| 摘要 |
<p>Multilayer film in the form of a tubular film, comprises at least one layer comprising at least one homo- and/or copolyamide, which is present as one of outer layers, at least one adhesion promoter layer, and at least one further layer which is present as one of the outer layers. The adhesion promoter layer and/or the further layer comprise at least one ethylene-(meth)acrylate copolymer present in optionally functionalized form. An independent claim is also included for a liner hose for trenchless sewer rehabilitation, comprising an external tubular film which is liquid-tight, reflects and/or absorbs UV radiation and/or short-wavelength visible light, and is opaque or at least contact transparent, an inner above multilayer film, and a carrier material which is arranged between the external tubular film and the inner multilayer film, and is impregnated with a reactive synthetic resin.</p> |
