| 摘要 |
<p>A fixing liner, made up of a textile liner web (1), which is coated on one side with double-layer adhesive mass points, which are made up of lower points, facing the liner web, and upper points (2, 3); arranged on top of them, the lower points (2) being made up of a powdery mixture of 25 to 90% by weight of an epoxide resin having an epoxide equivalent weight of 500 to 4000 mVal/kg, 10 to 75% by weight of an acid terminated polyamide, a polyester, a polyurethane and/or a vinyl copolymer having carboxyl, anhydro, hydroxy, and/or amido side groups and having a melt flow index (MFI) of 40 to 120 g/10 min measured at 160° C. and 2.16 kg, and 0 to 20% by weight of a hardener as well as the auxiliary and filler materials that are customarily used to produce a paste, the upper points (3) being composed of acid-terminated polyamides and/or copolyesters, and the weight ratio of the masses, obtained in the lower and upper points (2, 3), being 1:0.5 to 1:5.</p> |
