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Why Is Ink the Better Finger?

Why does glue or adhesive tape stick? How do we test tack? Everything about the finger test, ink test, and the surface energy in gluing.

It's a tape world

Creating a tape that fulfills the requirements of demanding applications is a complex task. Here you can find out more about the basics of tape technology, about adhesion and cohesion, about materials and surface energy, about the way tapes work.

Truly innovative: tesa's technology makes smartphone batteries replaceable

Since 2014, 1.5 billion smartphones have been equipped with an innovative adhesive technology developed by tesa: It allows the replacement of the battery. For this revolutionary development, in 2020, tesa Bond & Detach was declared the public favorite and awarded the title of 'Innovator of the Year' in Germany.

Viscoelastic tapes and other solutions for the automotive industry

For more than 90 years, tesa has been collaborating with its partners in the automotive industry to develop custom-made mounting solutions for a wide variety of vehicle applications. With its worldwide production sites and Customer Solution Centers, the company comprehensively supports car manufacturers in optimizing their products and processes and in meeting the highest quality standards.

What's the Deal with Peel (Peel Adhesion, that is)?

Talking about pressure sensitive adhesive tapes it is not all about adhesion, cohesion and tack. You need to know more to find the perfect tape for your specific purpose. To be precise, there are three more things: tensile strength, shear resistance, and peel adhesion.