WO2005083155A1 - Schichtsystem - Google Patents
Schichtsystem Download PDFInfo
- Publication number
- WO2005083155A1 WO2005083155A1 PCT/DE2005/000223 DE2005000223W WO2005083155A1 WO 2005083155 A1 WO2005083155 A1 WO 2005083155A1 DE 2005000223 W DE2005000223 W DE 2005000223W WO 2005083155 A1 WO2005083155 A1 WO 2005083155A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- layer
- component
- mixtures
- adhesion
- thermal insulation
- 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.)
- Ceased
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/02—Pretreatment of the material to be coated
- C23C14/024—Deposition of sublayers, e.g. to promote adhesion of the coating
- C23C14/025—Metallic sublayers
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/08—Oxides
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/321—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal alloy layer
- C23C28/3215—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal alloy layer at least one MCrAlX layer
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
- C23C28/3455—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer with a refractory ceramic layer, e.g. refractory metal oxide, ZrO2, rare earth oxides or a thermal barrier system comprising at least one refractory oxide layer
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C30/00—Coating with metallic material characterised only by the composition of the metallic material, i.e. not characterised by the coating process
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
- C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
- C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
- C23C4/11—Oxides
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Definitions
- the invention relates to a layer system for metallic components, in particular for components of a gas turbine such as an aircraft engine, according to the preamble of claim 1. Furthermore, the invention relates to a component with such a layer system.
- DE 100 08 861 AI shows a thermal barrier coating system for a metallic component, the thermal barrier coating system consisting of two layers, namely an inner contact layer and an outer cover layer.
- the inner contact layer is located between an adhesive layer and the outer cover layer, the adhesive layer being applied to the component.
- the inner contact layer of the thermal barrier coating system consists entirely or predominantly of zirconium oxide partially stabilized with Y 2 0 3 or of a glass-metal composite material
- the outer cover layer consists of fully stabilized, cubic zirconium oxide.
- the present invention is based on the problem of creating a new type of layer system for metallic components, in particular for components of a gas turbine such as an aircraft engine.
- the adhesion-promoting layer is designed as an MCrAlY layer, M being selected from the elements iron, nickel, cobalt or mixtures thereof;
- the thermal barrier layer is formed according to the invention from a material which consists of at least one component with at least one phase which is stoichiometric 1 to 80 mol% Mx 2 0 3 , 0.5 to 80 mol% MyO and the remainder Al 2 0 3 random impurities, where Mx is selected from the elements lanthanum and neodymium or mixtures thereof, and where My from the alkaline earth metals, the transition metals and rare earths or mixtures thereof, preferably from magnesium, zinc, cobalt, manganese, iron, nickel, chromium , Europium, Samarium or mixtures thereof.
- the single-layer thermal insulation layer which is preferably formed from lanthanum hexaaluminate, is applied directly to the adhesion-promoting layer, where when the adhesive layer is applied directly to the metallic component.
- an additional intermediate layer of yttrium-partially stabilized zirconium oxide can also be applied between the adhesion-promoting layer and the thermal insulation layer.
- Fig. 1 is a highly schematic view of a layer system according to the invention for gas turbine components.
- FIG. 1 shows a highly schematic representation of a metallic component 10 of a gas turbine, an adhesion-promoting layer 12 being applied to a surface 11 of the component 10.
- a thermal insulation layer 13 is applied to the adhesion-promoting layer 12, the thermal insulation layer 13 being formed in one layer.
- the adhesion-promoting layer 12 applied to the surface 11 of the metallic component 10 is metallic and is designed as an MCrAlY layer. M is selected from the elements iron, nickel, cobalt or mixtures thereof.
- the adhesive layer 12 is applied directly to the metallic component 10 and increases the adhesion of the thermal barrier coating 13 to the metallic component 10.
- the adhesive layer 12 made of the MCrAlY material is preferably applied to the metallic component 10 by thermal spraying such as high-speed flame spraying.
- the thermal barrier coating 13 is formed from a material which consists of at least one component with at least one phase which is stoichiometric 1 to 80 mol% Mx 2 0 3 , 0.5 to 80 mol% MyO and the remainder A1 2 0 3 with random impurities, where Mx is selected from the elements lanthanum and neodymium or mixtures thereof, and where My is selected from the alkaline earth metals, the transition metals and the rare earths or mixtures thereof, preferably from magnesium, zinc, cobalt, manganese, iron, nickel , Chromium, europium, samarium or mixtures thereof.
- the heat insulation layer 13 is preferably formed from lanthanum hexaaluminate.
- the lanthanum hexaaluminate is preferably stabilized with magnesium or manganese.
- the heat insulation layer 13 made of lanthanum hexaaluminate is preferably applied to the component 10 by a PVD (Physical Vapor Deposition) process or by a slip process.
- An electron beam (EB) PVD process is particularly suitable as the PVD process.
- the adhesive layer is preferably applied by high speed flame spraying (HVOF).
- An optional intermediate layer is preferably applied by a slip process or a PVD process.
- a layer system which comprises two layers, namely an adhesion promoter layer 12 made of an MCrAlY material and a heat insulation layer 13 made of lanthanum hexaaluminate, which can additionally be expanded by an intermediate layer made of yttrium-partially stabilized zirconium oxide.
- a layer system of this type provides a particularly preferred layer system which, on the one hand, has an optimized adhesion of the thermal insulation layer 13 to the component 10 and, on the other hand, has an optimized thermal shock resistance.
- the three-layer structure of the overall system consisting of metallic component 10, metallic adhesive layer 12 and heat insulation layer 13 made of lanthanum hexaaluminate ensures a simple and inexpensive to manufacture structure.
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Plasma & Fusion (AREA)
- Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Coating By Spraying Or Casting (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102004009752.6 | 2004-02-28 | ||
| DE102004009752A DE102004009752A1 (de) | 2004-02-28 | 2004-02-28 | Schichtsystem |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2005083155A1 true WO2005083155A1 (de) | 2005-09-09 |
Family
ID=34853810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/DE2005/000223 Ceased WO2005083155A1 (de) | 2004-02-28 | 2005-02-10 | Schichtsystem |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE102004009752A1 (de) |
| WO (1) | WO2005083155A1 (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007143973A3 (de) * | 2006-06-16 | 2008-04-10 | Mtu Aero Engines Gmbh | Wärmedämmschicht |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020197503A1 (en) * | 2001-05-09 | 2002-12-26 | Bilge Saruhan-Brings | Thermal-insulating material having an essentially magnetoplumbitic crystal structure |
| US6602814B1 (en) * | 1998-02-20 | 2003-08-05 | Mtu Aero Engines Gmbh | Thermal insulating material and method of producing same |
| US20030148148A1 (en) * | 2000-02-25 | 2003-08-07 | Markus Dietrich | Combined heat insulating layer systems |
| EP1375696A2 (de) * | 2002-06-10 | 2004-01-02 | MTU Aero Engines GmbH | Schichtsystem für die Rotor-/Statordichtung einer Strömungsmaschine |
| WO2004104378A1 (de) * | 2003-05-17 | 2004-12-02 | Mtu Aero Engines Gmbh | Einlaufbelag für gasturbinen |
-
2004
- 2004-02-28 DE DE102004009752A patent/DE102004009752A1/de not_active Withdrawn
-
2005
- 2005-02-10 WO PCT/DE2005/000223 patent/WO2005083155A1/de not_active Ceased
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6602814B1 (en) * | 1998-02-20 | 2003-08-05 | Mtu Aero Engines Gmbh | Thermal insulating material and method of producing same |
| US20030148148A1 (en) * | 2000-02-25 | 2003-08-07 | Markus Dietrich | Combined heat insulating layer systems |
| US20020197503A1 (en) * | 2001-05-09 | 2002-12-26 | Bilge Saruhan-Brings | Thermal-insulating material having an essentially magnetoplumbitic crystal structure |
| EP1375696A2 (de) * | 2002-06-10 | 2004-01-02 | MTU Aero Engines GmbH | Schichtsystem für die Rotor-/Statordichtung einer Strömungsmaschine |
| WO2004104378A1 (de) * | 2003-05-17 | 2004-12-02 | Mtu Aero Engines Gmbh | Einlaufbelag für gasturbinen |
Non-Patent Citations (1)
| Title |
|---|
| FRIEDRICH C J ET AL: "LANTHANUM HEXAALUMINATE THERMAL BARRIER COATINGS", CERAMIC ENGINEERING AND SCIENCE PROCEEDINGS, COLUMBUS, US, vol. 22, no. 4, 2001, pages 375 - 382, XP009007230, ISSN: 0196-6219 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007143973A3 (de) * | 2006-06-16 | 2008-04-10 | Mtu Aero Engines Gmbh | Wärmedämmschicht |
| US8153274B2 (en) | 2006-06-16 | 2012-04-10 | Mtu Aero Engines Gmbh | Thermal barrier layer |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102004009752A1 (de) | 2005-09-15 |
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