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High-Performance Adhesive for Solar Photovoltaic Backsheet - China Suppliers Factory Solutions

Introducing AS 9450/AS 9400H adhesive, a premium bonding solution specifically engineered for solar photovoltaic panel backsheet lamination. This product is a vital choice for long-term outdoor applications of photovoltaic backsheets, perfectly aligning with the complex multi-layer composite structure of solar panels (Silicon Wafer + Encapsulant Film EVA/EVA + PET + PU + PVF). With its unique adaptability, AS 9450/AS 9400H excels in both dry and flexo lamination processes, making it an ideal choice for manufacturers seeking efficiency in their production lines, Manufactured in China and offered by trusted suppliers and factories, this adhesive ensures a robust, stable, and long-lasting bond among the varying layers of photovoltaic materials. Comprised of high molecular weight polyester, the formulation has been professionally optimized for superior yellowing resistance, weather resilience, and high-temperature durability. This flexibility allows it to easily accommodate deep drawing and various processing requirements in photovoltaic backsheet production, The adhesive has undergone rigorous aging tests, proving its strength against the harshest outdoor conditions, including prolonged sun exposure, rain, fluctuating temperatures, and UV radiation. Its strong initial tack and high peel strength facilitate rapid bonding, enhancing production efficiency and product quality rates for photovoltaic backsheets. Additionally, it guarantees excellent sealing and barrier properties, structural integrity, and long-term durability, crucial for meeting the packaging demands of various crystalline silicon solar cell modules, By utilizing AS 9450/AS 9400H adhesive, photovoltaic modules can achieve stable operation for over 25 years, providing dependable bonding support for harnessing solar clean energy. Choose our high-performance adhesive for your solar panel backsheet needs and experience the reliability that leading China suppliers and factories deliver

    NO. Product Model Applications Suitable Equipment Performance
    Dry Type Flexo Solvent-Free Coating Machine
    10 AS 9450 / AS 9400H Solar Photovoltaic Backsheet Film ✓ ✓ — —
    Yellowing Resistance Weather Resistance High Temp. Resistance High Peel Strength
    Product Performance Advantages
    Product Model: AS 9450 / AS 9400H
    • Excellent 135℃ / 40 min retort performance for aluminum-plastic structures.
    • High initial tack and high peel strength, meeting the requirements of AL and other multi-layer structures.
    • Flexible adhesive layer with yellowing resistance, excellent deep drawing resistance and elongation performance, suitable for products used outdoors for a long time.
    • High molecular weight polyester product.
    Frequently Asked Questions
    Q1 What is the AS 9450 / AS 9400H adhesive primarily designed for?
    The AS 9450 / AS 9400H is specifically formulated for Solar Photovoltaic Backsheet Film lamination. It is engineered to provide long-term outdoor durability, including yellowing resistance, weather resistance, and high-temperature resistance.
    Q2 Which lamination equipment is compatible with AS 9450 / AS 9400H?
    This adhesive is compatible with Dry Type lamination machines and Flexo lamination machines. It is not designed for solvent-free or coating machine applications.
    Q3 Does AS 9450 / AS 9400H support retort processing conditions?
    Yes. The adhesive delivers excellent performance under 135℃ / 40-minute retort conditions for aluminum-plastic composite structures, making it suitable for demanding thermal processing environments.
    Q4 Is AS 9450 / AS 9400H suitable for multi-layer lamination structures?
    Absolutely. The product offers high initial tack and high peel strength, meeting the bonding requirements of aluminum (AL) foil and various other multi-layer composite structures used in photovoltaic applications.
    Q5 What makes this adhesive suitable for long-term outdoor use?
    The adhesive features a flexible adhesive layer with outstanding yellowing resistance, deep drawing resistance, and excellent elongation performance. These properties ensure the laminated film maintains its integrity and appearance even after prolonged outdoor exposure.
    Q6 What is the molecular structure characteristic of AS 9450 / AS 9400H?
    AS 9450 / AS 9400H is a high molecular weight polyester-based adhesive. This high molecular weight formulation contributes to its superior mechanical strength, chemical resistance, and long-term durability in photovoltaic backsheet film applications.

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