tesa® 7885

85µm solid black d/s adhesive tape

Product description

tesa® 7885 is a double-sided self-adhesive tape consisting of a solid black PET backing and a strong acrylic adhesive

tesa® 7885 features esp.
Thickness: 85µm
  • Excellent light blocking performance
  • Excellent bonding strength and shear resistance
  • Very good handling performance in converting processes
  • Excellent resistance to demanding environmental conditions
  • Very high electrical resistance
  • Pin whole free product design

Main applications

  • Mounting of LCD panel and backlight unit
  • Light blocking in displays and mobile phone applications

Technical properties

Elongation at break

80 %

Type of adhesive

tackified acrylic

Type of liner


Colour of liner


Tensile strength

45 N/cm

Total thickness

85 µm

Thickness of liner

50 µm

Backing material

PET film



Adhesion properties

Adhesion to PI (initial)

6.6 N/cm

Adhesion to Steel (initial)

7 N/cm

Adhesion to PC (after 14 days)

11.6 N/cm

Adhesion to ABS (initial)

6.7 N/cm

Adhesion to ABS (after 14 days)

7.3 N/cm

Adhesion to Aluminium (after 14 days)

7.9 N/cm

Adhesion to PC (initial)

8.6 N/cm

Adhesion to Glass (after 14 days)

9.9 N/cm

Adhesion to PI (after 14 days)

9.4 N/cm

Adhesion to Glass (initial)

8.8 N/cm

Adhesion to Aluminium (initial)

6.1 N/cm

Adhesion to Steel (after 14 days)

10.1 N/cm

Rating properties

Static shear resistance at 23°C




Ageing resistance (UV)


Temperature resistance long term

100 °C

Static shear resistance at 40°C


Temperature resistance short term

150 °C

Softener resistance


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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