The Lucky KPCw1 Solar Backsheet represents a significant advancement in photovoltaic (PV) module technology, offering unparalleled environmental resistance and reliability. Developed by Baoding Lekai International Ltd., this product is engineered to meet the demanding requirements of modern solar energy systems, ensuring long-term performance in diverse and challenging environments.

Key Features and Technical Specifications

The KPCw1 backsheet is designed with a PVDF fluoropolymer weather-resistant layer, which provides multiple protective characteristics. These include:

• UV Protection: Achieves over 95% UV blocking rate through a special formulation.
• Temperature Adaptability: Maintains stable performance from -40°C to 85°C.
• Weather Durability: Passes 3000-hour dual 85 (85°C/85% RH) aging test.
• Chemical Resistance: Effectively withstands acids, alkalis, solvents, and salt spray.
• Mechanical Properties: Retains >90% tensile strength after damp heat aging.

Reliable Bonding System

The fluorinated coating cured adhesive layer has been rigorously verified for long-term reliability:

• Peel strength with EVA >60N/cm.
• Excellent interface stability in thermal aging tests.
• No delamination after thermal cycling tests.
• Passes 200kWh/m² UV accelerated aging test.
• >85% bond strength retention in humid environments.

Product Specifications Table

Specification	Details
UV Blocking Rate	Over 95%
Temperature Range	-40°C to 85°C
Aging Test	3000-hour dual 85 (85°C/85% RH)
Chemical Resistance	Acid, alkali, solvent, and salt spray
Mechanical Strength Retention	>90% after damp heat aging
Peel Strength with EVA	>60N/cm
Bond Strength Retention in Humidity	>85%

Strict Quality Control Measures

Every batch of KPCw1 backsheet undergoes comprehensive quality control processes, including:

• Comprehensive raw material inspection.
• Real-time monitoring of key production parameters.
• 100% finished product appearance and dimensional inspection.
• Regular sampling for accelerated aging tests.
• Complete product quality traceability records.

Wide Range of Applications

The KPCw1 backsheet is suitable for a variety of applications, including:

• Utility-scale solar power plants.
• Commercial and industrial distributed projects.
• Coastal areas with high humidity.
• High-irradiation desert regions.
• PV projects in regions with large temperature variations.

Company Background: Baoding Lekai International Ltd.

Founded as a leading solar backsheet manufacturer, Baoding Lekai International Ltd. has established itself as a trusted name in the photovoltaic industry. The company is committed to optimizing the performance of its products to provide reliable backsheet solutions. Their state-of-the-art R&D center and production facilities enable continuous innovation in PV module technology.

As a solar backsheet supplier, Baoding Lekai International Ltd. ensures that its products meet the highest standards of quality and durability. The company’s dedication to research and development has led to the creation of advanced materials such as the KPCw1 backsheet, which is designed to withstand extreme environmental conditions.

Environmental Resistance and Performance

The Lucky KPCw1 Solar Backsheet is engineered to provide exceptional environmental resistance, making it ideal for use in harsh climates. Its PVDF fluoropolymer layer offers superior protection against UV radiation, extreme temperatures, and chemical exposure. This ensures that the backsheet maintains its integrity and performance over time, even in the most challenging conditions.

According to NIST (National Institute of Standards and Technology), the development of materials with enhanced environmental resistance is critical for the longevity and efficiency of solar energy systems. The KPCw1 backsheet aligns with these standards, offering a solution that meets the rigorous demands of modern photovoltaic applications.

Reliable Bonding System for Long-Term Durability

The bonding system of the KPCw1 backsheet is designed to ensure long-term reliability. The fluorinated coating cured adhesive layer has been tested to withstand various environmental stresses, including thermal cycling and UV exposure. This results in a strong and stable bond between the backsheet and the PV module, reducing the risk of delamination and ensuring consistent performance.

As highlighted by NIST, the reliability of bonding systems is a key factor in the overall performance of solar modules. The KPCw1 backsheet’s ability to maintain bond strength under harsh conditions makes it a preferred choice for manufacturers seeking durable and efficient solutions.

Product Images

Below are images showcasing the Lucky KPCw1 Solar Backsheet:

These images provide a visual representation of the product’s design and quality, highlighting its suitability for various applications in the photovoltaic industry.

Conclusion

The Lucky KPCw1 Solar Backsheet is a testament to the advancements in photovoltaic technology. With its exceptional environmental resistance, reliable bonding system, and strict quality control measures, it offers a robust solution for solar energy systems. Baoding Lekai International Ltd. continues to innovate and provide high-quality products that meet the evolving needs of the industry.

For more information about the Lucky KPCw1 Solar Backsheet and other products, visit Baoding Lekai International Ltd..

References

National Institute of Standards and Technology (NIST). (n.d.). Driving Innovation. Retrieved from https://www.nist.gov/.

This article incorporates information from NIST’s research on materials and standards, emphasizing the importance of environmental resistance and reliability in photovoltaic systems.

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