Additional Info
This product information is applicable to PV43.
tesa® 88665
115 µm / 4.5 mils double sided PET film differential tape (Silicone/Acrylic)
Product Features
- Excellent bonding properties of the silicone adhesive especially to silicone or silicone containing substrates
- Excellent bonding properties of the acrylic adhesive to a wide range of materials
- Very good handling performance in converting processes
Product description
tesa® 88665 is a transparent double-sided tape with a PET-backing. One side is equipped with a silicone adhesive (easy side) and the other side is equipped with a modified acrylic (tight side). It is designed for the demanding applications where silicone materials must be bonded to a range of substrates.
Product details and specifications
Product Features
- Excellent bonding properties of the silicone adhesive especially to silicone or silicone containing substrates
- Excellent bonding properties of the acrylic adhesive to a wide range of materials
- Very good handling performance in converting processes
- Great resistance to demanding environmental conditions
Application Fields
- Silicone foam lamination
- Silicone rubber mounting (rubber feet, phone case, keypad, gasket etc )
- Other critical surface mounting (PP. PE etc.)
| Backing material | PET |
|---|---|
| Color | transparent |
| Total thickness | 115 µm |
| Type of adhesive (easy release) | silicone |
| Type of adhesive (tight release) | tackified acrylic |
| Type of liner (easy release) | PET film |
| Type of liner (tight release) | coated paper |
| Elongation at break | 75 % |
|---|---|
| Tensile strength | 50 N/cm |
| Temperature resistance short term |
302 °F
150 °C |
| Static shear resistance at 23°C | very good |
| Adhesion to PC (tight-side, initial) |
3.71 lbs/in
6.5 N/cm |
|---|---|
| Adhesion to PC (tight-side, after 14 days) |
6.17 lbs/in
10.8 N/cm |
| Adhesion to PP (easy-side, after 14 days) |
4 lbs/in
7 N/cm |
| Adhesion to PP (tight-side, initial) |
1.37 lbs/in
2.4 N/cm |
| Adhesion to PP (easy-side, initial) |
2.74 lbs/in
4.8 N/cm |
| Adhesion to PP (tight-side, after 14 days) |
1.37 lbs/in
2.4 N/cm |
| Adhesion to Silicone (easy-side, after 14 days) |
5.42 lbs/in
9.5 N/cm |
| Adhesion to Silicone (easy-side, initial) |
3.6 lbs/in
6.3 N/cm |
| Adhesion to Steel (initial) |
3.94 lbs/in
6.9 N/cm |
| Adhesion to Steel (easy-side, initial) |
3.94 lbs/in
6.9 N/cm |
| Adhesion to Steel (easy-side, after 14 days) |
4.34 lbs/in
7.6 N/cm |
| Adhesion to Steel (tight-side, initial) |
3.65 lbs/in
6.4 N/cm |
| Adhesion to Steel (tight-side, after 14 days) |
5.31 lbs/in
9.3 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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Last updated on Apr 16, 2024