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

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Introducing AS 9450/AS 9400H adhesive, a top-tier bonding solution designed for solar photovoltaic panel backsheets, developed by leading China suppliers. This high-performance adhesive specifically addresses the critical needs of long-term outdoor use, effectively accommodating the multi-layer composite structures of photovoltaic backsheets, including Silicon Wafer, EVA encapsulant film, PET, PU, and PVF. With its innovative dual-process adaptive design for dry lamination and flexo lamination, our product seamlessly integrates into existing photovoltaic backsheet production lines.

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As a high molecular weight polyester, AS 9450/AS 9400H boasts professional optimization for superior yellowing resistance, weather resilience, and high-temperature stability. Its flexible colloid shows remarkable elongation properties, making it compatible with deep drawing and other essential processing procedures involved in the production of photovoltaic backsheets. Rigorous aging tests validate its ability to withstand harsh outdoor conditions, including prolonged sunlight exposure, rain, fluctuating temperatures, and ultraviolet radiation.

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Our adhesive features excellent initial tack and high peel strength, ensuring fast bonding and improved production efficiency while enhancing the overall qualification rate of photovoltaic backsheets. This guarantees optimal sealing, barrier properties, structural stability, and long-term durability, perfectly meeting the packaging demands of various crystalline silicon solar cell modules. By choosing AS 9450/AS 9400H from our China factory, you support photovoltaic modules that achieve reliable, long-term operation exceeding 25 years, playing a crucial role in the sustainable utilization of solar clean energy.

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    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
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    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 used for?
    The AS 9450 / AS 9400H adhesive is primarily designed for Solar Photovoltaic Backsheet Film lamination, providing strong bonding performance for outdoor and high-durability applications.
    Q2 Which types of laminating equipment are compatible with AS 9450 / AS 9400H?
    AS 9450 / AS 9400H is compatible with both Dry Type laminating machines and Flexo printing/laminating equipment. It is not designed for Solvent-Free or Coating Machine applications.
    Q3 What retort performance does AS 9450 / AS 9400H offer?
    The adhesive delivers excellent retort performance at 135℃ for 40 minutes, making it well-suited for aluminum-plastic composite structures that require high thermal resistance.
    Q4 Is AS 9450 / AS 9400H suitable for outdoor long-term use?
    Yes. The adhesive features a flexible adhesive layer with excellent yellowing resistance, deep drawing resistance, and high 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 (AL)?
    Yes. The product offers high initial tack and high peel strength, meeting the demanding bonding requirements of aluminum (AL) and other complex multi-layer laminated structures.
    Q6 What type of polymer is AS 9450 / AS 9400H based on?
    AS 9450 / AS 9400H is a high molecular weight polyester-based adhesive product, which contributes to its superior mechanical strength, flexibility, and long-term weather resistance.

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