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High-Performance Adhesive for Soft-Pack Lithium Battery Films | China Suppliers & Factory Solutions

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Introducing the AS 9250/AS 9275H adhesive, specially designed for soft-pack lithium battery films. This high-performance bonding solution is tailored for the lamination process of aluminum-plastic films in soft-pack lithium batteries. Addressing the critical needs for long-term stability and operation, our adhesive effectively adapts to the unique structure of lithium battery aluminum-plastic films (NY/AL). Developed with a keen understanding of soft aluminum substrates, the formula utilizes a dry lamination process that seamlessly integrates into production lines, offering robust, stable, and long-lasting bonding for various layers of aluminum-plastic films.

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As a premium high molecular weight polyester product, our adhesive meets stringent soft-pack lithium battery industry standards. It boasts exceptional resistance to high temperatures, electrolytes, solvents, and chemicals. The flexible colloid demonstrates remarkable deep drawing resistance, accommodating complex methodologies in the production of soft-pack lithium battery films while minimizing risks of adhesive layer breakage and degumming. Featuring high initial tack and peel strength, it ensures rapid bonding and enhances production efficiency, maximizing the qualification rates of soft-pack lithium battery films.

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Our adhesive not only maintains the sealing and barrier properties essential for structural stability but also combats electrolyte leakage, addressing the packaging needs across diverse soft-pack lithium battery films. As a reliable solution from trusted China suppliers, our factory is dedicated to supporting the new energy lithium battery industry by enabling safe, long-term, and stable operation for soft-pack lithium batteries.

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    NO. Product Model Applications Suitable Equipment Performance
    Dry Type Flexo Solvent-Free Coating Machine
    11 AS 9250 / AS 9275H Soft-pack Lithium Battery Film ✓ — — —
    High Temp Resistance Electrolyte Resistance Deep Drawing Resistance
    Product Performance Advantages
    NO. Product Model Performance Advantages
    1 AS 9250 /
    AS 9275H
    • 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.
    • Excellent resistance to solvents, electrolytes and various chemicals.
    • High molecular weight polyester product with high temperature resistance and deep drawing resistance, suitable for the outer layer structure of lithium battery aluminum plastic film (NY/AL) with soft aluminum substrate.
    Frequently Asked Questions (FAQ)
    Q1: What is the AS 9250 / AS 9275H adhesive primarily used for?
    The AS 9250 / AS 9275H adhesive is primarily designed for soft-pack lithium battery film applications, specifically for bonding the outer layer structure of aluminum plastic film (NY/AL) used in lithium batteries with a soft aluminum substrate.
    Q2: What lamination equipment is compatible with AS 9250 / AS 9275H?
    AS 9250 / AS 9275H is compatible with dry-type lamination equipment. It is not designed for use with flexo printing machines, solvent-free laminators, or coating machines.
    Q3: What is the retort resistance performance of AS 9250 / AS 9275H?
    The adhesive delivers excellent retort performance at 135℃ for 40 minutes when used in aluminum-plastic laminate structures, ensuring structural integrity under high-temperature sterilization and processing conditions.
    Q4: How does AS 9250 / AS 9275H perform against electrolytes and chemicals?
    This adhesive offers excellent resistance to solvents, electrolytes, and a wide range of chemicals, making it highly reliable for lithium battery packaging applications where exposure to aggressive electrolyte materials is common.
    Q5: Is AS 9250 / AS 9275H suitable for multi-layer laminate structures?
    Yes. The adhesive provides high initial tack and high peel strength, meeting the bonding requirements of aluminum (AL) and other complex multi-layer laminate structures commonly used in battery film production.
    Q6: What makes AS 9250 / AS 9275H suitable for deep drawing applications?
    AS 9250 / AS 9275H is formulated as a high molecular weight polyester adhesive, which provides superior deep drawing resistance. This ensures the laminated film maintains its integrity during the forming process of soft-pack battery pouches without delamination or cracking.

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