EP3293290A3 - Electrolytes for the electrochemical deposition of thermoelectric materials - Google Patents

Electrolytes for the electrochemical deposition of thermoelectric materials Download PDF

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Publication number
EP3293290A3
EP3293290A3 EP17190645.6A EP17190645A EP3293290A3 EP 3293290 A3 EP3293290 A3 EP 3293290A3 EP 17190645 A EP17190645 A EP 17190645A EP 3293290 A3 EP3293290 A3 EP 3293290A3
Authority
EP
European Patent Office
Prior art keywords
electrochemical deposition
thermoelectric materials
electrolytes
thermoelectric
materials
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.)
Granted
Application number
EP17190645.6A
Other languages
German (de)
French (fr)
Other versions
EP3293290B1 (en
EP3293290A2 (en
Inventor
Nicolás PÉREZ RODRIGUEZ
Heike SCHLÖRB
Melanie MOHN
Tom SIEGER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leibnitz-Institut fur Festkorper- und Werkstoffforschung Dresden Ev
Leibniz Institut fuer Festkorper und Werkstofforschung Dresden eV
Original Assignee
Leibnitz-Institut fur Festkorper- und Werkstoffforschung Dresden Ev
Leibniz Institut fuer Festkorper und Werkstofforschung Dresden eV
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Publication of EP3293290A2 publication Critical patent/EP3293290A2/en
Publication of EP3293290A3 publication Critical patent/EP3293290A3/en
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Publication of EP3293290B1 publication Critical patent/EP3293290B1/en
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D9/00—Electrolytic coating other than with metals
    • C25D9/04—Electrolytic coating other than with metals with inorganic materials
    • C25D9/08—Electrolytic coating other than with metals with inorganic materials by cathodic processes

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Primary Cells (AREA)

Abstract

Die Erfindung bezieht sich auf das Gebiet der Werkstoffwissenschaften und betrifft Elektrolyte für die elektrochemische Abscheidung (electroplating) von thermoelektrischen Materialien, die beispielsweise für die Herstellung von thermoelektrischen Generatoren eingesetzt werden können.The invention relates to the field of materials science and relates to electrolytes for the electrochemical deposition of thermoelectric materials, which can be used for example for the production of thermoelectric generators.

Die Aufgabe der vorliegenden Erfindung besteht in der Angabe von Elektrolyten für die elektrochemische Abscheidung von thermoelektrischen Materialien, durch deren Einsatz bei der elektrochemischen Abscheidung der thermoelektrischen Materialien eine deutlich verbesserte Oberflächenmorphologie erreicht wird.The object of the present invention is to specify electrolytes for the electrochemical deposition of thermoelectric materials, the use of which in electrochemical deposition of the thermoelectric materials achieves a significantly improved surface morphology.

Erfindungsgemäß wird die Aufgabe gelöst durch Elektrolyte für die elektrochemische Abscheidung von thermoelektrischen Materialien, enthaltend mindestens ein wässriges Lösungsmittel auf Basis einer starken Säure, mindestens gelöste Kationen der Bestandteile der thermoelektrischen Materialien und mindestens als Additive a) Inhibitoren, b) Tenside, c) Kornverfeinerungsagenzien, wobei mindestens ein Additiv aus jeder der Gruppen a), b) und c) vorhanden ist, und wobei auch Kombinationen von zwei oder mehreren Additiven aus den Gruppen a), b) und/oder c) einsetzbar sind.According to the invention, the object is achieved by electrolytes for the electrochemical deposition of thermoelectric materials, comprising at least one aqueous solvent based on a strong acid, at least dissolved cations of the constituents of the thermoelectric materials and at least as additives a) inhibitors, b) surfactants, c) grain refinement agents, wherein at least one additive from each of groups a), b) and c) is present, and wherein combinations of two or more additives from groups a), b) and / or c) can be used.

EP17190645.6A 2016-09-13 2017-09-12 Electrolytes for the electrochemical deposition of thermoelectric materials Not-in-force EP3293290B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102016217419.3A DE102016217419A1 (en) 2016-09-13 2016-09-13 Electrolytes for electrochemical deposition of thermoelectric materials

Publications (3)

Publication Number Publication Date
EP3293290A2 EP3293290A2 (en) 2018-03-14
EP3293290A3 true EP3293290A3 (en) 2018-04-11
EP3293290B1 EP3293290B1 (en) 2019-08-21

Family

ID=60042951

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17190645.6A Not-in-force EP3293290B1 (en) 2016-09-13 2017-09-12 Electrolytes for the electrochemical deposition of thermoelectric materials

Country Status (2)

Country Link
EP (1) EP3293290B1 (en)
DE (1) DE102016217419A1 (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101613867A (en) * 2009-07-25 2009-12-30 天津大学 Galvanic deposit Bi 2Te 3The preparation method of mixed with thin-film thermoelectric material
WO2014188834A1 (en) * 2013-05-20 2014-11-27 ソニー株式会社 Method for manufacturing plating film, and plated product
CN104480508A (en) * 2014-12-24 2015-04-01 北京化工大学 Preparation method of porous and laminar Bi2Te3 nano thermoelectric film

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GB957808A (en) 1962-02-09 1964-05-13 Ass Elect Ind Electrodeposition of copper-nickel alloy
US5009717A (en) 1989-07-18 1991-04-23 Mitsubishi Metal Corporation Thermoelectric element and method of manufacturing same
DE10112383B4 (en) 2001-03-15 2004-01-29 Forschungszentrum Karlsruhe Gmbh Thermocouple and thermogenerator built from it
DE10231445A1 (en) 2002-07-11 2004-01-29 Infineon Technologies Ag Thermoelectric element including electrically insulating carrier layer and functional layers useful in semiconductor technology and for thermoelectric thin film generators
DE102006005596B4 (en) 2006-02-06 2008-07-03 O-Flexx Technologies Gmbh Thermoelectric element, arrangement with several thermoelectric elements and method for producing a thermoelectric element
DE102006015492A1 (en) 2006-04-03 2007-10-04 Robert Bosch Gmbh Micromechanical element e.g. thermo-generator, has thermobranches provided with epitaxial polysilicon materials, where one thermobranch has electrical isolation material opposite to other thermobranch in direction of main extending level
DE102006024167A1 (en) 2006-05-23 2007-11-29 Enocean Gmbh thermogenerator
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Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101613867A (en) * 2009-07-25 2009-12-30 天津大学 Galvanic deposit Bi 2Te 3The preparation method of mixed with thin-film thermoelectric material
WO2014188834A1 (en) * 2013-05-20 2014-11-27 ソニー株式会社 Method for manufacturing plating film, and plated product
CN104480508A (en) * 2014-12-24 2015-04-01 北京化工大学 Preparation method of porous and laminar Bi2Te3 nano thermoelectric film

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
LI F ET AL: "Electrodeposition of Bi"xSb"2"-"xTe"y thermoelectric thin films from nitric acid and hydrochloric acid systems", APPLIED SURFACE SCIENCE, ELSEVIER, AMSTERDAM, NL, vol. 255, no. 7, 15 January 2009 (2009-01-15), pages 4225 - 4231, XP025860633, ISSN: 0169-4332, [retrieved on 20081112], DOI: 10.1016/J.APSUSC.2008.11.013 *
YUAN GUOQIU ET AL: "Facile synthesis and thermoelectric studies of n-type bismuth telluride nanorods with cathodic stripping Te electrode", MATERIALS CHEMISTRY AND PHYSICS, vol. 143, no. 2, 1 January 2014 (2014-01-01), pages 587 - 594, XP028778102, ISSN: 0254-0584, DOI: 10.1016/J.MATCHEMPHYS.2013.09.036 *

Also Published As

Publication number Publication date
EP3293290B1 (en) 2019-08-21
EP3293290A2 (en) 2018-03-14
DE102016217419A1 (en) 2018-03-15

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