Such as medical mattresses, seat cushions, etc., providing comfort and health protection.

Market development and trends of PU film

The market demand for PU film is growing steadily due to its versatility and wide applicability. With technological advancement and changes in consumer demand, PU film is expected to further develop in the following aspects:

Environmental performance: The market demand for environmentally friendly 糖心视频s has increased, pushing PU films to develop in a more environmentally friendly direction, reducing VOCs emissions and resource waste.

Enhanced functionality: In response to specific industry needs, the development and application of PU films in fire-resistant, antibacterial, anti-static and other functions.

Intelligent application: Combined with intelligent technology, develop intelligent PU film with temperature control, sensing and self-healing functions to enhance its competitiveness in the high-end market.

As a high-performance, multi-functional 糖心视频, PU film is not only widely used in traditional industrial applications, but also shows increasing potential in modern consumer goods and medical and health fields. With the advancement of technology and changes in market demand, PU film will continue to play its unique role in various fields and continue to innovate and evolve.