Tesa SE

Pressure-sensitive adhesives (PSAs) and tapes comprising said PSAs are provided. The PSAs comprise at least one poly(meth)acrylate and at least 40% by volume, based on a total volume of the pressure-sensitive adhesive, of a mixture of at least two fillers. The mixture of at least two fillers comprises at least one filler Fi sph comprising or consisting of essentially spherical particles and the PSAs may conduct heat and/or provide electrical resistivity for electronic device or component applications.

wherein the prismatic battery module include a plurality of cells, structural parts, and adhesive tapes. The plurality of cells is arranged side by side, wherein, on each cell of the cells, the adhesive tape is continuously bound onto one main surface and two adjacent side surfaces of the cell and also bound onto another one main surface of a cell, which is located at the end of the plurality of cells arranged side by side. As a result, the adhesive tape is bound onto all around the plurality of cells arranged side by side and the plurality of cells is bound with each other by the adhesive tape respectively bound onto one main surface of each of the cells such that the prismatic battery modules achieve at least one of easy assembly, good heat dissipation, and good vibration resistance.

An adhesive comprising a getter material and optionally a solvent comprising a catalyst activatable by means of an external stimulus for the reaction of the getter material with a permeate can tolerate brief contact with permeates such as moisture in particular before user application, without any significant impairment of getter capacity.

Crosslinkable adhesive compound comprising at least a first base polymer component having functional groups suitable for covalent crosslinking and for coordinative crosslinking, and comprising at least one covalent crosslinker and at least one coordinative crosslinker, wherein the coordinative crosslinker is present in molar excess in relation to the covalent crosslinker.

A pressure-sensitive adhesive tape comprising or consisting of a radiation-activatable polymerizable composition comprising or consisting of: A 5 to 60 parts by weight of at least one film former component; B 40 to 95 parts by weight of at least one epoxy component; C 0.1 to 10 parts by weight of at least one photoinitiator, and D optionally 0.1 to 200 parts by weight of at least one additive, based in each case on the radiation-activatable polymerizable composition, where the parts by weight of components A and B add up to 100, wherein the film former component A comprises or consists of at least one polyurethane polymer and method of joining two components with the pressure-sensitive adhesive tape.

Lithium-ion battery electrode assemblies and methods are provided that comprise a winding structure, an immersion failure tape, and a can from the inside to the outside, wherein the winding structure is obtained by winding a layer structure. The layer structure comprises the following components from the inside to the outside: a 1 ) a first separator layer; a 2 ) a first electrode layer; a 3 ) a second separator layer; a 4 ) an expansion tape layer; and a 5 ) a second electrode layer. The first and second electrode layers are different and are respectively selected from the group consisting of cathode layer and anode layer such that the electrode assemblies exhibit at least one of low impedance and good vibration resistance.

An applicator for die-cut parts, having a die-cut part strip with die-cut parts applied along a retaining belt, said parts having a carrier layer and an adhesive layer, the carrier layer being disposed between the retaining belt and the adhesive layer, and a punch head over which the die-cut part strip runs, where the die-cut parts running over the punch head face away from the punch head by their adhesive layer, and the die-cut parts can be pressed by means of the punch onto a surface.

The invention relates to an adhesive strip which can be detached substantially on the adhesion plane in a residue-free and nondestructive manner by stretching, said strip consisting of one or more adhesive material layers and optionally one or more intermediate carrier layers, at least one of the adhesive materials layers containing at least one filler, the primary particles of which can be individually separated, wherein the primary particles (i) are substantially spherical and (ii) have an average diameter d(0.5) of less than 10 μm, and the ratio of the average diameter d(0.5) of the primary particles to the thickness of the adhesive material layer in which the primary particles are contained is less than 1:2. The invention also relates to the production and use of said adhesive strip.

A tape assembly for masking an object to be painted and method of use is provided. The tape assembly is defined by a tape body having an anterior side, a posterior side, a body first edge, and an opposing body second edge. The tape body includes a first portion including a first substrate having a first adhesive layer on a posterior side of the first substrate, a second portion including a second substrate having a second adhesive layer on an anterior side of the second substrate, and a third portion including a third substrate having a third adhesive layer on a posterior side of the third substrate. The first and third portions partially overlap with the second portion in opposing first and second overlapping regions, respectively.

The intention is to provide an adhesive system which is stable in storage and which when used permits precise positioning of the adhesive, and which can be crosslinked without exceeding moderate temperatures. The said system is moreover intended to provide strong adhesive bonds that attain high performance levels. This is achieved via a kit containing at least two pressure-sensitive adhesive layers A and B, where the two pressure-sensitive adhesive layers A and B mutually independently respectively comprise at least one polymer containing a multiplicity of carboxy groups; in the pressure-sensitive adhesive layer A a portion of the carboxy groups of the polymer containing these has been activated by reaction with an activator AA; and—the pressure-sensitive adhesive layer A—at least one crosslinking agent V A which can enter into a crosslinking reaction with the carboxy groups of the polymer containing these of the pressure-sensitive adhesive layers A and B, but which in the pressure-sensitive adhesive layer A is not significantly reactive; —the pressure-sensitive adhesive layer B—at least one crosslinking agent V B which can accelerate the crosslinking reaction of the carboxy groups of the polymer containing these of the pressure-sensitive adhesive layer B with the crosslinking agent V A and which can permit and accelerate the crosslinking reaction of the carboxy groups of the polymer containing these of the pressure-sensitive adhesive layer A with the crosslinking agent V A and can enter into a crosslinking reaction with the activated carboxy groups of the polymer containing these of the pressure-sensitive adhesive layer A. The invention moreover also relates to an adhesive tape which is obtainable via contact between the pressure-sensitive adhesive layers of the kit, and to a process for producing said adhesive tape.