WO2008128948A2 - Bauteil mit einem metallisierten keramikkörper - Google Patents
Bauteil mit einem metallisierten keramikkörper Download PDFInfo
- Publication number
- WO2008128948A2 WO2008128948A2 PCT/EP2008/054630 EP2008054630W WO2008128948A2 WO 2008128948 A2 WO2008128948 A2 WO 2008128948A2 EP 2008054630 W EP2008054630 W EP 2008054630W WO 2008128948 A2 WO2008128948 A2 WO 2008128948A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- layer
- weight
- copper
- ceramic body
- metallization
- Prior art date
Links
- 239000000919 ceramic Substances 0.000 title claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 32
- 239000000376 reactant Substances 0.000 claims abstract description 11
- 238000001465 metallisation Methods 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 41
- 229910052802 copper Inorganic materials 0.000 claims description 29
- 239000010949 copper Substances 0.000 claims description 29
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 25
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical class [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 239000000203 mixture Substances 0.000 claims description 15
- 239000005751 Copper oxide Substances 0.000 claims description 14
- 229910000431 copper oxide Inorganic materials 0.000 claims description 14
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 14
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 11
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 claims description 11
- 230000003647 oxidation Effects 0.000 claims description 11
- 238000007254 oxidation reaction Methods 0.000 claims description 11
- 239000001301 oxygen Substances 0.000 claims description 11
- 229910052760 oxygen Inorganic materials 0.000 claims description 11
- 229910000679 solder Inorganic materials 0.000 claims description 11
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 10
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 10
- 229910052709 silver Inorganic materials 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 8
- 239000000758 substrate Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910010293 ceramic material Inorganic materials 0.000 claims description 7
- 229910052759 nickel Inorganic materials 0.000 claims description 7
- 229910052763 palladium Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 229910052725 zinc Inorganic materials 0.000 claims description 7
- 238000005219 brazing Methods 0.000 claims description 6
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims description 6
- 150000002739 metals Chemical class 0.000 claims description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000011889 copper foil Substances 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 4
- 229910052738 indium Inorganic materials 0.000 claims description 4
- 239000010944 silver (metal) Substances 0.000 claims description 4
- 229910052718 tin Inorganic materials 0.000 claims description 4
- 239000011135 tin Substances 0.000 claims description 4
- 239000011701 zinc Substances 0.000 claims description 4
- 229910052726 zirconium Inorganic materials 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 229910052796 boron Inorganic materials 0.000 claims description 3
- 229910052791 calcium Inorganic materials 0.000 claims description 3
- 239000011575 calcium Substances 0.000 claims description 3
- 229940043430 calcium compound Drugs 0.000 claims description 3
- 150000001674 calcium compounds Chemical class 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
- 229910052737 gold Inorganic materials 0.000 claims description 3
- 239000010931 gold Substances 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 229910052745 lead Inorganic materials 0.000 claims description 3
- 229910052697 platinum Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 229910052712 strontium Inorganic materials 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 229910052727 yttrium Inorganic materials 0.000 claims description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims description 2
- 239000007789 gas Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 229910052749 magnesium Inorganic materials 0.000 claims description 2
- 230000001953 sensory effect Effects 0.000 claims description 2
- 229910052710 silicon Inorganic materials 0.000 claims description 2
- 239000010410 layer Substances 0.000 claims 41
- 239000011229 interlayer Substances 0.000 claims 2
- 238000000576 coating method Methods 0.000 abstract description 3
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 5
- 239000000945 filler Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 208000031872 Body Remains Diseases 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical class [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 230000008646 thermal stress Effects 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
- C04B37/003—Joining burned ceramic articles with other burned ceramic articles or other articles by heating by means of an interlayer consisting of a combination of materials selected from glass, or ceramic material with metals, metal oxides or metal salts
- C04B37/005—Joining burned ceramic articles with other burned ceramic articles or other articles by heating by means of an interlayer consisting of a combination of materials selected from glass, or ceramic material with metals, metal oxides or metal salts consisting of glass or ceramic material
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
- C04B37/003—Joining burned ceramic articles with other burned ceramic articles or other articles by heating by means of an interlayer consisting of a combination of materials selected from glass, or ceramic material with metals, metal oxides or metal salts
- C04B37/006—Joining burned ceramic articles with other burned ceramic articles or other articles by heating by means of an interlayer consisting of a combination of materials selected from glass, or ceramic material with metals, metal oxides or metal salts consisting of metals or metal salts
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- C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
- C04B37/02—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles
- C04B37/023—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles characterised by the interlayer used
- C04B37/025—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles characterised by the interlayer used consisting of glass or ceramic material
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
- C04B37/02—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles
- C04B37/023—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles characterised by the interlayer used
- C04B37/026—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles characterised by the interlayer used consisting of metals or metal salts
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- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/88—Metals
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
- C04B41/90—Coating or impregnation for obtaining at least two superposed coatings having different compositions at least one coating being a metal
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3731—Ceramic materials or glass
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3735—Laminates or multilayers, e.g. direct bond copper ceramic substrates
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/46—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids
- H01L23/473—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements involving the transfer of heat by flowing fluids by flowing liquids
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/38—Improvement of the adhesion between the insulating substrate and the metal
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- C—CHEMISTRY; METALLURGY
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- C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
- C04B2237/02—Aspects relating to interlayers, e.g. used to join ceramic articles with other articles by heating
- C04B2237/04—Ceramic interlayers
- C04B2237/06—Oxidic interlayers
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
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- C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
- C04B2237/02—Aspects relating to interlayers, e.g. used to join ceramic articles with other articles by heating
- C04B2237/04—Ceramic interlayers
- C04B2237/06—Oxidic interlayers
- C04B2237/064—Oxidic interlayers based on alumina or aluminates
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
- C04B2237/02—Aspects relating to interlayers, e.g. used to join ceramic articles with other articles by heating
- C04B2237/12—Metallic interlayers
- C04B2237/121—Metallic interlayers based on aluminium
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- C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
- C04B2237/02—Aspects relating to interlayers, e.g. used to join ceramic articles with other articles by heating
- C04B2237/12—Metallic interlayers
- C04B2237/123—Metallic interlayers based on iron group metals, e.g. steel
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- C—CHEMISTRY; METALLURGY
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
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- C04B2237/124—Metallic interlayers based on copper
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2237/00—Aspects relating to ceramic laminates or to joining of ceramic articles with other articles by heating
- C04B2237/30—Composition of layers of ceramic laminates or of ceramic or metallic articles to be joined by heating, e.g. Si substrates
- C04B2237/32—Ceramic
- C04B2237/36—Non-oxidic
- C04B2237/366—Aluminium nitride
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- H—ELECTRICITY
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having potential barriers, e.g. a PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4871—Bases, plates or heatsinks
- H01L21/4882—Assembly of heatsink parts
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- H01L2924/00—Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
- H01L2924/0001—Technical content checked by a classifier
- H01L2924/0002—Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
- H05K1/03—Use of materials for the substrate
- H05K1/0306—Inorganic insulating substrates, e.g. ceramic, glass
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0137—Materials
- H05K2201/0175—Inorganic, non-metallic layer, e.g. resist or dielectric for printed capacitor
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/03—Conductive materials
- H05K2201/0332—Structure of the conductor
- H05K2201/0335—Layered conductors or foils
- H05K2201/0355—Metal foils
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- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
Definitions
- the invention relates to a component with a ceramic body, which is covered at least at one point of its surface with a metallization and a method for producing such a component.
- DE 196 03 822 C2 describes a method for producing a ceramic substrate with at least one layer of aluminum nitride ceramic and the ceramic substrate produced by this method.
- an auxiliary or intermediate layer of aluminum oxide is produced, for which the metallization side surface provided with a layer of copper or copper oxide or other copper-containing compounds and then heat treated in an oxygen-containing atmosphere.
- the object of the invention is to provide a component with a ceramic body, which is covered at least at one point of its surface with a metallization and plate-shaped or spatially structured and a method for producing such a component in which the metallization adheres particularly well.
- the object is achieved with a component having the characterizing features of claim 1 and according to the method with the aid of the characterizing features of claim 19.
- Advantageous embodiments of the invention are presented in the dependent claims.
- the component according to the invention consists of a ceramic body, which is covered at least at one point of its surface with a metallization.
- the ceramic body is plate-shaped or spatially structured. It can for example have an E-shape. Such a form, for example, heatsinks.
- a heatsink is understood to mean a body which carries electrical or electronic components or circuits and which is shaped in such a way that it can dissipate the heat generated in the components or circuits in such a way that no accumulation of heat occurs, which can damage the components or circuits.
- the carrier body is a body made of a material that is electrically non-conductive or almost non-conductive and has good thermal conductivity.
- the ideal material for such a body is ceramic.
- the body is integral and has heat dissipating or feeding elements for protecting the electronic components or circuits.
- the carrier body is a circuit board and the elements are bores, channels, ribs and / or recesses, which can be acted upon by a heating or cooling medium.
- the medium can be liquid or gaseous.
- the carrier body and / or the cooling element preferably consist of at least one ceramic component or a composite of different ceramic materials.
- the ceramic material contains as main component 50.1% by weight to 100% by weight ZrO 2 / HfO 2 or 50.1% by weight to 100% by weight Al 2 O 3 or 50.1% by weight to 100
- the main components and the Secondary components with deduction of a content of impurities of ⁇ 3% by weight, can be combined in any combination with one another to give a total composition of 100% by weight.
- the metallization can consist, for example, of tungsten, silver, gold, copper, platinum, palladium, nickel, aluminum or steel in pure or industrial quality or of mixtures of at least two different metals.
- the metallization can also, for example, additionally or alone, from reaction solders, soft solders or brazing alloys.
- the material on the surface of the ceramic body is chemically and / or crystallographically and / or physically modified with or without the addition of suitable reactants over the entire surface or part of its area by chemical or physical processes.
- at least one dense or porous layer which has the same or unequal thickness of at least 0.001 nanometers and which consists of at least one homogeneous or heterogeneous new material, is formed on the ceramic body at the treated body or sites.
- the remaining base material of the ceramic body remains unchanged. With this new material, at least one metallization can be connected over part or all of its surface.
- the reactants are essentially metals such as copper or copper oxides by the DCB process (direct copper bonding) or calcium compounds or manganese oxide or oxygen.
- Active metal components in the AMB process are, for example, Zn, Sn, Ni, Pd, Ag, Cu, In, Zr, Ti, Ag, Yt, T, N.
- a new material is produced on the surface of metal oxide ceramics at least over the entire surface or part of the surface.
- a layer of intermetallic phases is formed, with the help of which Metallizations can be applied to ceramic body without bubbles, flaking and other defects, especially under thermal stress occur.
- the layer formed from the new material may comprise a mixed layer which consists at least of aluminum oxide or copper oxides of different or identical oxidation states or solid-chemical mixtures thereof.
- the formed layer can, depending on the metallization, a
- Intermediate layer comprising at least aluminum oxide or copper oxides of different or identical oxidation states or solid-chemical mixtures thereof.
- Combinations of at least one intermediate layer and at least one mixed layer are also possible.
- an intermediate layer of aluminum oxide the surface of a ceramic body made of aluminum nitride over the entire surface or part of a surface with a layer of copper or copper oxide or other copper-containing compounds or combinations thereof in a minimum thickness of 0.001 nanometers provided and then in an oxygen-containing atmosphere at a temperature between 700 0 C to 1380 0 C treated until the intermediate layer has formed with the desired thickness, which may be between 0.05 and 80 micrometers.
- the intermediate layer contains at least in one part over its thickness a proportion of 0.01 to 80 weight percent copper oxide.
- These intermediate layers, mixed layers or combinations of these layers enable a strong bond between the ceramic material and the metallization.
- the copper oxide melts from applied copper foils and forms a defect-free, particularly durable compound with the layer formed.
- composition of at least one layer or intermediate layer or mixed layer is a homogeneous or graded and at least one
- Ceramic body increase or the concentration of a mixed phase of
- Proportions of copper oxides of different or identical oxidation states with aluminum oxide decrease towards the aluminum oxide layer. This makes it possible to match the composition of the intermediate or mixed layer to the intended metallization.
- At least one further identical or unequal metallization can be applied over the whole area or over a partial area, for example for the production of solder joints with electronic components.
- a metal or copper layer can be fixed over the whole area or part of the area.
- metallization may be performed on at least one of the intermediate layers produced a metal foil by means of the AMB process, preferably made of copper, aluminum or steel, are fixed over the entire surface or part of the area.
- At least one identical or dissimilar DCB substrate and / or a DCB-based circuit or at least one identical or dissimilar AMB substrate and / or an AMB-based circuit or at least one substrate-based circuit or board or an active and / or a passive component and / or at least one sensory element can be connected to at least one metallization.
- FIG. 1 shows a component according to the invention, which has been metallized by the DCB method, with an electronic component
- Figure 2 shows an inventive component, which has been metallized by the AMB method, with an electronic component.
- the component 1 in Figure 1 has a ceramic body 2 made of aluminum nitride, which is spatially structured, it is E-shaped.
- the body 2 is a heat sink.
- the upper side 3 and the lower side 4 of the ceramic body 2 each have a different sized surface.
- the bottom 4 has cooling fins 5.
- the upper side 3 of the component 1 has a flat surface in the present exemplary embodiment.
- On the top 3 and on the leg of the outer fin 5 are metallized areas 6, where, for example, electronic components can be soldered.
- an intermediate layer 7 was initially formed at the points 6 of the ceramic body 2 which are metallised
- the metallization 8 is a copper foil with a copper oxide layer 9, which is connected via a layer 10 to the intermediate layer 7. In the layer 10 are proportions of copper oxide and alumina.
- the upper side 3 of the ceramic body 2 is a circuit carrier.
- an electronic component for example a chip 11 is fastened by means of a solder connection 12. Via lines 13 it is connected to a further metallized area 6.
- This chip 11 represents a heat source whose heat is dissipated via the cooling fins 7.
- the component 1 in Figure 2 has a ceramic body 2, which corresponds to that known from the figure 1. Matching features are therefore provided with the same reference numerals.
- the ceramic body can consist, for example, of aluminum oxide, aluminum nitride, silicon nitride, zirconium oxides or carbides. He is spatially structured, he is E-shaped. In the present embodiment, the body 2 is also a heat sink.
- the upper side 3 and the lower side 4 of the ceramic body 2 each have a different sized surface.
- the bottom 4 has cooling fins 5.
- the upper side 3 of the component 1 has a flat surface in the present exemplary embodiment.
- On the top 3 and on the leg of the outer fin 5 are metallized areas 6, where, for example, electronic components can be soldered.
- the metallization was carried out by means of the AMB method.
- a metallic filler material filled as solder which contains active metallic additives, which with the surface of the Ceramic body 2 can react directly.
- the alloys of the metallic filler contain as active metal components, for example, Zn, Sn, Ni, Pd, Ag, Cu, In, Zr, Ti, Ag, Yt, T, N. The remainder is formed by other alloying constituents. These alloys are preferably applied in the form of a paste on the surface of the ceramic body.
- the brazing is preferably carried out in a vacuum or in an inert gas atmosphere of helium or argon.
- the molten metallic filler material, the solder 16 has formed with the ceramic material of the ceramic body 2 a compound, a layer 17, in which the ceramic material has been changed.
- the metallization 15 is connected to the ceramic body 2.
- the upper side 3 of the ceramic body 2 is a circuit carrier.
- an electronic component for example a chip 11 is fastened by means of a solder connection 12. Via lines 13 it is connected to a further metallized area 6.
- This chip 11 represents a heat source whose heat is dissipated via the cooling fins 5.
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Chemistry (AREA)
- Ceramic Products (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP08736302A EP2155628A2 (de) | 2007-04-24 | 2008-04-17 | Bauteil mit einem metallisierten keramikkörper |
US12/596,875 US20100147571A1 (en) | 2007-04-24 | 2008-04-17 | Component having a metalized ceramic base |
CN200880021667A CN101687717A (zh) | 2007-04-24 | 2008-04-17 | 具有一种金属化陶瓷体的构件 |
JP2010504633A JP5538212B2 (ja) | 2007-04-24 | 2008-04-17 | メタライズされたセラミックボディを有するコンポーネント |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102007019632 | 2007-04-24 | ||
DE102007019632.8 | 2007-04-24 |
Publications (2)
Publication Number | Publication Date |
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WO2008128948A2 true WO2008128948A2 (de) | 2008-10-30 |
WO2008128948A3 WO2008128948A3 (de) | 2009-05-14 |
Family
ID=39777665
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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PCT/EP2008/054630 WO2008128948A2 (de) | 2007-04-24 | 2008-04-17 | Bauteil mit einem metallisierten keramikkörper |
Country Status (7)
Country | Link |
---|---|
US (1) | US20100147571A1 (de) |
EP (1) | EP2155628A2 (de) |
JP (1) | JP5538212B2 (de) |
KR (1) | KR101476343B1 (de) |
CN (1) | CN101687717A (de) |
DE (1) | DE102008001226A1 (de) |
WO (1) | WO2008128948A2 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11552446B2 (en) * | 2017-09-28 | 2023-01-10 | Rogers Germany Gmbh | Cooling device for cooling an electrical component and method for producing a cooling device |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
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DE102009025033A1 (de) | 2009-06-10 | 2010-12-16 | Behr Gmbh & Co. Kg | Thermoelektrische Vorrichtung und Verfahren zum Herstellen einer thermoelektrischen Vorrichtung |
KR20150063079A (ko) | 2012-09-28 | 2015-06-08 | 엘리스 클라인 | 감염성 질환의 치료를 위한 글리코시다아제 요법 |
JP6307832B2 (ja) * | 2013-01-22 | 2018-04-11 | 三菱マテリアル株式会社 | パワーモジュール用基板、ヒートシンク付パワーモジュール用基板、ヒートシンク付パワーモジュール |
JP6111764B2 (ja) * | 2013-03-18 | 2017-04-12 | 三菱マテリアル株式会社 | パワーモジュール用基板の製造方法 |
JP5672324B2 (ja) | 2013-03-18 | 2015-02-18 | 三菱マテリアル株式会社 | 接合体の製造方法及びパワーモジュール用基板の製造方法 |
JP5751357B1 (ja) * | 2014-02-03 | 2015-07-22 | トヨタ自動車株式会社 | セラミック部材および金属部材の接合構造 |
DE102014107217A1 (de) * | 2014-05-19 | 2015-11-19 | Ceram Tec Gmbh | Leistungshalbleitermodul |
DE102017210723A1 (de) * | 2016-06-24 | 2017-12-28 | Ceramtec Gmbh | Bauteile für Steckverbinder |
FR3054721B1 (fr) * | 2016-07-29 | 2018-12-07 | Safran | Module electronique de puissance d'un aeronef et procede de fabrication associe |
DE102021106952A1 (de) | 2021-03-22 | 2022-09-22 | Infineon Technologies Austria Ag | Dbc-substrat für leistungshalbleitervorrichtungen, verfahren zum herstellen eines dbc-substrats und leistungshalbleitervorrichtung mit dbc-substrat |
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DE19603822A1 (de) * | 1996-02-02 | 1997-08-14 | Curamik Electronics Gmbh | Keramik-Substrat sowie Verfahren zu seiner Herstellung |
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US5981085A (en) * | 1996-03-21 | 1999-11-09 | The Furukawa Electric Co., Inc. | Composite substrate for heat-generating semiconductor device and semiconductor apparatus using the same |
JPH10284808A (ja) * | 1997-04-08 | 1998-10-23 | Denki Kagaku Kogyo Kk | 回路基板 |
JP2000281460A (ja) * | 1999-03-31 | 2000-10-10 | Tokuyama Corp | 金属粉末ろう材および窒化アルミニウム部材と金属部材との接合方法 |
MXPA03006498A (es) * | 2001-01-22 | 2003-10-15 | Parker Hannifin Corp | Entrecara termica de cambio de fase, de liberacion limpia. |
JP3931855B2 (ja) * | 2003-08-08 | 2007-06-20 | 株式会社日立製作所 | 電子回路装置 |
DE102004033933B4 (de) * | 2004-07-08 | 2009-11-05 | Electrovac Ag | Verfahren zum Herstellen eines Metall-Keramik-Substrates |
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TWI449137B (zh) * | 2006-03-23 | 2014-08-11 | Ceramtec Ag | 構件或電路用的攜帶體 |
-
2008
- 2008-04-17 WO PCT/EP2008/054630 patent/WO2008128948A2/de active Application Filing
- 2008-04-17 KR KR1020097024483A patent/KR101476343B1/ko not_active IP Right Cessation
- 2008-04-17 JP JP2010504633A patent/JP5538212B2/ja not_active Expired - Fee Related
- 2008-04-17 EP EP08736302A patent/EP2155628A2/de not_active Ceased
- 2008-04-17 US US12/596,875 patent/US20100147571A1/en not_active Abandoned
- 2008-04-17 CN CN200880021667A patent/CN101687717A/zh active Pending
- 2008-04-17 DE DE102008001226A patent/DE102008001226A1/de not_active Withdrawn
Patent Citations (1)
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DE19603822A1 (de) * | 1996-02-02 | 1997-08-14 | Curamik Electronics Gmbh | Keramik-Substrat sowie Verfahren zu seiner Herstellung |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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US11552446B2 (en) * | 2017-09-28 | 2023-01-10 | Rogers Germany Gmbh | Cooling device for cooling an electrical component and method for producing a cooling device |
Also Published As
Publication number | Publication date |
---|---|
KR20100017327A (ko) | 2010-02-16 |
EP2155628A2 (de) | 2010-02-24 |
WO2008128948A3 (de) | 2009-05-14 |
JP2010524831A (ja) | 2010-07-22 |
DE102008001226A1 (de) | 2008-10-30 |
US20100147571A1 (en) | 2010-06-17 |
JP5538212B2 (ja) | 2014-07-02 |
CN101687717A (zh) | 2010-03-31 |
KR101476343B1 (ko) | 2014-12-24 |
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