tesa® 4942

140µm double sided transparent filmic tape

Product description

tesa® 4942 is a double sided self-adhesive tape consisting of a transparent PET backing and a tackified acrylic adhesive.

tesa® 4942 features esp.
• Thickness: 140µm
• High bonding strength and shear resistance
• Very good handling performance in converting processes
• Excellent resistance to demanding environmental conditions

Application Fields

• Lens mounting in mobile phones
• Antenna mounting

Product Construction

Type of adhesive tackified acrylic
Type of liner glassine
Colour of liner brown
Weight of liner 82 g/m²
Total thickness 140 µm
Thickness of liner 71 µm
Backing material PET film
Color transparent

Properties / Performance Values

Elongation at break 50 %
Static shear resistance at 23°C good
Humidity resistance very good
Tack medium
Tensile strength 20 N/cm
Ageing resistance (UV) very good
Temperature resistance long term 100 °C
Temperature resistance short term 200 °C

Adhesion to Values

Adhesion to Steel (initial) 11.8 N/cm
Adhesion to PE (initial) 5 N/cm
Adhesion to PC (after 14 days) 12.1 N/cm
Adhesion to ABS (initial) 8.9 N/cm
Adhesion to ABS (after 14 days) 9.8 N/cm
Adhesion to PC (initial) 10.8 N/cm
Adhesion to PE (after 14 days) 5.6 N/cm
Adhesion to Steel (after 14 days) 13 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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