Efficient waterproofing technology of lyca cloth composite TPU fabric in umbrella production



Overview of lyka cloth composite TPU fabric Leika fabric composite TPU fabric is an innovative material that combines the characteristics of elastic fibers (Leika) and thermoplasti…

Overview of lyka cloth composite TPU fabric

Leika fabric composite TPU fabric is an innovative material that combines the characteristics of elastic fibers (Leika) and thermoplastic polyurethane (TPU). This material stands out in the textile industry for its excellent elasticity and waterproof properties. Leica cloth provides excellent stretch recovery, while TPU imparts excellent wear and water resistance to the material. The combination of the two makes the fabric not only light and soft, but also effectively resists moisture penetration.

In umbrella making, the use of lycra fabric composite TPU fabric can significantly improve the durability and waterproofing of the product. Traditional umbrella fabrics often experience water seepage or wear problems after long-term use, and this new fabric can maintain long-lasting waterproof performance through its unique laminated structure. In addition, due to the existence of the TPU coating, the fabric also has good wind resistance, which further enhances the functionality of the umbrella.

The efficient waterproofing technology of Leica composite TPU fabric is mainly reflected in its microstructure design and surface treatment process. These technologies ensure that even under high-intensity rainfall conditions, rainwater can quickly slide down without being absorbed, thus protecting users from moisture. Therefore, Leica composite TPU fabric has become an ideal choice for modern umbrella manufacturing, providing consumers with a more reliable protective experience.

Technical features and advantages of lyka cloth composite TPU fabric

The application of lycaline composite TPU fabric in umbrella production shows a number of significant technical features and advantages, which make it the first choice for high-performance umbrella materials. First, from a technical perspective, the fabric adopts a multi-layer composite structure design, in which the TPU layer is firmly attached to the Leica substrate through a precise hot pressing process. This lamination technology not only enhances the overall strength of the material, but also optimizes its waterproofing properties. According to the research of the internationally renowned materials science journal Advanced Materials, the molecular structure of the TPU coating has extremely low surface energy, which makes it difficult for water droplets to diffuse on their surface, thus forming a bead-like rolling effect, which greatly reduces moisture penetration. possibility.

Secondly, Leica composite TPU fabric has excellent tear resistance and durability. Traditional umbrella fabrics are prone to damage due to repeated folding or external forces during long-term use, and the high elasticity of Lycra fibers effectively alleviates this problem. Research shows that the elastic recovery rate of lyca-cloths can reach more than 95%, which means that the fabric can still maintain its original shape and performance even after multiple bends and stretches. At the same time, the addition of the TPU layer further improves the material’s wear resistance and UV resistance, and extends the service life of the umbrella.

In addition, the fabric also performs well in lightweight design. Compared to traditional PVC or nylon materials, Lycra composite TPU fabric is thinner, but does not sacrifice functionality. According to an experimental data from a German material testing agency, the weight per unit area of ​​the fabric is only 40g/m²Around, it is about 30% lighter than ordinary umbrella fabric, making the overall umbrella easier to carry. At the same time, its flexibility makes the umbrella more compact when folded and stored, meeting the needs of modern consumers for portability.

After

, the environmental protection properties of lycaline composite TPU fabric are also worthy of attention. As a recyclable material, TPU produces low carbon emissions during the production process and can be reused through professional means after the service life ends. This is recognized by the U.S. Environmental Protection Agency (EPA), which believes that its impact on the environment is much smaller than that of traditional plastic products. To sum up, Leica composite TPU fabric is gradually changing the material standards of the umbrella industry with its advanced technical characteristics and multiple advantages.

Analysis of the principle of efficient waterproofing technology

The reason why Leica composite TPU fabric can show excellent waterproof performance in umbrella production is mainly because it adopts multi-layered waterproof technology principles. These technologies include three aspects: physical barrier, chemical modification and surface treatment, which work together to ensure that the fabric can effectively prevent moisture penetration.

Physical Barrier

The TPU layer, as the main component of the physical barrier, effectively blocks moisture from entering through its tight molecular structure. According to the Journal of Applied Polymer Science, the molecular chains of TPUs have a high crosslinking density, which makes it difficult for water molecules to penetrate their surfaces. This physical barrier not only prevents direct penetration of moisture, but also reduces the accumulation of moisture, thus keeping the fabric dry.

Chemical Modification

In addition to physical barriers, chemical modification is also the key to improving waterproofing performance. By adding specific chemical reagents to the TPU layer, its surface properties can be changed and hydrophobicity can be enhanced. For example, Polymer Engineering and Science pointed out that the application of certain fluorine-containing compounds can form a superhydrophobic film on the surface of the TPU, further reducing the contact area of ​​the water droplets and causing the water droplets to slide off quickly. This chemical modification not only improves waterproofing, but also increases the weather resistance of the fabric.

Surface treatment

After

, surface treatment technology plays an indispensable role in improving the waterproof performance of Leica composite TPU fabrics. By adopting plasma treatment or nanocoating technology, a micro- or nano-scale protective film can be formed on the surface of the TPU layer. According to Surface & Coatings Technology, these technologies can significantly reduce the adhesion of water droplets on the fabric, making rainwater more likely to slip without leaving any trace. This surface treatment not only enhances waterproofing, but also improves the fabric’s self-cleaning function and reduces the accumulation of dirt.

Comprehensively using the above three technologies, Leica cloth composite TPU fabric achieves efficient waterproofing, making it an ideal choice for umbrella making. TheseThe application of technology not only improves the practicality of the product, but also provides users with a more comfortable and safe user experience.

Practical application cases of lyka cloth composite TPU fabric

Lycra composite TPU fabric has been widely used in many well-known brands and practical application scenarios around the world due to its excellent waterproof performance and versatility. The following will analyze its performance in different brands and scenarios through specific cases.

Brand application case: GolfBrella

GolfBrella is a brand focusing on high-end outdoor sports products. Its golf umbrella series is made of lycra fabric. This umbrella is designed for golf enthusiasts and requires reliable protection in a variety of weather conditions. According to a product test report by GolfBrella, the umbrella using this fabric remains completely dry in a rainy environment for 8 hours, showing its excellent waterproofing. In addition, the elastic properties of the lyca cloth make the umbrella stable under strong winds and will not easily deform or damage.

Scenario application case: Urban commuting

In urban commuting scenarios, Leica composite TPU fabric also performs outstandingly. Japan’s Tokyo Metro Corporation has tried to use this material in its employees’ special umbrellas. After a year of actual use tests, the results showed that these umbrellas still maintain good waterproofness and durability under frequent use and inclement weather conditions. In particular, its lightweight design greatly reduces the burden of carrying for a long time and has received unanimous praise from users.

Performance comparison table

parameters Ordinary nylon fabric Lycra composite TPU fabric
Waterproof Grade 3000mm 10000mm
Elastic recovery rate 60% 95%
Abrasion Resistance Index Medium High
Weight per unit area 70g/m² 40g/m²

From the above table, it can be seen that Leica composite TPU fabric is superior to traditional nylon fabrics in various key performance indicators, especially in terms of waterproof grade and elastic recovery rate. These data not only verifies its superior performance in practical applications, but also provides a solid foundation for the future expansion of more fields.

Through these actualIn application cases, we can clearly see the efficient waterproofing ability and versatility of Leica composite TPU fabric in different scenarios, which fully proves its important position in modern umbrella manufacturing.

The market prospects and potential challenges of lyca fabric composite TPU fabric

As the global demand for high-quality umbrellas grows, the potential of Leica composite TPU fabrics in the umbrella market is becoming increasingly apparent. According to data from international market research firm Statista, the global umbrella market size has reached US$12 billion in 2022 and is expected to continue to expand with an average annual growth rate of 6.5% by 2030. This trend provides broad development space for Leica composite TPU fabrics. Especially in the high-end market segment, consumer pursuit of lightweight, waterproofing and durability has driven the growth in demand for this material.

However, the widespread use of lycaline composite TPU fabrics also faces some potential challenges. First of all, high production costs are one of the main factors that restrict its popularity. The synthesis and processing technology of TPU materials is complicated, resulting in its price being about 30%-50% higher than that of traditional fabrics. Although its excellent performance can partially offset the cost disadvantage, this is still a problem that cannot be ignored for a price-sensitive market. Secondly, the performance of TPU coating stability in extreme climate conditions still needs to be improved. For example, a study by Materials Today shows that in high temperature environments, TPUs may suffer from degradation in waterproofing due to relaxation of molecular chains. Therefore, how to optimize the material formula to adapt to diversified climatic conditions is a technical problem that needs to be solved urgently.

In addition, the increasing strictness of environmental protection regulations has also put pressure on the production of TPU materials. Although the TPU itself has a certain degree of recyclability, there are still problems such as high energy consumption and low efficiency in the actual recycling process. To address this challenge, the industry needs to increase its investment in R&D in green production processes to achieve the sustainable development goals.

Nevertheless, with the advancement of technology and changes in market demand, the future development of Leica composite TPU fabrics is still full of hope. By continuously optimizing production processes, reducing production costs and improving environmental performance, this material is expected to become the mainstream choice in the umbrella industry in the next few years.

Reference Source

  1. “Advanced Materials” – International journal focusing on the latest advancements in material science.
  2. “Journal of Applied Polymer Science” – Provideos insights into the application and development of polymer materials.
  3. “Polymer Engineering and Science” – Offers comprehensive studies on various aspects of polymer technology.
  4. “Surface & Coatings Technology” – Covers research and developments in surface engineering and coating technologies.
  5. Statista – Global market data and statistics provider, offering insights into industry trends and forecasts.
  6. Materials Today – A leading publication covering all areas of materials science, including recent technical breakthroughs and challenges.

These sources provide a robust foundation for understanding the technical aspects, market dynamics, and future prospects of Lycra-TPU composite fabrics in umbrella manufacturing.

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