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Creative Materials 123-34

123-34 is a pad-printable, B-Stageable, one part epoxy coating and adhesive, suitable for application by pad printing, dipping and syringe dispensing. This system has been pre-catalyzed with CMI 119-44 to allow for low temperature cure. This product features excellent thermal stability, outstanding chemical resistance and excellent high temperature properties. Applications include adhesives, printed circuit board fabrication, advanced material composites, sealing, and high performance coatings. 123-34 is a pre-catalyzed version of 122- 48.

Features

  • B-Stageable Epoxy Adhesive

Product Type: 1K (1 component) Adhesive, Epoxy Adhesive, Structural Adhesive

Application Method: Dip Coating, Injection, Pad Printing

Chemical Family: Epoxy & Epoxy Derivatives

    Knowde Enhanced TDS

    Identification & Functionality

    Features & Benefits

    Applications & Uses

    B-stage Procedure

    Apply adhesive to substrate. Next apply heat to advance the curing to the non-tacky stage (when cooled to room temperature). A temperature of 125°C for 2-3 minutes is required (B-Stage time is mass related). User is encouraged to experiment for optimum drying time at a given temperature. Store on release liner to prevent contamination.

    Bonding Procedure

    Refer to above for storage information. To use, carefully align parts to be bonded, apply uniform pressure to maintain location. Cure per above cure schedule. (Note cure times given are mass related. Timing should start after adhesive and substrates reach curing temperature.)

    Properties

    Typical Properties
    ValueUnitsTest Method / Conditions
    Viscosity10,000 - 12,000cps
    Glass Transition Temperature105°C
    Dielectric Strength425volts/mil
    Volume Resistivity1x 10^16ohm-cm
    Dielectric Constant (at 100 Hz)4

    Safety & Health

    Safety & Handling
    • Use with adequate ventilation.
    • Keep away from sparks and open flames.
    • Avoid prolonged contact with skin and breathing of vapors.
    • Wash with soap and water to remove from skin.

    Storage & Handling

    Shelf Life
    1 week at 25°C, 2 days at 25°C (B-staged Film), 3 months at -10°C (B-staged Film), 6 months at -40°C
    Suggested Handling & Curing

    Material is ready to use as received. Store frozen to maintain consistent flow properties. Allow material to warm up to room temperature before opening container. Mix container well prior to using. If necessary, 123-34 may be thinned with small amounts of CMI #113-39 (fast drying), or #114-20 (slow drying) thinners. To use as an adhesive, apply the123-34 to one or both parts, then mate the parts while maintaining uniform pressure.

    Cure Schedule
    • 4 hours at 80°C, or 2 hours at 100°C.
    • Pot life: 2-4 days at room temperature.