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TOPM- A High-Performance Eco-Friendly Plasticizer Redefining Heat Resistance Standards

TOPM (Tetraisooctyl Pyromellitate) is a high-performance, environmentally friendly specialty plasticizer with a highly stable chemical structure. It offers outstanding heat resistance, low volatility, and excellent electrical insulation properties. TOPM provides exceptional thermal stability and strong resistance to migration and it's particularly suitable for high-end applications where safety, durability, and long-term performance are critical.

    1. Low Toxicity and Compliance with Medical and Food-Contact Standards


    Free from phthalates, non-toxic, odorless, and without adverse physiological effects. TOPM complies with medical-grade and food-contact material standards.

    2. Exceptional Heat Resistance for Continuous High-Temperature Applications


    Designed for long-term service temperatures of 105–120°C, TOPM exhibits extremely low volatility under high-temperature conditions, making it ideal for continuous high-heat environments.

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    3. Excellent Electrical Insulation for High-Voltage and High-Frequency Systems


    With a volume resistivity exceeding 10¹³ Ω·cm, TOPM is well suited for high-voltage and high-frequency cables, as well as electrical insulation materials.

    4. Superior Resistance to Thermal, Oxidative, and UV Aging


    TOPM demonstrates outstanding resistance to thermal-oxidative aging and ultraviolet exposure, significantly extending the service life of finished products.

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    Application Areas: Cables, Medical Devices, and High-End Industrial Products

     

    (1) Heat-Resistant Cables: Automotive wire harnesses, motor lead wires, and high-temperature cables rated at 105–120°C.

     

    (2) Medical Products: Infusion tubing, catheters, medical films, sheaths, and artificial organ components.

     

    (3) Food-Contact and Children’s Products: Food packaging materials, children’s toys, and other safety-critical consumer products.

     

    (4) Industrial Components: Fuel hoses, seals, industrial hoses, and oil- and heat-resistant functional PVC products.

     

    (5) High-End Films and Insulation Materials: Heat-resistant films, high-voltage insulation parts, and specialty laminated materials.

     

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    With its outstanding thermal stability, safety profile, and long-term durability, TOPM has become a preferred premium plasticizer for wire and cable, medical and healthcare, and automotive industries—helping manufacturers enhance product competitiveness and meet stringent international standards.