69604 [Master PI]
[Master PI]
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Product description
tesa® 69604 is a highly transparent UV-curable transfer tape produced under controlled clean room conditions and designed for optically clear lamination.
Special features:
- High transmittance and low haze
- Superb gap filling performance
- Excellent temperature, humidity and UV resistance
- Excellent ITO stability (acid free)
- Excellent suppression of delay bubbles even in harsh environments
- Very high bonding strength
- Smooth and easy liner removal
Main applications
- Optically clear lamination between rigid/rigid or flex/rigid substrates
- Bonding of displays with high ink steps to cover glas or touch panel
Technical properties
Backing material
none
Color
transparent
Total thickness
100 µm
Type of adhesive
pure acrylic
Type of liner
PET
Colour of liner
transparent
Thickness of liner (easy release)
50 µm
Thickness of liner (tight release)
125 µm
Transmittance (380 - 780nm) >
99 %
Haze <
0.5 %
Refractive index
1.48
Adhesion properties
Adhesion to Glass (initial)
12.2 N/cm
Adhesion to PC (initial)
15.1 N/cm
Adhesion to PET (initial)
9.4 N/cm
Adhesion to PMMA (initial)
13.2 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.