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11. 发明专利

DE102012017306A1 Elektrochemische Zelle vom Durchflusstyp 未知
公开(公告)号：DE102012017306A1
公开(公告)日：2014-03-06
申请号：DE102012017306
申请日：2012-09-03
申请人： THYSSENKRUPP UHDE GMBH
发明人： POLCYN GREGOR DAMIAN , BREDEMEYER NIELS , ROOSEN CHRISTOPH , DONST DIMITRI , TOROS PETER , WOLTERING PETER , HOORMANN DIRK , HOFMANN PHILIPP , KOEBERLE STEPHAN , FUNCK FRANK , STOLP WOLFRAM , LANGANKE BERND
IPC分类号： C25B15/08 , C25B9/17 , C25B9/19 , H01M14/00
摘要： Die Erfindung betrifft eine elektrochemische Zelle vom Durchflusstyp, umfassend eine Anoden- und eine Kathodenhalbzelle, die von Seitenelementen begrenzt werden, und in den Halbzellen die jeweiligen porösen Elektroden enthalten sind, und eine permeable Trennschicht zwischen der Anoden- und der Kathodenhalbzelle angeordnet ist. Die elektrochemische Zelle zeichnet sich dadurch aus, dass ein Elektrolyteinströmbereich, der mit einem Elektrolytzulauf verbunden ist und ein Elektrolytausströmbereich, der mit einem Elektrolytablauf verbunden ist, vorgesehen ist, wobei der Elektrolyteinströmbereich und der Elektrolytausströmbereich auf gegenüberliegenden Seiten der porösen Elektrode angeordnet ist, so dass einströmender Elektrolyt die poröse Elektrode senkrecht zur permeablen Trennschicht durchströmt.

12. 发明专利

CA2833182A1 ALTERNATIVE INSTALLATION OF A GAS DIFFUSION ELECTRODE IN AN ELECTROCHEMICAL CELL HAVING PERCOLATOR TECHNOLOGY 未知
公开(公告)号：CA2833182A1
公开(公告)日：2012-10-18
申请号：CA2833182
申请日：2012-04-07
申请人： THYSSENKRUPP UHDE GMBH , UHDENORA SPA
发明人： WOLTERING PETER , KIEFER RANDOLF , WEBER RAINER , BULAN ANDREAS
IPC分类号： C25B9/19
摘要： The invention relates to an electrochemical cell comprising an anode half shell (12) and a cathode half shell (11) which are separated from one another by means of a membrane (5) and having the corresponding electrodes, the anode half shell (12) and the cathode half shell (11), which each have an outer wall (13) and each have flange regions (14a, 14b, 15a, 15b) in the contact region of the two half shells, which flange regions are configured in the form of a frame, and a gas diffusion electrode (3) which consists of a liquid-permeable support which is coated with a catalyst material, where the gas diffusion electrode (3) has a region at its outer margin (17) which is not coated with catalyst and projects at the lower end of the electrochemical cell (16) in the contact region of the two half shells between the flange regions of the outer wall of the cathode half shell (15b) and the flange regions of the outer wall of the anode half shell (14b) and a porous medium (8) is arranged parallel between the gas diffusion electrode (3) and the membrane (5), and also facilities for the introduction and discharge of gas (20, 21) and electrolyte (9, 10), where a gas space (22) is separated from an electrolyte space (7) by appropriate means (23). In particular, the present invention is characterized in that profile internals (1), into which an upper margin (19) of the gas diffusion electrode (3) projects, on which a seal (2) which fixes the gas diffusion electrode (3) into the profile internals (1) is installed, are provided in the electrolyte space (7) in the cathode half shell (11), where the gas diffusion electrode (3) has a bending radius a of

13. 发明专利

CA2801793A1 SUBSTRATE COATING ON ONE OR MORE SIDES 未知
公开(公告)号：CA2801793A1
公开(公告)日：2011-12-15
申请号：CA2801793
申请日：2011-05-23
申请人： THYSSENKRUPP UHDE GMBH
发明人： DULLE KARL-HEINZ , FUNCK FRANK , HOORMANN DIRK , OELMANN STEFAN , WOLTERING PETER , SCHMITT CARSTEN , HOFMANN PHILIPP , BAUMER ULF-STEFFEN
IPC分类号： C23C14/00 , B01J37/02 , C23C14/02 , C23C14/08 , C23C14/16 , C23C14/32 , C25B11/04
摘要： Substrate coating on one or more sides comprising catalytically active material producible by a method comprising material deposition under vacuum in a vacuum chamber, wherein the following steps are run through: (a) loading the vacuum chamber with at least one substrate, (b) closing and evacuating the vacuum chamber, (c) substrate cleaning by introducing a gaseous reducing agent into the vacuum chamber, (d) removing the gaseous reducing agent, (e) applying an intermediate layer by means of vacuum arc evaporation, wherein a substrate comprising the same or similar material is introduced into the vacuum chamber, (f) setting the vacuum chamber to a temperature of 150°C to 400°C, (g) applying a coating by means of vacuum arc evaporation, wherein at least one metal taken from the group ruthenium, iridium, titanium and mixtures thereof is introduced into the vacuum chamber, and oxygen is supplied over the entire coating time, (h) in a last step the vacuum chamber is flooded again and the coated substrate is removed from the chamber, wherein the abovementioned steps and transitions from one step to the respective next step are carried out in the vacuum at different pressures, if appropriate, which are set by means of a protective gas, characterized in that at least 99% of the substrate coating on one or more sides is kept free of constituents originally contained in the substrate itself, wherein at least 99% of the coating applied on the intermediate layer is kept free of non-oxidized metals.

14. 发明专利

CA2824795C METHOD OF INSTALLING OXYGEN-CONSUMING ELECTRODES IN ELECTROCHEMICAL CELLS AND ELECTROCHEMICAL CELL 未知
公开(公告)号：CA2824795C
公开(公告)日：2019-03-05
申请号：CA2824795
申请日：2011-12-05
申请人： THYSSENKRUPP UHDE GMBH , BAYER IP GMBH
发明人： BULAN ANDREAS , GROSSHOLZ MICHAEL , KIEFER RANDOLF , WOLTERING PETER
IPC分类号： C25B9/19
摘要： The invention relates to a mounting variant of an oxygen consuming-electrode in an electrolysis device, in particular for use in chlor-alkali electrolysis. According to the invention, the bend and/or edge and/or overlapping area is covered with a catalyst-containing film.

16. 发明专利

CA2800845A1 ELECTRODE FOR ELECTROLYSIS CELLS 未知
公开(公告)号：CA2800845A1
公开(公告)日：2011-12-01
申请号：CA2800845
申请日：2011-05-23
申请人： THYSSENKRUPP UHDE GMBH
发明人： DULLE KARL-HEINZ , FUNCK FRANK , HOORMANN DIRK , OELMANN STEFAN , WOLTERING PETER , SCHMITT CARSTEN , HOFMANN PHILIPP
IPC分类号： C25B11/03
摘要： Electrode of an electrolysis cell for gas-producing electrochemical processes, which comprises a plurality of horizontal lamella elements which in the manner of a flat C-profile consist of a flat central part and one or more flank parts, where one or more transition regions of any shape are arranged between the flat central part and the one or more flank parts, where the lamella elements have a plurality of through-openings, where the lamella elements have a flat surface without structural raised regions and depressions and the flat central part has a plurality of through-openings which are arranged in rows and arranged diagonally to one another.

17. 发明专利

DE102012015802A1 Verfahren zur Herstellung von Elektrolysezellen-Kontaktstreifen 未知
公开(公告)号：DE102012015802A1
公开(公告)日：2014-02-13
申请号：DE102012015802
申请日：2012-08-10
申请人： THYSSENKRUPP UHDE GMBH
发明人： HOORMANN DIRK , POLCYN GREGOR , FUNCK FRANK , WOLTERING PETER , TOROS PETER , HOFMANN PHILIPP , DONST DMITRI
IPC分类号： C23C14/16
摘要： Die Erfindung betrifft ein Verfahren zur Herstellung von Kontaktstreifen, insbesondere für Elektrolysezellen (Membranzellen), wobei im Wege der physikalischen Gasphasenabscheidung eine Nickel-Schicht oder eine Nickel-Schicht, enthaltend 7% Vanadium, auf ein Titanband aufgebracht wird.

18. 发明专利

DE102012009267A1 System zur Messung der Membrananspannung in Elektrolysezellen 未知
公开(公告)号：DE102012009267A1
公开(公告)日：2013-11-14
申请号：DE102012009267
申请日：2012-05-11
申请人： THYSSENKRUPP UHDE GMBH
发明人： JOERISSEN JAKOB , FRANIA PHILIPP , HEYL ANNA , HOORMANN DIRK , POLCYN GREGOR , TOEPELL GABRIEL-GEORG , VERFUSS FLORIAN , HOFMANN PHILIPP , DONST DIMITRI , FUNCK FRANK , TOROS PETER , WOLTERING PETER
IPC分类号： G01N27/31 , C25B15/00
摘要： System zur Messung der Membranspannung in Elektrolysezellen, umfassend eine Anoden- und eine Kathodenhalbschale, die durch eine Membran voneinander separiert werden, aufweisend entsprechende Elektroden, wobei – die Membran anodenseitig und kathodenseitig mindestens eine Luggin-Kapillare aufweist, die beidseitig genau gegenüber von der entsprechend anderen Luggin-Kapillare an der Membran angebracht sind, und parallel zur Membran aus der Elektrolysezelle geführt werden, – die Luggin-Kapillaren zum Ansaugen von Flüssigkeit aus der Anoden- bzw. der Kathodenhalbschale mit jeweils einem Pumpensystem in fluidleitender Verbindung stehen, und wobei das jeweilige Pumpensystem zur Messung der Flüssigkeit aus der Anoden- bzw. aus der Kathodenhalbschale mit jeweils einer Referenzelektrode in fluidleitender Verbindung steht und die Referenzelektrode mit einer Referenzelektrolytlösung in fluidleitender Verbindung steht, und – zur Messung der Membranspannung entsprechende Mittel zwischen den Referenzelektroden auf der Anoden- und der Kathodenseite vorgesehen sind.

19. 发明专利

CA2800845C ELECTRODE FOR ELECTROLYSIS CELLS 未知
公开(公告)号：CA2800845C
公开(公告)日：2019-04-09
申请号：CA2800845
申请日：2011-05-23
申请人： THYSSENKRUPP UHDE GMBH
发明人： DULLE KARL-HEINZ , FUNCK FRANK , HOORMANN DIRK , OELMANN STEFAN , WOLTERING PETER , SCHMITT CARSTEN , HOFMANN PHILIPP
IPC分类号： C25B11/03
摘要： Electrode of an electrolysis cell for gas-producing electrochemical processes, consisting of a plurality of horizontal lamellar elements, which, in the design of a flat C profile, consist of a flat belly section and one or more flank part/s, and one or more transitional section/s of random shape being arranged between the flat belly section and the one or more flank part/s, the lamellar elements being provided with a plurality of through-going holes, .cndot. the lamellar elements having a plane surface area without constructional elevations and depressions and .cndot. the flat belly section being provided with a plurality of through-going holes lined up in rows and arranged diagonally to one another.

20. 发明专利

CA2824173A1 COATING FOR METALLIC CELL ELEMENT MATERIALS OF AN ELECTROLYSIS CELL 未知
公开(公告)号：CA2824173A1
公开(公告)日：2012-07-19
申请号：CA2824173
申请日：2011-11-29
申请人： THYSSENKRUPP UHDE GMBH , BAYER IP GMBH
发明人： WOLTERING PETER , KIEFER RANDOLF , WEBER RAINER , BULAN ANDREAS
IPC分类号： C25B9/17
摘要： The invention relates to a cathode half-shell of an electrolytic cell, comprising metallic cell-element components, comprising ° a metallic support structure (2) welded to the rear wall of the cathode half shell (1), and at least one metallic spring element (4) arranged thereon in a plane-parallel manner, ° an oxygen-consuming cathode arranged on the at least one metallic spring element and comprising a perforated metallic carrier (5) and a catalyst strip (6), mechanically pressed thereonto, consisting of PTFE and silver oxide, the silver oxide being reduced in the electrolysis operation to obtain silver and therefore producing a uniform connection, characterised in that it is highly conductive, between the components of the oxygen-consuming cathode and the at least one spring element, at least one of the metallic components being provided with an electrically conductive coating comprising at least two layers, ° one first layer, which is applied directly to the cell-element materials, being selected from a group which contains Au, B-doped nickel, Ni-sulphide, and mixtures thereof, this first layer having a layer thickness of between 0.005 and 0.2 µm, and ° a second layer, applied to the first layer, consisting of silver and having a layer thickness of between 0.1 to 30 µm.

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