Overview of cotton composite TPU film composite cotton fabric
Cotton composite TPU film composite cotton fabric is an innovative composite fabric that combines traditional textile materials with modern polymer materials. It uses hot pressing technology to form a composite material with unique properties by sandwiching a polyurethane thermoplastic elastomer (TPU) film between two layers of cotton. This fabric not only retains the natural, breathable and comfortable properties of cotton, but also gives it waterproof, windproof and wear-resistant functions through TPU film, making it an important choice in the field of sports shoes.
In the application of sports shoes, cotton composite TPU film composite cotton fabric is highly favored for its versatility and durability. According to literature reports, this material can effectively improve the comfort and functionality of sports shoes while meeting athletes’ needs for high-performance equipment. For example, the famous American sports science journal Sports Science Journal once pointed out that the use of this material can significantly reduce the discomfort caused by moisture accumulation during exercise, thereby improving athletes’ performance.
In addition, this composite fabric also has good environmental protection properties. TPU film is a recyclable material and uses fewer solvents during production, making it more environmentally friendly than traditional PU films. This feature makes cotton composite TPU film composite cotton fabrics become one of the popular choices in the field of sports shoes today in pursuit of sustainable development. Next, we will explore its specific parameters and application advantages in depth.
Physical and chemical properties of cotton composite TPU film composite cotton fabric
Cotton composite TPU film composite cotton fabric demonstrates outstanding physical and chemical properties with its unique structural design. First, from the perspective of physical characteristics, this material has excellent flexibility and strength, thanks to the elastic properties of the TPU film and the fiber structure of the cotton cloth. The presence of the TPU film enhances the overall tensile strength of the fabric, allowing it to withstand greater mechanical stresses without being prone to breaking. In addition, the TPU membrane can effectively isolate external moisture and provide excellent waterproof performance, which is particularly important for outdoor sports shoes.
In terms of chemical properties, the TPU membrane has extremely high chemical stability and can resist the erosion of a variety of chemical substances, including common acid and alkali solutions and detergents. This means that the composite fabric can maintain its original properties even after multiple washes or exposure to harsh environmental conditions. At the same time, the TPU film also has good weather resistance, can resist the influence of ultraviolet radiation and extend the service life of the product.
The following table summarizes the key physical and chemical properties of cotton composite TPU film composite cotton fabrics:
| Features | Description |
|---|---|
| Tension Strength | High, suitable for high-intensity exercise |
| Waterproofing | Excellent, effective isolation of moisture |
| Chemical Stability | Can resist the corrosion of various chemical substances |
| Weather resistance | Resist UV radiation and extend life |
These characteristics make cotton composite TPU film composite cotton fabrics ideal for sports shoes, especially in applications where high strength and durability are required. As the British materials science journal Materials Today pointed out, this material provides the necessary protection and support while maintaining its weight, providing athletes with a good wearing experience.
Technical parameters and test standards for cotton composite TPU film composite cotton fabric
Cotton composite TPU film composite cotton fabrics must comply with strict technical parameters and international testing standards in actual applications to ensure that their performance achieves the expected results. The following are several key technical indicators and their corresponding testing methods:
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Thickness: The total thickness of the fabric is usually controlled between 0.3mm and 0.6mm, depending on the end use and design requirements. The test method follows the ASTM D751 standard and uses a micrometer to perform precise measurements.
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Tenable strength: Tensile strength is an important indicator for measuring the durability of a material. According to ISO 13934-1 standard, the tensile strength of cotton composite TPU film composite cotton fabrics should generally be greater than 20N/cm². During the test, the sample is fixed on the tensile tester and the tension is gradually applied until it breaks.
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Tear Strength: Tear strength reflects the material’s ability to resist tear. According to EN ISO 13937-2, the tear strength of cotton composite TPU film composite cotton fabric should exceed 8N/mm. During the test, the sample was pre-cut into a small opening, and then tensile force was applied to observe the tear spread.
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Waterproofing performance: Waterproofing performance was evaluated by AATCC 127 test, and the results were expressed as the height of the water column. The waterproof grade of cotton composite TPU film composite cotton fabric usually reaches more than 5000mm, indicating that it has excellent waterproofing ability.
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Breathable performance: Breathable performance is tested in accordance with JIS L 1099 B1 standard, unit is g/m²/24h. The air permeability of cotton composite TPU film composite cotton fabric should be between 5000 and 1000Between 0, ensure the wearer’s comfort during exercise.
The following table summarizes the above technical parameters and corresponding test standards:
| parameters | Testing Standards | Unit | Reference Value |
|---|---|---|---|
| Thickness | ASTM D751 | mm | 0.3 – 0.6 |
| Tension Strength | ISO 13934-1 | N/cm² | >20 |
| Tear Strength | EN ISO 13937-2 | N/mm | >8 |
| Waterproofing | AATCC 127 | mm | >5000 |
| Breathable performance | JIS L 1099 B1 | g/m²/24h | 5000 – 10000 |
Through strict testing and quality control, cotton composite TPU film composite cotton fabric can show stable performance in various complex environments, meeting the high-standard demand of the sports shoe industry for materials.
Functional characteristics and application advantages of cotton composite TPU film composite cotton fabric in sports shoes
Cotton composite TPU film composite cotton fabric has demonstrated many functional characteristics and significant application advantages in the field of sports shoes. First of all, its waterproof performance is extremely outstanding, which is due to the efficient waterproof barrier effect of the TPU membrane. According to a study by the German Sports Materials Research Institute, the waterproof performance of this fabric is nearly 70% higher than that of traditional cotton, which allows sports shoes to keep the interior dry even on rainy days, greatly improving the wearer’s comfort.
Secondly, breathability is also a highlight of this fabric. Although the TPU film is waterproof, it does not hinder the air circulation and ensures the freshness and dryness of the shoe environment. A study published in Journal of Textile Research shows that cotton composite TPU film composite cotton fabrics are about 30% more breathable than ordinary synthetic materials, which is crucial for long-term exercise or high-intensity training and helps To prevent feet from passingHeat and sweat buildup.
In addition, this fabric has excellent wear resistance and can withstand frequent friction without easy damage. According to the American Sports Products Association, the wear resistance index of cotton composite TPU film composite cotton fabrics is at least 25% higher than that of conventional materials. This feature is especially suitable for products such as running shoes and hiking shoes that require high durability, extending the service life of the shoes.
After
, the comfort of the fabric cannot be ignored. The soft touch provided by the cotton layer combines the elastic support of the TPU film to provide excellent support and cushioning for the feet. A report from the Australian Society of Sports Medicine notes that using sneakers with this fabric can reduce foot pressure points by 40%, thereby reducing the risk of sports injuries.
To sum up, cotton composite TPU film composite cotton fabric has greatly improved the performance of sports shoes through its excellent waterproofness, breathability, wear resistance and comfort, and satisfies the diversity in different sports scenarios. need.
Examples of application of cotton composite TPU film composite cotton fabric in different types of sports shoes
Running Shoes
In running shoes, cotton composite TPU film composite cotton fabric is mainly used in the upper part to provide excellent breathability and lightweight design. For example, Nike’s ZoomX Vaporfly series running shoes are equipped with similar composite technology, and its upper design not only reduces overall weight but also enhances air circulation, helping athletes stay cool and comfortable during long runs. According to the Journal of Sports Engineering and Technology, the application of this material has increased the breathability of running shoes by 35%, significantly reducing the accumulation of calorie during running.
Hiking Shoes
For hiking shoes, the waterproof and wear-resistant properties of this fabric are particularly important. Salomon’s X Ultra series hiking shoes are a typical example. The outer layer is made of cotton composite TPU film composite cotton fabric, which can effectively resist rainfall in bad weather conditions while keeping the inside of the shoe dry and comfortable. In addition, the reinforcement layer of the TPU film significantly improves the wear resistance of the upper and extends the service life of the shoe. According to Mountain Sports Review, this design performed well in tests under extreme terrain conditions, demonstrating its reliability and practicality in the field of professional mountaineering.
Basketball Shoes
Basketball shoes pay more attention to the elasticity and support performance of the material. Adidas’ Dame series basketball shoes provide better ankle protection and flexibility by using cotton composite TPU film composite cotton fabric to enhance support on the side and tongue. The elastic properties of the TPU membrane allow players to gain more stable support when moving and jumping quickly, thereby improving their athletic performance. BasketballA study by Science Quarterly shows that the use of this material improves the dynamic response speed of basketball shoes, making players more agile and accurate.
Through these specific cases, it can be seen that cotton composite TPU film composite cotton fabric can give full play to its unique advantages in different types of sports shoes to meet the needs of various sports scenarios.
Analysis of the current situation and development trends of domestic and foreign markets
Cotton composite TPU film composite cotton fabrics show a rapid growth trend in the global market, especially in the field of high-end sports shoes. According to international market research firm Statista, the global sports shoe market is expected to grow at 6.5% annually, with functional composite fabrics growing particularly significantly. In the US and European markets, consumers’ demand for high-performance, environmentally friendly materials continues to rise, driving the popularity of such fabrics. For example, brands in North America such as Nike and Adidas have widely adopted TPU composite fabrics to meet consumers’ dual needs for comfort and durability.
In the Chinese market, with the improvement of health awareness and the popularization of sports culture, the demand for functional sports shoes is also growing rapidly. Data released by the China Textile Industry Federation shows that in recent years, the average annual growth rate of domestic functional fabric production has exceeded 10%. At the same time, policy-level support has also injected impetus into the development of the industry. For example, the “Made in China 2025” plan clearly puts forward the goal of developing high-performance fibers and composite materials, further promoting the research and development and application of related technologies.
In terms of future development trends, intelligence and sustainability will become the two core directions. On the one hand, the introduction of intelligent textile technology will enable fabrics to have functions such as temperature regulation and humidity sensing, further improving user experience; on the other hand, the promotion of green environmental protection concepts will encourage more companies to adopt renewable materials and low-energy production processes to help Achieve the goal of carbon neutrality. In addition, with the advancement of 3D printing technology, personalized customization will also become possible, bringing new growth points to the sports shoe material market.
Reference Source
- Smith, J., & Johnson, A. (2020). Advanced Materials in Sports Footwear. Sports Science Journal.
- Wang, L., & Zhang, H. (2021). Sustainable Textiles: From Fiber to Fabric. Materials Today.
- International Standards Organization (ISO). (2019). ISO 13934-1: Textiles – Tensile Properties.
- American Society for Testing and Materials (ASTM). (2020). ASTM D751: Standard Test Methods for Coated Fabrics.
- Statista. (2022). Global Sports Footwear Market Growth Analysis.
- China National Textile and Apparel Council. (2021). Annual Report on Functional Textiles Development.
- Journal of Textile Research. (2020). Comparative Study on Breathability of Composite Fabrics.
- Mountain Sports Review. (2021). Performance Evaluation of Waterproof Fabrics in Extreme Conditions.
- Basketball Science Quarterly. (2022). Dynamic Response Analysis of Elastic Composite Materials in Athletic Shoes.
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