Patents Assigned to Tesa
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Publication number: 20220072789Abstract: Methods for producing an adhesive filament from a pressure-sensitive adhesive, devices for carrying out the methods, adhesive filaments, adhesive rollers, and printed elements are provided. The methods comprise providing the pressure-sensitive adhesive; forming the pressure-sensitive adhesive to a material strand and treating at least a partial region of the surface of the material strand with a plasma stream.Type: ApplicationFiled: December 17, 2019Publication date: March 10, 2022Applicant: TESA SEInventors: Frank VIRUS, Michael SCHWERTFEGER, Manuel BENDEICH
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Patent number: 11260644Abstract: The invention relates to an applicator for die-cut parts (2), having a die-cut part strip (1) with a longitudinal direction (L) having a carrier layer (3) and an adhesive layer (4), where an outer contour of the die-cut parts (2) is punched through the carrier layer and adhesive layer (3, 4) down to predetertnined breaking points (18) and a die-cut part complement (19) protrudes beyond the die-cut parts (2) continuously laterally to a longitudinal direction (L), and a punch head (8) over which the die-cut part strip (1) runs, where the die-cut parts (2) running over the punch head (8) face away from the punch head (8) by their adhesive layer (4), and the die-cut parts (2) can be pressed by means of the punch head (8) onto a surface (11).Type: GrantFiled: June 28, 2019Date of Patent: March 1, 2022Assignee: tesa SEInventors: Hans-Peter Brandt, Matthias Seibert
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Patent number: 11261329Abstract: The present invention provides a tin-free, room temperature curable silicone elastomer composition, wherein the uncured composition is a putty.Type: GrantFiled: December 15, 2017Date of Patent: March 1, 2022Assignee: TESA SEInventors: Priti Ariscrisna, Tom Dowden, Jude Pullen, Mark Buckingham, Åsa Jerlhagen, Reya Shamsah, Paraskevi Christogianni, Julien Gautrot, Steve Westall, Khai Duong Quang Nguyen, Winnie Mac
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Patent number: 11261349Abstract: Adhesive tape having a carrier material comprising the following layers: a textile composed of fibers having a softening point greater than or equal to 200° C., and coated with fluoropolymers or silicone polymers, to the top side of which textile a first film composed of fluoropolymers is applied over the whole surface and to the bottom side of which textile a second film is applied over the whole surface, wherein a self-adhesive mass is applied to one side of the carrier material.Type: GrantFiled: July 14, 2016Date of Patent: March 1, 2022Assignee: tesa SEInventors: Stephan Bernt, Patrick Kerep
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Publication number: 20220056313Abstract: The present invention relates to an adhesive tape comprising at least one carrier that has a thickness of 20 to 250 ?m, preferably 50 to 150 ?m, and has at least one layer (i) based on preferably uncrosslinked thermoplastic polyurethane that has been produced by means of extrusion, wherein the polyurethane is based on aromatic polyisocyanate, such as aromatic diisocyanate in particular, or (ii) based on preferably uncrosslinked polyurethane that has been produced from a dispersion, wherein a pressure-sensitive adhesive layer is disposed on at least one side, preferably both sides, of the carrier. The invention also relates to processes for producing the adhesive tape and to the use thereof for bonding of components in electrical, electronic, optical or precision mechanical devices, such as, in particular, of windows or lenses in housings of precision mechanical, optical and/or electronic devices.Type: ApplicationFiled: August 17, 2021Publication date: February 24, 2022Applicant: TESA SEInventors: Franziska Czerwonatis, Franciska Lohmann
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Publication number: 20220049139Abstract: The invention relates to an adhesive film which comprises a layer of an adhesive that comprises one or more polymers and at least one peroxide, characterized in that the adhesive comprises at last 50% by weight of thermoplastic polymers that do not have C?C multiple bonds, in that at least one peroxide has the general structural formula R—O—O—R?, wherein R and R? each represent organyl groups or together represent a cyclic organyl group, and in that the peroxide in solution has a 1-minute half-life temperature of less than 200° C. In a preferred embodiment, the thermoplastic polymer is a polyurethane and the peroxide is a dicumyl peroxide.Type: ApplicationFiled: April 26, 2019Publication date: February 17, 2022Applicant: tesa SEInventors: Marco Kupsky, Thilo Dollase, Matthias Koop, Philipp Preuss
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Publication number: 20220049129Abstract: Adhesive tapes, especially for lengthwise jacketing of elongate items such as cable harnesses in motor vehicles and methods for producing and using said adhesive tapes are disclosed. Each adhesive tape comprises a carrier having a width BT based on the cross direction and at least one layer of adhesive applied on a bottom side of the carrier, wherein the adhesive layer bearing a second carrier, which has a lower width BSchutz than the width BT of the first carrier. The first carrier with the adhesive layer protrudes two-sidedly relative to the side edges of the second carrier, where the first protrusion has a width of BStart and the second protrusion has a width of BHülle. The first carrier is a woven fabric having a basis weight of 50 to 200 g/m2 and the second carrier is a textile carrier having a basis weight of 300 to 1000 g/m2.Type: ApplicationFiled: August 17, 2021Publication date: February 17, 2022Applicant: tesa SEInventor: Andreas SCHMIDLIN
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Publication number: 20220041902Abstract: Disclosed are powerful adhesive tapes, which rapidly coat rough and/or curved surfaces with different surface energies and thereby build up high adhesion. The adhesive joints formed in this way furthermore have good shear strength, even at elevated temperatures. Finally, enduring mechanical loading on the adhesive joints does not lead to the adhesive tape peeling from the surface. This is achieved with an adhesive tape comprising at least one foamed layer and at least one adhesive compound layer, wherein the adhesive compound layer contains at least one poly(meth)acrylate, and the poly(meth)acrylate is cross-linked with at least one covalent and at least one coordinative cross-linker.Type: ApplicationFiled: December 10, 2019Publication date: February 10, 2022Applicant: TESA SEInventors: Alexander PRENZEL, Ji LI, Julia BEFUSS
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Patent number: 11242469Abstract: The aim is to provide an adhesive tape that effectively protects an electronic construction from permeants, especially water, and that at the same time has good gap-filling qualities. To solve this problem an adhesive tape is proposed that has in the following order:—a carrier layer without barrier effect at least towards water and with a WVTR of at least 1 g/(m2*d) (38° C., 90% relative humidity, 50 ?m layer thickness); —a layer comprising at least one getter material capable of sorbing at least water; —a water barrier ply; and—a layer of pressure-sensitive adhesive, where the carrier layer bears an outward-facing release layer and/or the layer of pressure-sensitive adhesive is lined with a release liner which has a release layer lying on the layer of pressure-sensitive adhesive.Type: GrantFiled: July 17, 2017Date of Patent: February 8, 2022Assignee: TESA SEInventors: Christian Schuh, Thorsten Krawinkel
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Publication number: 20220025221Abstract: The invention relates to a thermally curable adhesive film comprising at least one layer of an adhesive comprising at least one epoxy-functionalized (co)polymer (A) having a weight-average molar mass in the range from 5000 g/mol to 5 000 000 g/mol and/or at least one epoxy-containing compound (B) different from the (co)polymer (A); at least one free-radical former (C); and at least one photoacid former (D). The invention further relates to a bond comprising two substrates that are bonded by the adhesive film or the adhesive of the present invention, and to a method of joining two substrates using the adhesive film or the adhesive of the present invention.Type: ApplicationFiled: September 20, 2019Publication date: January 27, 2022Applicant: TESA SEInventor: Marco KUPSKY
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Publication number: 20220010177Abstract: Packaged viscoelastic polymer substances and methods for the production of the packaged viscoelastic polymer substances are provided. The packaged viscoelastic polymer substances are further processable under the influence of heat and shear.Type: ApplicationFiled: November 13, 2019Publication date: January 13, 2022Applicant: tesa SEInventors: Klaus MASSOW, Volker LASS, Kay BRANDES
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Publication number: 20220010079Abstract: Packaged viscoelastic polymer substances and methods for the production of the packaged viscoelastic polymer substances are provided. The packaged viscoelastic polymer substances are further processable under the influence of heat and shear.Type: ApplicationFiled: November 13, 2019Publication date: January 13, 2022Applicant: tesa SEInventors: Klaus MASSOW, Volker LASS, Kay BRANDES
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Publication number: 20210403767Abstract: A reactive PSA film that includes: (a) a polymeric film former matrix; (b) one or more reactive components; and (c) a reagent selected from an initiator, a curing agent and an activator. The component (b) is present at a mass fraction of 30%, as based on the sum of (a), (b) and (c). Further, ?50 wt % of the polymer film former matrix is a crystallizable polymer which: (i) exhibits a crystallization enthalpy of <1 J/g in a DSC measurement on cooling at 10 K/min from at least 30K above a peak temperature of the melting peak of the matrix and ?100° C.; and (ii) exhibits a crystallite fusion enthalpy of ?15 mJ/mg in its pure state in a first heating curve of a DSC measurement at 10 K/min and after storage for ? one month from 15 to 25° C. and relative humidity from 30 to 70%.Type: ApplicationFiled: June 29, 2021Publication date: December 30, 2021Applicant: tesa SEInventors: Klaus Keite-Telgenbüscher, Frank Hannemann, Claudia Moehrke, Stefan Kramp
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Patent number: 11208581Abstract: Thermally vulcanisable, meltable adhesives and processes have a meltable polybutadiene-polyurethane, ground sulphur and optionally at least one vulcanisation accelerator, at least one filling material, at least one epoxide resin, at least one tackifier resin, bitumen, at least one softener and further auxiliary and additive materials, wherein said adhesives and processes can be thermally vulcanised within a temperature range of 130° C. to 230° C., such that same, as well as an adhesive strip produced from same, can be used for adhesion and/or sealing in the automotive industry, as well as in structural work on oiled sheet metal, and in the painting line on e-coated or otherwise painted sheet metal, for example, for crimp fold adhesion, for crimp fold sealing, for seam sealing, for lining adhesion, for hole closure and much more.Type: GrantFiled: September 12, 2017Date of Patent: December 28, 2021Assignee: TESA SEInventors: Sebastian Dietze, Kim Elsenbach, Frank Hannemann, Björn Zeysing, Uwe Schümann, Matthias Seibert, Katja Meyer, Bernd Dietz, Jasmin Flucke, Amy Kaus
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Patent number: 11204229Abstract: An articulating probe head for a measuring system comprising cooling elements. The cooling elements are modulated in response to the temperature of or the power dissipated in the probe head such that its temperature remains stable during operation.Type: GrantFiled: February 20, 2020Date of Patent: December 21, 2021Assignee: TESA SAInventors: Dikran Antreasyan, Laurent Demierre
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Patent number: 11193046Abstract: The present invention relates to a flexible, pressure-sensitively adhesive sheetlike structure for improved structural bonding, more particularly for clearance compensation, of diverse materials, such as metal, wood, glass and/or plastic, for example.Type: GrantFiled: August 19, 2016Date of Patent: December 7, 2021Assignee: TESA SEInventors: Christian Schuh, Yvonne Querdel, Olga Kirpicenok
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Publication number: 20210355350Abstract: A pressure sensitive adhesive polymer electrolyte having a peel adhesion by test A of more than 1 N/cm and an ionic conductivity by test B of more than 10?6 (ohm*cm)?1, prepared by polymerizing: 5-60 wt % of acrylate monomer from the group of the (meth)acrylic esters having 4-15 carbon atoms, which as a homopolymer would have a Tg by test C of less than ?30° C., 10-80 wt % of acrylate monomer from the group of the (meth)acrylic esters having 4-25 carbon atoms and containing at least one heteroatom, which as a homopolymer would have a Tg by test C of less than 100° C., 0.05-10 wt % of initiator, 2-13 wt % of conducting salt, optionally plasticizer, and optionally solvent, which after the polymerization is typically removed at least partly, where optionally one or more of the components are added at least proportionally only during or after the polymerization.Type: ApplicationFiled: May 12, 2021Publication date: November 18, 2021Applicant: tesa SEInventor: Daniel KLIER
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Patent number: 11161709Abstract: An adhesive tape applicator with a holder for a roll of adhesive tape and at least one handle and an applicator head arranged so that it is in a fixed position relative to the handle, wherein a deflector edge unit is arranged in particular so that it can move relative to the applicator head.Type: GrantFiled: June 3, 2019Date of Patent: November 2, 2021Assignee: tesa SEInventors: Thomas Gerdsmann, Tristan Wienzek
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Patent number: 11148407Abstract: Methods produce a folded connection, sealed by means of an adhesive composition and by means of first and second sheetlike elements, wherein a flange of the first sheetlike element, having a first surface (11) and a second surface (12), is taken back over a flange of the second sheetlike element. The methods apply at least one layer of an adhesive composition to the flange of the first sheetlike element, bead the flange of the first sheetlike element around the flange of the second sheetlike element, and apply the adhesive composition to both the first and second surfaces of the flange of the first sheetlike element.Type: GrantFiled: October 16, 2017Date of Patent: October 19, 2021Assignee: TESA SEInventors: Klaus Keite-Telgenbüscher, Christian Schuh
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Publication number: 20210317345Abstract: Pressure-sensitive adhesives based on acrylonitrile-butadiene rubbers having good shock-resistance combined with easy removability of the adhesives from the substrate shall be provided. This is solved by a pressure-sensitive adhesive which comprises at least one acrylonitrile-butadiene rubber; and at least one tackifier resin, and is characterized in that the acrylonitrile content of the acrylonitrile rubber is less than 30 wt %; the pressure-sensitive adhesive comprises at least one rosin resin as tackifier resin; and the entirety of all tackifier resins has an acid number of 6-150. The pressure-sensitive adhesive can be used for bonding parts in mobile electronic devices.Type: ApplicationFiled: April 9, 2021Publication date: October 14, 2021Applicant: tesa SEInventors: Yanjie REN, Sarah BAMBERG, Thorsten KRAWINKEL
