DE2131256A1 - Joining objects with two-components adhesives - by placing the components separately onto the two objects - Google Patents
Joining objects with two-components adhesives - by placing the components separately onto the two objectsInfo
- Publication number
- DE2131256A1 DE2131256A1 DE19712131256 DE2131256A DE2131256A1 DE 2131256 A1 DE2131256 A1 DE 2131256A1 DE 19712131256 DE19712131256 DE 19712131256 DE 2131256 A DE2131256 A DE 2131256A DE 2131256 A1 DE2131256 A1 DE 2131256A1
- Authority
- DE
- Germany
- Prior art keywords
- components
- objects
- adhesive
- workpieces
- component
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J5/00—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers
- C09J5/04—Adhesive processes in general; Adhesive processes not provided for elsewhere, e.g. relating to primers involving separate application of adhesive ingredients to the different surfaces to be joined
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/4805—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the type of adhesives
- B29C65/483—Reactive adhesives, e.g. chemically curing adhesives
- B29C65/485—Multi-component adhesives, i.e. chemically curing as a result of the mixing of said multi-components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
- B29C65/08—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure using ultrasonic vibrations
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Adhesives Or Adhesive Processes (AREA)
Abstract
Description
Verfahren zum Verbinden zweier Werkstücke Die Erfindung betrifft ein Verfahren zum Verbinden zweier Werkstücke mittels eines aushärtbaren Zweikomponentenklebers. Method for joining two workpieces The invention relates to a method for joining two workpieces by means of a hardenable two-component adhesive.
Bei der bekannten Zweikomponentenverklebung werden die beiden Komponenten des Klebers ("Binder und Härter") miteinander vermischt, auf eine oder beide der zu verbindenen Werkstücke aufgetragen und die Werkstücke zusammengebracht, worauf die Verbindung nach Aushärtuna des Klebers zustandekommt. Nachteilig ist bei dieser bekannten Verklebung, daß die beiden Komponenten vor dem Auftrag auf die lnterkstficke in bestimmten Mengenverhältnis vermischt werden messen, was zu Mischfehlern und Fehlverkiebungen ffihren kann. in weiterer angel besteht darin, daß die vermischten Komponenten nur eine begrenzte "Topfzeit" haben, innerhalb welcher sie verarbeitet werden müssen. Eine nicht verarbeitete Restmenge härtet aus und ist unbrauchbar.With the known two-component bonding, the two components are of the adhesive ("binder and hardener") mixed together on one or both of the Applied to connected workpieces and brought the workpieces together, whereupon the connection is made after the adhesive has hardened. This is a disadvantage known bonding that the two components are applied to the linterkstficke before application to be mixed in certain proportions measure, which leads to mixing errors and Can lead to misalignments. Another angel is that the mingled Components only limited Have "pot life" within which they need to be processed. Any remaining amount that has not been processed will harden and is useless.
Aufgabe der Erfindung ist es, eine Zueikomponentenverklebung ohne vorherige Vermischung der Komponenten durchzuführen.The object of the invention is to provide a glue component bond without carry out prior mixing of the components.
Die Aufgabe wird erfindungsgemäß dadurch gelöst, daß eine bestimmte Menge der einen Kleberkomponente auf das eine Werkstück und eine bestimmte Menge der anderen Kleberkomponente auf das andere Werkstück aufgebracht- wird, und daß die Vermischung der beiden Kleberkomponenten durch die gegenseitige Kontaktierung der mit den Komponenten beschichteten Werkstücke vorgenommen wird.The object is achieved in that a certain Amount of one adhesive component on one workpiece and a certain amount the other adhesive component is applied to the other workpiece, and that the mixing of the two adhesive components due to the mutual contact of the workpieces coated with the components.
Bei einer bevorzugten Ausführungsform des erfindungsgemäßen Verfahrens wird die Klebeschicht zwischen den Werkstücken nach deren Kontaktierung mit Ultraschall bestrahlt. Hierdurch kann bereits nach einer Bestrahlung von einigen Sekunden eine ausreichende Abbindung der Klebestelle erreicht werden.In a preferred embodiment of the method according to the invention becomes the adhesive layer between the workpieces after their contact with ultrasound irradiated. This means that after just a few seconds of irradiation, a sufficient setting of the glue point can be achieved.
Von weiterem Vorteil ist es, die miteinander zu verbindenen Werkstücke zu erwärmen. Die Ijrwärmung macht die Kleberkomponenten dünnflüssiger und begünstigt damit die gegenseitige Vermischung. Außerdem beschleunigt die Erwärmung auch die Aushärtung des Klebers.Another advantage is that the workpieces to be joined together to warm up. The Ijrwärmung makes the adhesive components thinner and favors thus the mutual mixing. In addition, the heating also accelerates the Hardening of the glue.
Die nachstehende Beschreibung bevorzugter Ausführungsformen der Erfindung dient im Zusammenhang mit einigen Beispielen der weiteren Erläuterung Es wurde gefunden, daß eine Zweikomponentenverklebung auch ohne vorherige Vermischung der beiden Kleberkomponenten durchführbar ist. So genügt es in bestimmten Fällen beispielsweise, die Klebefläche des einen Werkstückes mit der einen Kleberkomponente und die Klebefläche des anderen Werkstückes mit der anderen Kleberkomponente zu beschichten, wobei die beiden Komponenten möglichst dünnflüssig sein sollen. Durch Inberührungbringen der beiden beschichteten Klebe flächen erfolgt bereits aufgrund von Diffusionsvorgangen, z. B. im Verlauf einiger Stunden, eine derartige Durchdringung der beiden Komponenten, daß eine befriedigende Aushärtung eintritt. Die Durchdringung der beiden Komponenten kann durch leichtes Zusammenpressen und/oder Bewegen der Werkstücke an ihrer Klebefläche relativ zueinander verbessert werden. Insbesondere kommt eine relative~Dreh- oder Taumelbewegung der Werkstücke in Frage. Die Abbindung erfolgt innerhalb weniger Minuten.The following description of preferred embodiments of the invention serves for further explanation in connection with some examples It it has been found that a two-component bond can also be used without prior mixing of the two adhesive components is feasible. So it is sufficient in certain cases for example, the adhesive surface of one workpiece with one adhesive component and the adhesive surface of the other workpiece with the other adhesive component to coat, whereby the two components should be as thin as possible. By Bringing the two coated adhesive surfaces into contact is already due to of diffusion processes, e.g. B. in the course of a few hours, such a penetration of the two components that a satisfactory curing occurs. The penetration the two components can be easily pressed together and / or moved Workpieces can be improved relative to one another on their adhesive surface. In particular a relative ~ rotating or tumbling movement of the workpieces comes into question. The binding takes place within a few minutes.
Die Qualität der Klebung und die Abbindezeit wird weiterhin günstig beeinflußt, wenn die zu verbindenen Werkstücke vor dem Aufbringen der Kleberkomponenten oder nach dem Zusammenfügen erwärmt werden, wobei die Temperaturen von der Beschaffenheit der Werkstücke und des verwendeten Klebers abhängen. In Frage kommen beispielsweise Temperaturen zwischen etwa 50 und 900 C.The quality of the bond and the setting time will continue to be favorable affects when the workpieces to be joined before the application of the adhesive components or heated after joining, the temperatures depending on the nature depend on the workpieces and the adhesive used. For example Temperatures between about 50 and 900 C.
Uberraschend gute Erfolge erreicht man erfindungsgemäß, wenn die Klebeschicht zwischen den miteinander in Kontakt gebrachten Werkstücken mit Ultraschall bestrahlt wird, wobei Je nach Größe der Klebefläche einige bis mehrere Sekunden Bestrahlzeit ausreichen. Offenbar wird durch die Einwirkung des Ultraschalls die molekulare Durchdringung der beiden Komponenten besonders gefördert.Surprisingly good results are achieved according to the invention when the adhesive layer irradiated with ultrasound between the workpieces brought into contact with one another depending on the size of the adhesive surface, irradiation time from a few to several seconds sufficient. The molecular penetration becomes apparent through the action of the ultrasound of the two components are particularly encouraged.
Das Mengenverhältnis der auf die Werkstücke aufzubringenden Kleberkomponenten kann je nach Art des benutzen Klebers variieren. Vorteilhaft ist ein Mengenverhältnis nach Volumenteilen von 1:1, weil hierdurch die Auftragung der Kleberkomponenten auf die Werkstückflächen besonders einfach wird.The quantity ratio of the adhesive components to be applied to the workpieces may vary depending on the type of glue used. A quantitative ratio is advantageous according to parts by volume of 1: 1, because this means that the adhesive components are applied is particularly easy on the workpiece surfaces.
Das Auftragen der Komponenten kann z. B. durch Aufwalzen oder mittels eines Stempels erfolgen.The application of the components can, for. B. by rolling or by means of a stamp.
Für die Durchführung des erfindungsgemaßen Verfahrens eignen sich praktisch alle handelsüblichen, aus Binder und Härter bestehenden Zweikomponentenkleber. Insbesondere sind diejenigen Kleber geeignet, welche als Binder ein Expoxiharz und als Härter ein Polyamidharz enthalten. In der Regel sind diese Kleber zähflüssige Massen.Suitable for carrying out the method according to the invention practically all commercially available two-component adhesives consisting of binder and hardener. In particular, those adhesives are suitable which use an epoxy resin as a binder and contain a polyamide resin as hardener. Usually these adhesives are viscous Crowds.
Die nachstehend angegebenen Beispiele beziehen sich auf die Verklebung eines Ferritmagneten mit einem Spulengehäuse aus duroplastischem Werkstoff. Die Klebefläche betragt an beiden 2 Werkstücken etwa 1 cm . Die Klebeflächen sind unvorbehandelt.The examples given below relate to bonding a ferrite magnet with a coil housing made of thermoset material. the The adhesive area is about 1 cm on both 2 workpieces. The adhesive surfaces are untreated.
Die nachstehend angegebenen Festigkeitswerte lassen sich durch Vorbehandeln der Klebeflächen, z. B. Sandbestrahlen, noch verbessern. Die Kleberkomponenten werden jeweils mit einer Schichtdicke von etwa 0,05 mm aufgebracht. Der verwendete Kleber umfaßt als Binder ein Kondensationsprodukt aus Bisphenol-A mit Epichlorhydrin und als Härter ein .Kondensationsprodukt aus monomeren Fettsäuren mit Aminogruppen-haltigen, organischen Verbindungen.The strength values given below can be pre-treated the adhesive surfaces, e.g. B. sandblasting, still improve. The adhesive components are each applied with a layer thickness of about 0.05 mm. The glue used comprises as a binder a condensation product of bisphenol-A with epichlorohydrin and as a hardener, a condensation product of monomeric fatty acids with amino groups, organic compounds.
Beispiel I: Der Binder des Klebers wird auf die Klebefläche des Ferritmagneten und der Härter auf die Klebefläche am Spulengehäuse aufgebracht. Beide Komponenten sind verhältnimäßig dünnflüßig, was z. B. durch Erwärmen der Komponenten vor dem Auftragen noch gesteigert werden kann. Die beiden Werkstücke werden ohne besondere DruckausUbung aufeinandergesetzt.Example I: The binder of the adhesive is on the adhesive surface of the ferrite magnet and the hardener is applied to the adhesive surface on the bobbin case. Both components are relatively thin, what z. B. by heating the components before Application can be increased. The two workpieces are made without special Pressure exertion on top of each other.
Nach einer Aushärtung von sechs Stunden ergibt sich eine Zugfestigkeit der miteinander verklebten Werkstücke von etwa 50 kg/cm².A tensile strength results after curing for six hours of the workpieces glued together of about 50 kg / cm².
Beispiel II: Man verfährt wie in Beispiel I, erwärmt jedoch den Ferritmagneten und das Spulengehäuse vor demKlebstoffauftrag auf ca. Zimmertemperatur.Example II: The procedure is as in Example I, but the ferrite magnet is heated and the bobbin case to about room temperature before the adhesive is applied.
Nach einer Aushärtung von ca. einer halben Stunde wird eine Zugfestigüng von etwa 100 kg/cm² gemessen.After hardening for about half an hour, tensile strength is achieved measured at about 100 kg / cm².
Beispiel III: Man verfährt wie in Beispiel II, dreht jedoch den Ferritmagnetkern auf dem Spulengehäuse, ohne die Lage der Klebstelle zu verändern, mehrmals hin und her. Nach einer Aushärtzeit von etwa einer halben Stunde wird eine Zugfestigkeit von 180 kg/cm² gemessen.Example III: The procedure is as in Example II, but the ferrite magnetic core is rotated back and forth several times on the bobbin case without changing the position of the splice here. After a curing time of about half an hour, a tensile strength is achieved measured at 180 kg / cm².
Beispiel IV: Man verfährt wie in Beispiel II. Nach dem Aufsetzen des erwärmten und mit dem Binder beschichteten Ferritmagnetkerns auf das ebenfalls erwärmte, mit dem Härter beschichtete Spulengehäuse, wird die Klebeschicht fünf Sekunden lang mit Ultraschall bestrahlt. Nach einer Aushärtzeit von etwa einer Minute wird eine Zugfestigkeit von ca. 260 kg/cm² gemessen.Example IV: The procedure is as in Example II. After the warmed up and with the binder coated ferrite magnetic core on the also heated, with the hardener coated bobbin case, the adhesive layer will last five seconds irradiated with ultrasound. After a curing time of about one minute, a Tensile strength of approx. 260 kg / cm² measured.
Durch Verwendung anderer Zweikomponentenkleber, höherer Erwärmungstemperaturen und/0 der größerer Ultraschallintensitäten ist es möglich, die Abbindzeiten bis auf wenige Sekunden zu verringern.By using other two-component adhesives, higher heating temperatures and / 0 of the greater ultrasound intensities it is possible to reduce the setting times up to to be reduced to a few seconds.
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712131256 DE2131256A1 (en) | 1971-06-24 | 1971-06-24 | Joining objects with two-components adhesives - by placing the components separately onto the two objects |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19712131256 DE2131256A1 (en) | 1971-06-24 | 1971-06-24 | Joining objects with two-components adhesives - by placing the components separately onto the two objects |
Publications (1)
Publication Number | Publication Date |
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DE2131256A1 true DE2131256A1 (en) | 1973-01-11 |
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ID=5811614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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DE19712131256 Pending DE2131256A1 (en) | 1971-06-24 | 1971-06-24 | Joining objects with two-components adhesives - by placing the components separately onto the two objects |
Country Status (1)
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DE (1) | DE2131256A1 (en) |
Cited By (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4073674A (en) * | 1975-04-24 | 1978-02-14 | Willy Hortel | Method for production of multilayer composite plate |
EP0097206A1 (en) * | 1979-09-21 | 1984-01-04 | Worthen Industries Inc. | Bonding surfaces with a solventless adhesive |
DE3503619A1 (en) * | 1985-02-02 | 1986-08-07 | Renia-Gesellschaft mbH, 5000 Köln | Process for the adhesive bonding of honing stones and grinding stones to a metallic support element |
FR2584336A1 (en) * | 1985-07-08 | 1987-01-09 | Isoroy Sa | Method for continuously bonding crossed films of wood and plywood panels |
EP0690114A1 (en) * | 1994-06-29 | 1996-01-03 | Grafotec Kotterer Gmbh | Process and apparatus of joining together of at least two layers of multi-layered web |
EP1343635A1 (en) * | 2000-11-20 | 2003-09-17 | Silverbrook Research Pty. Limited | Two-part binding adhesive application in a printing/binding process |
US6712924B2 (en) * | 2000-02-20 | 2004-03-30 | Silverbrook Research Pty Ltd | Generating bound documents |
DE10259457A1 (en) * | 2002-12-19 | 2004-12-09 | Tesa Ag | Applying adhesive tapes to rough and/or uneven surfaces involves pre- treatment of the surface with a reactive primer crosslinking with the adhesive |
US7172672B2 (en) * | 2000-11-20 | 2007-02-06 | Silverbrook Research Pty Ltd | Method of adhesively binding a stack of sheets |
DE102007060240A1 (en) * | 2007-12-14 | 2009-06-18 | Lisa Dräxlmaier GmbH | Bonding decoration carrier with decorative material and haptic layer arranged between decoration carrier and decorative material for interior fitting parts in motor vehicles, comprises adhering opposite-lying surfaces by applying coating |
DE102011118513A1 (en) * | 2011-11-14 | 2013-05-16 | Liebherr-Hausgeräte Ochsenhausen GmbH | Adhesive or component, comprises a multi-component adhesive in a first region of a first component, and the multi-component adhesive in a second region of the second component, which is separated from the first region |
DE102011089128A1 (en) * | 2011-12-20 | 2013-06-20 | Bayerische Motoren Werke Aktiengesellschaft | Attaching first workpiece to second workpiece by adhesive bonding, comprises applying activator on workpieces, applying adhesive, preferably reactive adhesive on activator, heating second workpiece, and joining together the two workpieces |
DE102013213726A1 (en) * | 2013-07-12 | 2015-01-15 | Tesa Se | Method for covering elongated material, in particular cables or cable sets |
DE102014226275A1 (en) * | 2014-12-17 | 2016-06-23 | Henkel Ag & Co. Kgaa | Polyurethanes with protective coating |
DE102015217731A1 (en) * | 2015-09-16 | 2017-03-16 | Volkswagen Aktiengesellschaft | Joining method and composite piece obtainable by the method |
DE102016224346A1 (en) * | 2016-12-07 | 2018-06-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Room temperature curable epoxy resin composition |
-
1971
- 1971-06-24 DE DE19712131256 patent/DE2131256A1/en active Pending
Cited By (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4073674A (en) * | 1975-04-24 | 1978-02-14 | Willy Hortel | Method for production of multilayer composite plate |
EP0097206A1 (en) * | 1979-09-21 | 1984-01-04 | Worthen Industries Inc. | Bonding surfaces with a solventless adhesive |
DE3503619A1 (en) * | 1985-02-02 | 1986-08-07 | Renia-Gesellschaft mbH, 5000 Köln | Process for the adhesive bonding of honing stones and grinding stones to a metallic support element |
FR2584336A1 (en) * | 1985-07-08 | 1987-01-09 | Isoroy Sa | Method for continuously bonding crossed films of wood and plywood panels |
EP0690114A1 (en) * | 1994-06-29 | 1996-01-03 | Grafotec Kotterer Gmbh | Process and apparatus of joining together of at least two layers of multi-layered web |
US7950343B2 (en) | 2000-02-20 | 2011-05-31 | Silverbrook Research Pty Ltd | Printer with a vibrating tray |
US6712924B2 (en) * | 2000-02-20 | 2004-03-30 | Silverbrook Research Pty Ltd | Generating bound documents |
US6863105B2 (en) | 2000-11-20 | 2005-03-08 | Silverbrook Research Pty Ltd | Printer that incorporates a binding apparatus for binding sheets |
US7726372B2 (en) | 2000-11-20 | 2010-06-01 | Silverbrook Research Pty Ltd | Printer with binding press |
US6978990B2 (en) | 2000-11-20 | 2005-12-27 | Silverbrook Research Pty Ltd | Binding assembly for binding sheets incorporating an alignment mechanism |
EP1343635A4 (en) * | 2000-11-20 | 2006-04-12 | Silverbrook Res Pty Ltd | Two-part binding adhesive application in a printing/binding process |
US7172672B2 (en) * | 2000-11-20 | 2007-02-06 | Silverbrook Research Pty Ltd | Method of adhesively binding a stack of sheets |
US7285170B2 (en) | 2000-11-20 | 2007-10-23 | Silverbrook Research Pty Ltd | Adhesive application mechanism for a printer |
US7332051B2 (en) | 2000-11-20 | 2008-02-19 | Silverbrook Research Pty Ltd | Method of binding a plurality of pages |
US7380580B2 (en) | 2000-11-20 | 2008-06-03 | Silverbrook Research Pty Ltd | Printing arrangement with an adhesive application station |
EP1343635A1 (en) * | 2000-11-20 | 2003-09-17 | Silverbrook Research Pty. Limited | Two-part binding adhesive application in a printing/binding process |
US7798191B2 (en) | 2000-11-20 | 2010-09-21 | Silverbrook Research Pty Ltd | Printing arrangement having a page binding support tray |
DE10259457A1 (en) * | 2002-12-19 | 2004-12-09 | Tesa Ag | Applying adhesive tapes to rough and/or uneven surfaces involves pre- treatment of the surface with a reactive primer crosslinking with the adhesive |
DE10259457B4 (en) * | 2002-12-19 | 2010-01-07 | Tesa Se | Method for applying pressure-sensitive adhesive tapes to rough and / or uneven surfaces |
DE102007060240A1 (en) * | 2007-12-14 | 2009-06-18 | Lisa Dräxlmaier GmbH | Bonding decoration carrier with decorative material and haptic layer arranged between decoration carrier and decorative material for interior fitting parts in motor vehicles, comprises adhering opposite-lying surfaces by applying coating |
DE102007060240B4 (en) * | 2007-12-14 | 2015-03-26 | Lisa Dräxlmaier GmbH | Method for bonding two layers of sheet materials |
DE102011118513A1 (en) * | 2011-11-14 | 2013-05-16 | Liebherr-Hausgeräte Ochsenhausen GmbH | Adhesive or component, comprises a multi-component adhesive in a first region of a first component, and the multi-component adhesive in a second region of the second component, which is separated from the first region |
DE102011089128A1 (en) * | 2011-12-20 | 2013-06-20 | Bayerische Motoren Werke Aktiengesellschaft | Attaching first workpiece to second workpiece by adhesive bonding, comprises applying activator on workpieces, applying adhesive, preferably reactive adhesive on activator, heating second workpiece, and joining together the two workpieces |
DE102011089128B4 (en) | 2011-12-20 | 2022-06-02 | Bayerische Motoren Werke Aktiengesellschaft | Method of attaching a first workpiece to a second workpiece by an adhesive bond |
US9613733B2 (en) | 2013-07-12 | 2017-04-04 | Tesa Se | Method for jacketing elongate material, especially leads or cable looms |
DE102013213726A1 (en) * | 2013-07-12 | 2015-01-15 | Tesa Se | Method for covering elongated material, in particular cables or cable sets |
DE102014226275A1 (en) * | 2014-12-17 | 2016-06-23 | Henkel Ag & Co. Kgaa | Polyurethanes with protective coating |
DE102015217731B4 (en) | 2015-09-16 | 2022-03-10 | Volkswagen Aktiengesellschaft | Joining process for the production of a composite workpiece |
DE102015217731A1 (en) * | 2015-09-16 | 2017-03-16 | Volkswagen Aktiengesellschaft | Joining method and composite piece obtainable by the method |
DE102016224346A1 (en) * | 2016-12-07 | 2018-06-07 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Room temperature curable epoxy resin composition |
DE102016224346B4 (en) | 2016-12-07 | 2020-07-09 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Epoxy resin composition curable at room temperature, its use and method for curing an epoxy resin |
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