Kapton® B

Kapton® B polyimide film


Kapton® B polyimide film is a black, homogeneous opaque material developed for applications requiring consistent performance across a wide temperature range. Its construction and appearance are intended to support industrial uses where dimensional stability and controlled visual characteristics are important.

Features & Benefits

  • Balanced multi‑property performance
  • Superior high‑temperature stability
  • Black homogeneous opaque film
  • Matte, low‑reflectivity surface
  • Homogeneous color integrity
  • Applications requiring opacity

Applications

  • Heaters
  • Antennas
  • LED circuitry
  • Applications requiring precision laser ablation

Kapton® B Technical Documents

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    Kapton® B Product Series Properties

    Property Group Property Name Value Test Method
    Appearance Color Black
    Classification Functional Film Type Opaque dielectric film
    Electrical UL Electrical RTI (°C) 130 UL 746B
    Mechanical UL Mechanical Strength RTI (°C) 130 UL 746B
    Regulatory UL Flammability Rating V-0 UL-94

    Kapton® B Product Properties

    Property Name Thickness (μm) Elongation % to Break @23°C Dielectric Strength (kV/mm) Tensile Strength @23°C (MPa) Tensile Modulus @23°C (GPa)
    Test Method ASTM D5470 ASTM D882 ASTM D149 ASTM D882 ASTM D882
    Kapton® 50B 12.7 65 114 262.0 3.10
    Kapton® 100B 25.4 65 110 241.3 3.03
    Kapton® 200B 50.8 80 106 255.1 3.03
    Kapton® 300B 76.2 90 87 255.1 3.03
    Kapton® 500B 127.0 90 63 241.3 3.03
     
     
     

    Kapton® B Product Series Documentation

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