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Creative Materials 125-22-F

125-22-F is a B-staged, electrically conductive, transferable, epoxy adhesive film. Some applications for 125-22-F include, but are not limited to, conductive splicing of ribbon cables, PTF circuits, and electrical attachment of SMD devices, as well as the assembling electrical and electronic components. This system features excellent thermal stability and high temperature properties. This product has been formulated to have improved handling in the Bstaged form. This product is available in thicknesses from 1 to 5 mils

Features

  • Excellent Electrical Conductivity
  • Easy Liner Release
  • Excellent Chemical Resistance
  • Minimal Flow During Cure
  • Low CTE
  • Excellent High Temperature Performance

Product Type: Conductive Adhesive

Application Area: Electrical Components, PTF Circuits, Ribbon Cables

Chemical Family: Epoxy & Epoxy Derivatives

    Knowde Enhanced TDS

    Identification & Functionality

    Features & Benefits

    Applications & Uses

    Applying/Transfer Procedure

    To ensure a good bond, the bonding surfaces should be free of any contaminants such as oils, greases, fingerprints, etc.
    1. Remove the film from cold storage and allow it to warm to room temperature.
    2. After the film has been warmed to room temperature, remove release liner from one side.
    3. Preheat substrate to 50°C to 70°C.
    4. Locate the adhesive onto the preheated substrate. Smooth out any trapped air by hand, with a roller or any other smoothing device. Some pressure is advisable to ensure intimate contact between the adhesive and substrate.
    5. Allow the substrate to cool to room temperature (cooler is better) and remove release liner. This is very important to allow for easy and clean separation of the final release liner from the adhesive.
    6. Place the two substrates to be bonded together under uniform pressure. It is advisable to preheat the devise(s) being used to apply pressure. An unheated device will result in longer cure times and less uniformity of cure.
    7. Cure at the desired cure schedule. Refer to the cure schedules above for guide information.

    Properties

    Typical Cured Properties
    ValueUnitsTest Method / Conditions
    Volume Resistivity0.001Q-cm
    Thermal Conductivity6.5WimK
    Operating Temperature-55 to 230°C
    Peak Temperature325°C
    Glass Transition Temperature (Tg)150°C
    Coefficient of Thermal Expansion below Tg50x 10^-6In/in/C
    Coefficient of Thermal Expansion above Tg60 x 10^-6In/in/C
    T-Shear Strengthmin. 2000psi
    Peel Strength (Copper to copper at 90°)9Pli

    Regulatory & Compliance

    Certifications & Compliance

    Technical Details & Test Data

    General Film Description

    Substrate Type: PET Release Liner
    Conductive Coating Type: Silver/Polymer

    Product Code

    Adhesive Thickness (mils)

    125-22-F1 1
    125-22-F2 2
    125-22-F3 3
    125-22-F4 4
    125-22-F5 5

    Storage & Handling

    Shelf Life

    1 month at 25°C or 3 months at -10°C.

    Handling and Storage

    This product is shipped frozen and should be stored frozen to optimize shelf life. Care should be taken in handling frozen/cold sheets, they are more likely to crack at this point (avoid flexing film if stored at -40°C). Allow material to warm to room temperature before handling. Please refer to Applying/Transfer Procedure for more details.