An adhesive tape has been granted a patent. The tape includes a nonwoven fibrous support comprising felt and/or needlebonded fabric. The support has a thickness of 0.3 to 1 mm and a surface mass of fibers of 70-120 gpsm. A layer of adhesive covers one face of the support. A polyethylene- and/or polyester-based powder is applied to the adhesive face of the support. The fibers are immersed 10 μm to 0.5 mm in the adhesive and the tape is rolled up with direct contact between the adhesive and the support.