Abstract: The invention relates to an applicator for a folded adhesive tape (8) comprising an adhesive tape roll (6) with an adhesive tape (7) which comprises a bonding agent layer (30), an unwinding device for an end section of the adhesive tape (7) from the adhesive tape roll (6), a plasma source (20) having a process gas (22) enriched with reactive species, directed onto a reactive outer side (31) of the bonding agent layer (30) of the unwound end section of the adhesive tape (7), wherein the bonding agent layer (30) at least one substance folding device (10) for the adhesive tape (7), disposed downstream of the plasma source (20) in a running direction of the adhesive tape (7), for producing the folded adhesive tape (8).

Abstract: The invention relates to a method for producing an adhesive bond by means of an adhesive, wherein a composition containing at least a substance reactive in a radical polyreaction and a catalytically active substance is used as the adhesive, wherein at least one metal complex from the group of the metal phthalocyanines and/or from the group of the metal porphyrins is selected as the catalytically active substance, wherein a polyreaction of the reactive substance occurs, which polyreaction is initiated by the application of a plasma.

Abstract: Methods produce an adhesive tape, in which a fluoropolymer web and a cross-linked silicon-adhesive-mass web are supplied to a lamination gap in the same supply direction, and the cross-linked silicon-adhesive-mass web and the fluoropolymer web are laminated together with a respective first surface. The first surface of the fluoropolymer web and the first surface of the cross-linked silicon-adhesive-mass web are activated by a plasma, wherein the plasma continuously acts on the two first surfaces under atmospheric pressure, starting before the lamination gap until entering the lamination gap, and the two activated first surfaces are pressed onto one another in the lamination gap.

Abstract: Method for bonding by wrapping a medium which is capable of expanding transversely to a winding with an adhesive tape, in which: an adhesive tape is unrolled from an adhesive tape roll, the unrolled adhesive tape is provided on one side of a carrier film (1) with an adhesive cement layer (2) and on an opposite side with a separating agent layer (3), the separating agent layer (3) is subjected to a plasma treatment, the plasma-treated adhesive tape is wound around the medium which is capable of expanding transversely to a winding, so that at least a portion of the adhesive tape is bonded to a lower winding ply by the adhesive cement layer (2).

Abstract: Apparatus and method for the plasma treatment of surfaces with a first electrode and a second electrode, the apparatus and method comprises an alternating voltage source between the first and second electrodes, and an electrical field forming, at least between the first and second electrodes, an effective area, which is arranged in front of the first electrode and in which the surface to be treated can be positioned, wherein the second electrode is arranged closer to the effective area than the first electrode. The apparatus and method provides at least one process gas channel for at least one stream of process gas with at least one outlet at the first electrode, wherein the at least one outlet points in the direction of the effective area, the at least one stream of process gas impinges on the electrical field, the electrical field converts the at least one stream of process gas into a stream of plasma, and the stream of plasma impinges on the effective area.

Abstract: Method for manufacturing an adhesive film wherein one entire face of a fluoropolymer film is activated with a plasma, an adhesive silicone substance is immediately applied to the entire activated face, and the applied silicone substance is cross-linked.

Abstract: Methods produce an adhesive tape, in which a fluoropolymer web and a cross-linked silicon-adhesive-mass web are supplied to a lamination gap in the same supply direction, and the cross-linked silicon-adhesive-mass web and the fluoropolymer web are laminated together with a respective first surface. The first surface of the fluoropolymer web and the first surface of the cross-linked silicon-adhesive-mass web are activated by a plasma, wherein the plasma continuously acts on the two first surfaces under atmospheric pressure, starting before the lamination gap until entering the lamination gap, and the two activated first surfaces are pressed onto one another in the lamination gap.

Abstract: The invention relates to a method for bonding an adhesive layer (3) with a first joining part (4), in which a first surface (3a) of the adhesive layer (3) is applied to a first joining part surface (4a) and the first surface (3a) of the adhesive layer (3) and/or the first joining part surface (4a) is/are subjected to partial area pre-treatment, a separating force in pre-treated areas (6) between the first joining part surface (4a) and the first surface (3a) of the adhesive layer (3) is increased thereby, and on peeling of the adhesive layer (3) from the first joining part surface (4a), the adhesive layer (3) separates cohesively in pre-treated areas (6) and the first surface (3a) of the adhesive layer (3) separates adhesively from the first joining part surface (4a) is untreated areas (7).

Abstract: The invention relates to a method for attaching security features (8) to an adhesive tape (1), by introducing the security features (8) into a transfer layer (7) and applying the transfer layer (7) to a carrier film (6) to form a transfer tape (9) and pressing an outer side of the transfer layer (7) onto an end face (5) of a roll (4) of the adhesive tape (1) and adhering the transfer layer (7) on the roll end face (5) and peeling the carrier film (6) from the transfer layer (7), with the transfer layer (7) parting from the carrier film (6) and, with it, the security features (8) remaining on a side edge (11) of the adhesive tape (1).

Abstract: Method for bonding by wrapping a medium which is capable of expanding transversely to a winding with an adhesive tape, in which: an adhesive tape is unrolled from an adhesive tape roll, the unrolled adhesive tape is provided on one side of a carrier film (1) with an adhesive cement layer (2) and on an opposite side with a separating agent layer (3), the separating agent layer (3) is subjected to a plasma treatment, the plasma-treated adhesive tape is wound around the medium which is capable of expanding transversely to a winding, so that at least a portion of the adhesive tape is bonded to a lower winding ply by the adhesive cement layer (2).

Abstract: Method for producing an adhesive tape including the steps of providing an adhesive layer to at least one side of a liner or a carrier film and treating at least one filament and/or the adhesive layer with a plasma, and introducing the at least one filament into the adhesive layer.

Abstract: Method for bonding by wrapping a medium which expands transversely to a winding with an adhesive tape, in which: an adhesive tape is unrolled from an adhesive tape roll, the unrolled adhesive tape is provided on one side of a carrier film (1) with an adhesive cement layer (2) and on an opposite side partially with a separating agent layer (3), wherein the area covered by the separating agent layer (3) takes up not more than 50% of the total area of the carrier reverse side, wherein at least the surface of the side of the carrier film (1) which is furnished with a separating agent layer (3) is etched, the adhesive tape is wound around the medium which expands transversely to a winding, so that at least a portion of the adhesive tape is bonded to a lower winding ply by the adhesive cement layer (2).

Abstract: The invention relates to a method for reducing end face stickiness of a roll (1) of adhesive tape, by supplying a precursor (18) to a plasma stream (20), using the plasma stream (20) enriched with the precursor (18) to coat a carrier film (2) with a passivation coat (3) in a plasma process, placing a carrier film section (5) by its passivation-coated side onto an end face (4) of the roll (1) of adhesive tape, removing the carrier film section (5) and leaving at least part of the passivation coat (6) on the end face (4) and reducing its end face stickiness.

Abstract: A method for increasing the adhesion between the first surface of a first web-type material and a first surface of a second web-type material, the first web-type material and the second web-type material being supplied to a lamination nip continuously and with the same direction of the web. In said nip, the first surface of the first web-type material and of the second web-type material are laminated together and both first surfaces are treated with a plasma over the whole surface. The lamination nip is formed by a pressure roller and a counter-pressure roller and at least one of the surfaces of the rollers or both are equipped with a dielectric. The first web-type material comprises an adhesive compound layer arranged in the first web-type material such as to form the first surface of the first web-type material.

Abstract: A method for increasing the adhesion between the self-adhesive surface of a web-shaped material and a surface of a substrate, to which substrate the web-shaped material having the self-adhesive surface should be applied, wherein the web-shaped material is continuously fed to a laminating gap, in which the web-shaped material having the self-adhesive surface is laminated onto the surface of the substrate, the self-adhesive surface of the web-shaped material and the surface of the substrate are treated with a plasma over the entire area, and namely in such a way that the plasma is applied continuously to the two surfaces, starting from before the laminating gap into the laminating gap, the laminating gap being formed by a pressing element and the substrate and the surface of the pressing element being equipped with a dielectric.

Abstract: The invention relates to a method for producing an adhesive bond by means of an adhesive, wherein a composition containing at least a substance reactive in a radical polyreaction and a catalytically active substance is used as the adhesive, wherein at least one metal complex from the group of the metal phthalocyanines and/or from the group of the metal porphyrins is selected as the catalytically active substance, wherein a polyreaction of the reactive substance occurs, which polyreaction is initiated by the application of a plasma.

Abstract: Apparatus and method for the plasma treatment of surfaces with a first electrode and a second electrode, the apparatus and method comprises an alternating voltage source between the first and second electrodes, and an electrical field forming, at least between the first and second electrodes, an effective area, which is arranged in front of the first electrode and in which the surface to be treated can be positioned, wherein the second electrode is arranged closer to the effective area than the first electrode. The apparatus and method provides at least one process gas channel for at least one stream of process gas with at least one outlet at the first electrode, wherein the at least one outlet points in the direction of the effective area, the at least one stream of process gas impinges on the electrical field, the electrical field converts the at least one stream of process gas into a stream of plasma, and the stream of plasma impinges on the effective area.