Non-Conductive Materials

Black Film for FPCs

ST-100B

  • SP
  • PC/Tablet
  • AUTO
  • TV
  • Other

Product Overview

This is a thin black film created by commercializing the protective layer of the conventional SF-PC5000 series as a standalone product. It provides the same matte black appearance as the conventional products, making it easy to give an adherend a black appearance.

Features

  • Matte-black appearance

    Its low-gloss surface provides an attractive matte-black finish.
  • Thin design

    Achieves a total thickness of only 8 µm.
  • Excellent solvent resistance

    Provides excellent resistance to a variety of solvents.
Black Film for FPCs

Main specifications

Item ST-100B
Transfer film thickness 50 µm
Product thickness (after pressing) Non-conductive adhesive layer thickness 8 µm
Protection film thickness 85 µm
Adhesion strength 3.0 N/cm or more
Shelf life (refrigerated) 6 months

Examples of Use

  • Gives adherends a matte-black appearance

Reference data

  • Peel strength after reliability testing

    • ・Peel strength against the PI surface of FCCL
    • ・Observation of appearance at the peel interface
    • ・Evaluated after 1,000 hours under the following conditions: 60℃/95% RH and 85℃/85% RH
    Peel strength after reliability testing
  • Gloss

    • ・Surface gloss evaluated in accordance with JIS K 5600-4-7 using a gloss checker.
    ST-100B Reference (SF-PC5000)
    Gloss at 60° incident angle 9 10
    Glossiness
  • Solvent resistance

    • ・Evaluated using the following solvents:

      • 1)Acetone
      • 2)MEK
      • 3)Ethyl acetate
      • 4)Methanol
      • 5)IPA
    Solvent used Acetone MEK Ethyl acetate Methanol IPA
    Surface after testing Surface after testing Surface after testing Surface after testing Surface after testing Surface after testing
    Result No color loss

* All data and numerical values shown above are measured values and are not guaranteed values.

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