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Product information

tesa® 68822

50µm double sided high bond solid black film tape



Product description

tesa® 68822 is a double-sided self-adhesive tape consisting of a solid black PET film backing and a tackified acrylic adhesive.






Special features:


  • Thickness: 50µm


  • Excellent light blocking properties


  • Very good bonding strength


  • Superior push-out resistance


  • Excellent resistance to demanding environmental conditions


  • Easy handling performance in converting processes

Main applications

  • LCD panel mounting on backlight unit of display module


  • LED light bar fixing


  • Light shielding and light blocking of key components
Product-Illustration_Light-Blocking_300dpi.png

Product-Illustration_Light-Blocking_300dpi.png

Technical properties

Type of liner - inside

PET

Total thickness

50 µm

Type of liner - outside

PET

Thickness of liner - inside

36 µm

Elongation at break

60 %

Color

black

Type of adhesive

tackified acrylic

Thickness of liner - outside

36 µm

Colour of liner

transparent

Transmittance (380 - 780nm) <

0.01 %

Backing material

PET film

Tensile strength

12 N/cm

Adhesion properties

Adhesion to Steel (initial)

7.1 N/cm

Adhesion to Steel (after 14 days)

10 N/cm

Adhesion to Glass (initial)

7.3 N/cm

Adhesion to ABS (initial)

6 N/cm

Adhesion to Glass (after 14 days)

7.6 N/cm

Adhesion to ABS (after 14 days)

7.3 N/cm

Rating properties

Humidity resistance

++

Tack

-

Static shear resistance at 23°C

++

Ageing resistance (UV)

++

Static shear resistance at 40°C

++

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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