tesa® 68441

Transparent double-sided self-adhesive tape

Product description

tesa® 68441 is a transparent, double-sided self-adhesive tape consisting of a thin, conformable PET film backing and a tackified acrylic adhesive in differential design.
tesa® 68441 features esp.
  • Outstanding adhesion level relative to low thickness
  • Differential design for critical applications
  • Excellent resistance to demanding environmental conditions
  • Excellent conformability and adjustment to curved surfaces

Application Fields

  • Mounting of heat spreading parts
  • Lamination in NFC antenna
  • Very small design gap filling

Product Construction

Type of adhesive tackified acrylic
Total thickness 10 µm
Backing material PET film
Color transparent

Properties / Performance Values

Ageing resistance (UV) very good
Static shear resistance at 23°C good
Static shear resistance at 40°C good
Temperature resistance long term 100 °C
Humidity resistance very good
Tack low
Temperature resistance short term 150 °C

Adhesion to Values

Adhesion to Steel (easy-side, initial) 5.5 N/cm

Additional Info

Adhesion to Steel (easy-side, initial, ASTM D3330): 4.5N/cm
Adhesion to Steel (tight-side, initial, ASTM D3330): 5.8N/cm
Liner variants:
PV55 double PET liner (36μm transparent liner / 50μm blue liner)
tesa® products prove their impressive quality day in, day out in demanding conditions and are regularly subjected to strict controls. All technical information and data above mentioned are provided to the best of our knowledge on the basis of our practical experience. They shall be considered as average values and are not appropriate for a specification. Therefore tesa SE can make no warranties, expressed or implied, including, but not limited to any implied warranty of merchantability or fitness for a particular purpose. The user is responsible for determining whether the tesa® product is fit for a particular purpose and suitable for the user’s method of application. If you are in any doubt, our technical staff will be glad to support you.

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