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Product information

tesa® 69402

50µm optically clear transfer tape



Product description

tesa® 69402 is a highly transparent transfer tape produced under controlled clean room conditions and designed for optically clear lamination.

Special features:
  • High transmission and low haze
  • Excellent temperature, humidity and UV resistance
  • Excellent ITO compatibility (acid free)
  • High bonding strength
  • Balanced lamination (gap filling) and converting performance
  • Smooth and easy liner removal

Main applications

  • General solution for optically clear lamination
  • Lamination of films to rigid substrates of lamination of two rigid substrates
  • Bonding of displays to cover glass or touch panel

Additional Info

  • 50µm easy release PET liner (outside of the roll)
  • 50µm tight release PET liner

Technical properties

Refractive index

1.48

Total thickness

50 µm

Thickness of easy release liner

50 µm

Type of liner

PET

Thickness of tight release liner

50 µm

Color

transparent

Type of adhesive

pure acrylic

Haze

0.5 %

Colour of liner

transparent

Backing material

none

Transmittance (380 - 780nm) >

99 %

Adhesion properties

Adhesion to PMMA (initial)

6 N/cm

Adhesion to Glass (initial)

6.3 N/cm

Adhesion to PC (initial)

6.4 N/cm

Adhesion to PET (initial)

4.3 N/cm

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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