Patent ID: 8794269

Claim:
An insertion tube suitable for the renovation of subterranean pipes, optionally subterranean sewer pipes, comprising an optionally nonconditioned multilayer film that is impermeable to liquids and that is at least to some extent permeable to UV radiation, comprising a layer sequence made of (a) a layer (a) comprised of at least one thermoplastic olefin homo- or copolymer, as one of the external layers, (b) an adhesive-promoter layer (b), (c) an internally situated layer (c) comprised of at least one homo- and/or copolyamide, (d) an adhesive-promoter layer (d), and (e) a layer (e) comprised of at least one homo- and/or copolyamide, as one of the external layers, in the form of a tubular film, wherein the VICAT softening point of the thermoplastic olefin homo- or copolymer of the layer (a) is at least 100° C.; as internally situated tube, and an externally situated single- or multilayer tubular film which is impermeable to liquids, and which reflects and/or absorbs UV radiation and/or short-wave, visible light, as externally situated tube, and a support material situated therebetween and saturated with a reactive synthetic resin.