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Dongguan Green TPU Co.,Ltd.
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Functional properties of polyether TPU film and polyester TPU film
Polyurethane TPU film is a non-toxic and harmless environmental protection material. It has good elasticity, high lightness, good cold resistance, no plasticizer, and no oil spitting to cause poor adhesion. Favored for its incomparable physical performance.
2022-05-06
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Functional properties of polyether TPU film and polyester TPU film

Polyurethane TPU film is a non-toxic and harmless environmental protection material. It has good elasticity, high lightness, good cold resistance, no plasticizer, and no oil spitting to cause poor adhesion. Favored for its incomparable physical performance.

Following are the properties and functions of polyester and polyether TPU films:

1. Wear resistance

Wear resistance means that the TPU film can still maintain its original state under the action of special external forces, such as friction, scratches, corrosion, etc. For products that require high wear resistance, although polyether TPU film is not inferior, polyester TPU film is a better choice.

2. Heat resistance

Heat resistance refers to the ability of TPU film to withstand harsh climates, especially high temperature environments, and the material is easily damaged by heat and ultraviolet rays. Polyester TPU film can withstand high temperature, so it is more suitable for hot weather or high temperature environment.

3. Flexibility at low temperature

Flexibility at low temperature means that the film remains elastic in sub-zero cold climates and is not prone to breakage. In extremely low temperature environment, the elasticity of polyether TPU film is better.

4. Waterproof

Water repellency refers to the ability of a paint film to not be eroded by prolonged exposure to water, moisture or humidity at room temperature. Polyether TPU films are the best choice for environments that often require exposure to water or high humidity.

5. Antibacterial properties

Antibacterial performance refers to the ability to protect a material from bacterial attack and destruction by bacteria and mold. Polyether TPU films are the best choice for medical applications that require reusable materials, especially in environments with high hygiene requirements.

6. Breathability

Breathability means that when two different materials are bonded together, there is a proper ventilation space between the materials for air circulation. If it is an inflatable product, the effect of polyester TPU film will be better than that of polyether.

GreenTPU environmental protection new material has been focusing on the research and development and production of TPU film and hot melt adhesive film for more than ten years. According to your needs, considering the characteristics and functions of materials, we can recommend suitable materials for you, and customize the TPU film products you need according to your specifications. Call 13686006083 now and get more information about TPU film for free!

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TPU hot melt adhesive film vs anaerobic adhesive: "Scene flexibility" difference in automotive interior bonding
2025-09-11
​From the perspective of curing conditions, TPU hot melt adhesive film does not need to rely on special environments, while anaerobic adhesives are severely restricted by "auerobicity". The curing principle of anaerobic glue is to undergo polymerization under conditions of lack of oxygen and catalyzed by metal ions (such as iron and copper). If it is in an environment where air circulation or metal substrates are not available, the curing speed will be greatly slowed down or even unable to cure. In automotive interiors, most bonding scenarios are "open" (such as bonding the door panel skin to PP substrate, and the ceiling fabric to the sponge), the air can freely contact the bonding surface, and the substrate is mostly non-metallic (PP, ABS, fabric, etc.), lacking metal ion catalysis, and additional catalyst is required when using anaerobic glue, and the curing time is as long as several hours, which is difficult to meet the needs of industrial production. The TPU hot melt adhesive film only needs to be melted by heating (120-160℃) and can be cured after pressurization and cooling. It does not need to rely on the ambient oxygen concentration or the base material. It can be cured stably in open or closed bonding scenarios, and the curing time only takes a few dozen seconds to a few minutes, adapting to the fast-paced needs of the interior production line.
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