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High-Performance Adhesive for Solar Photovoltaic Panel Backsheet from China Suppliers and Factory

Introducing AS 9450/AS 9400H adhesive, the premium bonding solution designed specifically for solar photovoltaic panel backsheets. Developed for optimal performance in the lamination process, this adhesive meets the essential requirements for long-term outdoor use of photovoltaic backsheets. It seamlessly adapts to the multi-layer composite structure of photovoltaic backsheets, which includes Silicon Wafer, EVA encapsulant films, PET, PU, and PVF, This advanced adhesive employs a dual-process adaptive design, catering to both dry lamination and flexo lamination processes, making it ideal for quick integration into photovoltaic backsheet production lines. As a product of high molecular weight polyester, our formula offers exceptional yellowing resistance, weather resistance, and high-temperature tolerance. The flexible gel formulation exhibits impressive elongation performance, easily accommodating deep drawing and various production procedures, Thoroughly tested for durability, AS 9450/AS 9400H withstands harsh outdoor conditions such as prolonged sun exposure, rain, extreme temperature fluctuations, and ultraviolet radiation. Our adhesive ensures high initial tack and peel strength, enabling rapid bonding that significantly enhances production efficiency and the qualification rate of photovoltaic backsheets. It maintains superior sealing, barrier properties, structural stability, and long-term durability, tailored for various crystalline silicon solar cell modules, As a leading manufacturer and supplier in China, our factory is committed to helping photovoltaic modules achieve stable operations for over 25 years. Choose AS 9450/AS 9400H adhesive for reliable bonding support in the sustainable utilization of solar clean energy

    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 — engineered for superior structural integrity and long-term durability.
    Frequently Asked Questions
    Q1: What is AS 9450 / AS 9400H primarily used for?
    AS 9450 / AS 9400H is specifically designed for Solar Photovoltaic Backsheet Film lamination, offering high peel strength, yellowing resistance, and long-term outdoor durability.
    Q2: Which lamination equipment is compatible with AS 9450 / AS 9400H?
    This adhesive is compatible with Dry Type and Flexo lamination equipment. It is not designed for solvent-free or coating machine applications.
    Q3: What retort performance does AS 9450 / AS 9400H offer?
    It delivers excellent 135℃ / 40 min retort performance for aluminum-plastic structures, making it suitable for demanding high-temperature lamination applications.
    Q4: Is AS 9450 / AS 9400H suitable for outdoor long-term use?
    Yes. The flexible adhesive layer features yellowing resistance, weather resistance, and excellent elongation performance, making it ideal for products exposed to outdoor environments over extended periods.
    Q5: Can AS 9450 / AS 9400H bond multi-layer structures including aluminum?
    Yes. The product provides high initial tack and high peel strength, meeting the bonding requirements of aluminum (AL) and other complex multi-layer laminated structures.
    Q6: What type of polymer is used in AS 9450 / AS 9400H?
    AS 9450 / AS 9400H is a high molecular weight polyester-based adhesive product, engineered to deliver superior structural integrity and consistent performance in photovoltaic film lamination.

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