| 摘要 |
A redetachable self-adhesive device a) whose reverse face is bonded with a strip of a double-sidedly adhering adhesive sheet in such a way that one end of the adhesive sheet projects beyond the device as a grip tab, b) the adhesive sheet is such that the bond made with it is redetachable by stretching pulling on the grip tab of the strip in the direction of the bond plane, wherein c) on its reverse face (2) the device (1), in the region (3A, 3B) situated against the grip tab (6) of the adhesive sheet strip (5) or and also partly against the free adhesive composition, has an average roughness Ra of 0.4-25 mum.
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