| 摘要 |
An adhesive for an adhesive film strip, comprising a mixture of an acid-modified or acid anhydride-modified vinylaromatic block copolymer, a metal chelate of the following formula: (R<SUB>1</SUB>O)<SUB>n </SUB>M (XR<SUB>2</SUB>Y)<SUB>m</SUB>, where M is a metal from main group 2, 3, 4 or 5 or a transition metal; R<SUB>1 </SUB>is an alkyl or aryl group; n is zero or a greater whole number; X and Y are oxygen or nitrogen, and may each also be attached through a double bond to R<SUB>2</SUB>; R<SUB>2 </SUB>is an alkylene group connecting X and Y and may be branched, or else may contain oxygen or other heteroatoms in the chain; m is a whole number, but at least 1; and a tackifier resin, the adhesive film strip being detachable by extensive stretching in the direction of the bondline. |
