| 摘要 |
<p>The invention relates to a label comprising a substrate having a face side and a rear side, and an adhesive layer arranged on the rear side of the substrate, the adhesive layer being non-tacky but activatable to become tacky. The adhesive layer comprises a polyurethane composition which is reversibly changeable from the non-tacky state to the tacky state. The invention also relates to a method for attaching the label to an item.</p> |
