19 million blister covers are manufactured every year from recycled plastic at the tesa plant in Offenburg; they come in various sizes and shapes for around 350 different types of articles.
Numerous experiments had to be conducted to develop the custom material blend made from post-consumer recycled (PCR) materials. After all, not all PCR materials are the same –the team tested various plastic recyclates with varying proportions of processed material from consumer plastic waste and bottle flakes to achieve the greatest possible colorlessness.