tesa® 68822
50µm double sided high bond solid black film tape
Product Features- Excellent light blocking properties
- Excellent resistance to demanding environmental conditions
- Easy handling performance in converting processes
Product description
tesa® 68822 is a double-sided self-adhesive tape consisting of a solid black PET film backing and a tackified acrylic adhesive.
Product Features
- Excellent light blocking properties
- Excellent resistance to demanding environmental conditions
- Easy handling performance in converting processes
- Superior push-out resistance
- Very good bonding strength
- Thickness: 50µm
Application Fields
- LCD panel mounting on backlight unit of display module
- LED light bar fixing
- Light shielding and light blocking of key components
Product Construction
| Backing material | PET film |
| Color | black |
| Color of liner | Transparent |
| Thickness of liner - inside | 36 µm |
| Thickness of liner - outside | 36 µm |
| Total thickness | 50 µm |
| Type of adhesive | tackified acrylic |
| Type of liner - inside | PET |
| Type of liner - outside | PET |
Properties / Performance Values
| Elongation at break | 60 % |
| Tensile strength | 12 N/cm |
| Ageing resistance (UV) | very good |
| Humidity resistance | very good |
| Static shear resistance at 40°C | very good |
| Tack | low |
| Transmittance (380 - 780nm) < | 0.01 % |
Adhesion to Values
| Adhesion to ABS (after 14 days) | 7.3 N/cm |
| Adhesion to Glass (initial) | 7.3 N/cm |
| Adhesion to Glass (after 14 days) | 7.6 N/cm |
| Adhesion to Steel (initial) | 7.1 N/cm |
| Adhesion to Steel (after 14 days) | 10 N/cm |
| Adhesion to ABS (initial) | 6 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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