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What are the outstanding characteristics and application scenarios of TPU film?
Thermoplastic polyurethane elastomer (TPU) is a better substitute for PVC. why would you say so? This is because of the molecular structure of TPU itself.
2022-05-18
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What are the outstanding characteristics and application scenarios of TPU film?

Thermoplastic polyurethane elastomer (TPU) is a better substitute for PVC. why would you say so? This is because of the molecular structure of TPU itself.

TPU is a block copolymer. TPU has urethane groups and polyether groups. The urethane groups gather together to form the hard segment due to their high cohesive energy, while the polyester or polyether groups gather together to form the soft segment. The hard segment and the soft segment are incompatible, forming a microphase separation structure feature that is separated from each other and connected to each other. Due to the unique soft and hard microstructure characteristics of TPU, the macroscopic physical properties of this product are very prominent.

Since the TPU film is made of TPU particles through squeeze casting technology, the TPU film naturally continues the characteristics of TPU.

Fully transparent TPU film

First of all, the characteristics of TPU film are highlighted in the following 8 factors:

1. Excellent elongation and high tensile strength;

2. Excellent ductility and recovery, good flexibility;

3. Good waterproof and moisture permeability;

4. Good biocompatibility;

5. Excellent wear resistance, bending resistance and cold resistance;

6. Excellent oil resistance and UV radiation resistance;

7. Good post-processing characteristics;

8. Meet environmental standards.

Secondly, the application scenarios of TPU film have the following 4 factors:

A. Waterproof and moisture-permeable TPU film for textile fabrics:

b. Anti-ultraviolet non-yellowing type TPU film;

C. Hot melt adhesive film TPU film suitable for bonding;

d. TPU film is suitable for shoe materials with good printability and convenient processing;

Dongguan GreenTPU Environmental Protection New Material Co., Ltd. has many years of experience in R&D and production of various TPU films and TPU hot melt adhesive films. It has strict quality requirements and only provides customers with cost-effective products and services. Dongguan GreenTPU Environmental Protection New Materials Co., Ltd. can make one-to-one customized TPU film and TPU hot melt adhesive film according to the needs of our customers, which can meet the needs of major customers, please rest assured to buy.

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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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