KR100891344B1 - 무전해 도금액 및 반도체 디바이스 - Google Patents
무전해 도금액 및 반도체 디바이스 Download PDFInfo
- Publication number
- KR100891344B1 KR100891344B1 KR1020037015760A KR20037015760A KR100891344B1 KR 100891344 B1 KR100891344 B1 KR 100891344B1 KR 1020037015760 A KR1020037015760 A KR 1020037015760A KR 20037015760 A KR20037015760 A KR 20037015760A KR 100891344 B1 KR100891344 B1 KR 100891344B1
- Authority
- KR
- South Korea
- Prior art keywords
- electroless
- semiconductor substrate
- wiring
- plating
- film
- Prior art date
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- 239000004065 semiconductor Substances 0.000 title claims abstract description 211
- 238000007772 electroless plating Methods 0.000 title claims description 41
- 239000000758 substrate Substances 0.000 claims abstract description 175
- 239000010949 copper Substances 0.000 claims abstract description 71
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 69
- 229910052802 copper Inorganic materials 0.000 claims abstract description 69
- 239000007788 liquid Substances 0.000 claims abstract description 53
- 230000001681 protective effect Effects 0.000 claims abstract description 35
- 229910052783 alkali metal Inorganic materials 0.000 claims abstract description 32
- 150000001340 alkali metals Chemical class 0.000 claims abstract description 32
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 28
- 229910001429 cobalt ion Inorganic materials 0.000 claims abstract description 16
- XLJKHNWPARRRJB-UHFFFAOYSA-N cobalt(2+) Chemical compound [Co+2] XLJKHNWPARRRJB-UHFFFAOYSA-N 0.000 claims abstract description 16
- 239000008139 complexing agent Substances 0.000 claims abstract description 16
- 229910052709 silver Inorganic materials 0.000 claims abstract description 16
- 239000004332 silver Substances 0.000 claims abstract description 16
- 238000007747 plating Methods 0.000 claims description 109
- 238000000034 method Methods 0.000 claims description 25
- 238000004519 manufacturing process Methods 0.000 claims description 18
- 229910052751 metal Inorganic materials 0.000 claims description 17
- 239000002184 metal Substances 0.000 claims description 17
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 15
- 239000003002 pH adjusting agent Substances 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 13
- 150000001875 compounds Chemical class 0.000 claims description 10
- 229910001316 Ag alloy Inorganic materials 0.000 claims description 7
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 7
- 150000002739 metals Chemical class 0.000 claims description 5
- 239000011241 protective layer Substances 0.000 claims description 4
- 239000004020 conductor Substances 0.000 abstract description 4
- 238000004140 cleaning Methods 0.000 description 48
- 229910045601 alloy Inorganic materials 0.000 description 37
- 239000000956 alloy Substances 0.000 description 37
- 239000010410 layer Substances 0.000 description 30
- 238000005498 polishing Methods 0.000 description 27
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 26
- UORVGPXVDQYIDP-UHFFFAOYSA-N borane Chemical compound B UORVGPXVDQYIDP-UHFFFAOYSA-N 0.000 description 20
- 229910001096 P alloy Inorganic materials 0.000 description 17
- 229910017262 Mo—B Inorganic materials 0.000 description 16
- 229910000085 borane Inorganic materials 0.000 description 15
- 229910052763 palladium Inorganic materials 0.000 description 13
- 230000004888 barrier function Effects 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 11
- 238000011084 recovery Methods 0.000 description 10
- 150000003973 alkyl amines Chemical class 0.000 description 9
- 229910000521 B alloy Inorganic materials 0.000 description 8
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 8
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- 238000011068 loading method Methods 0.000 description 7
- -1 silver or copper Chemical compound 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
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- 239000000126 substance Substances 0.000 description 6
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- 150000003839 salts Chemical class 0.000 description 5
- 239000004094 surface-active agent Substances 0.000 description 5
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- 238000000137 annealing Methods 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000009792 diffusion process Methods 0.000 description 4
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- 239000006174 pH buffer Substances 0.000 description 4
- WGTYBPLFGIVFAS-UHFFFAOYSA-M tetramethylammonium hydroxide Chemical compound [OH-].C[N+](C)(C)C WGTYBPLFGIVFAS-UHFFFAOYSA-M 0.000 description 4
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 4
- 239000010937 tungsten Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- VHUUQVKOLVNVRT-UHFFFAOYSA-N Ammonium hydroxide Chemical compound [NH4+].[OH-] VHUUQVKOLVNVRT-UHFFFAOYSA-N 0.000 description 3
- 229910020674 Co—B Inorganic materials 0.000 description 3
- RJTANRZEWTUVMA-UHFFFAOYSA-N boron;n-methylmethanamine Chemical compound [B].CNC RJTANRZEWTUVMA-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- 239000010941 cobalt Substances 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 238000009713 electroplating Methods 0.000 description 3
- 239000010419 fine particle Substances 0.000 description 3
- 229910001385 heavy metal Inorganic materials 0.000 description 3
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- 239000003381 stabilizer Substances 0.000 description 3
- 150000003464 sulfur compounds Chemical class 0.000 description 3
- 230000032258 transport Effects 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- KWSLGOVYXMQPPX-UHFFFAOYSA-N 5-[3-(trifluoromethyl)phenyl]-2h-tetrazole Chemical compound FC(F)(F)C1=CC=CC(C2=NNN=N2)=C1 KWSLGOVYXMQPPX-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- DHMQDGOQFOQNFH-UHFFFAOYSA-N Glycine Chemical compound NCC(O)=O DHMQDGOQFOQNFH-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000012080 ambient air Substances 0.000 description 2
- 239000000908 ammonium hydroxide Substances 0.000 description 2
- VDTVZBCTOQDZSH-UHFFFAOYSA-N borane N-ethylethanamine Chemical compound B.CCNCC VDTVZBCTOQDZSH-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000002738 chelating agent Substances 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 125000001453 quaternary ammonium group Chemical group 0.000 description 2
- 230000007261 regionalization Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- KXDHJXZQYSOELW-UHFFFAOYSA-N Carbamic acid Chemical class NC(O)=O KXDHJXZQYSOELW-UHFFFAOYSA-N 0.000 description 1
- 229910020515 Co—W Inorganic materials 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- 206010012735 Diarrhoea Diseases 0.000 description 1
- 239000004471 Glycine Substances 0.000 description 1
- 101150003085 Pdcl gene Proteins 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- BFNBIHQBYMNNAN-UHFFFAOYSA-N ammonium sulfate Chemical compound N.N.OS(O)(=O)=O BFNBIHQBYMNNAN-UHFFFAOYSA-N 0.000 description 1
- 229910052921 ammonium sulfate Inorganic materials 0.000 description 1
- 235000011130 ammonium sulphate Nutrition 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 239000012298 atmosphere Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- WVMHLYQJPRXKLC-UHFFFAOYSA-N borane;n,n-dimethylmethanamine Chemical compound B.CN(C)C WVMHLYQJPRXKLC-UHFFFAOYSA-N 0.000 description 1
- QDWJUBJKEHXSMT-UHFFFAOYSA-N boranylidynenickel Chemical compound [Ni]#B QDWJUBJKEHXSMT-UHFFFAOYSA-N 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 235000010338 boric acid Nutrition 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000000872 buffer Substances 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 150000001868 cobalt Chemical class 0.000 description 1
- 229940011182 cobalt acetate Drugs 0.000 description 1
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 1
- 229940044175 cobalt sulfate Drugs 0.000 description 1
- 229910000361 cobalt sulfate Inorganic materials 0.000 description 1
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical compound [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 description 1
- QAHREYKOYSIQPH-UHFFFAOYSA-L cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-UHFFFAOYSA-L 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 230000002440 hepatic effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 150000002611 lead compounds Chemical class 0.000 description 1
- 238000001459 lithography Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- MGRWKWACZDFZJT-UHFFFAOYSA-N molybdenum tungsten Chemical compound [Mo].[W] MGRWKWACZDFZJT-UHFFFAOYSA-N 0.000 description 1
- VLAPMBHFAWRUQP-UHFFFAOYSA-L molybdic acid Chemical compound O[Mo](O)(=O)=O VLAPMBHFAWRUQP-UHFFFAOYSA-L 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- AVFBYUADVDVJQL-UHFFFAOYSA-N phosphoric acid;trioxotungsten;hydrate Chemical compound O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O AVFBYUADVDVJQL-UHFFFAOYSA-N 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000003870 refractory metal Substances 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 150000003567 thiocyanates Chemical class 0.000 description 1
- CMPGARWFYBADJI-UHFFFAOYSA-L tungstic acid Chemical compound O[W](O)(=O)=O CMPGARWFYBADJI-UHFFFAOYSA-L 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/70—Manufacture or treatment of devices consisting of a plurality of solid state components formed in or on a common substrate or of parts thereof; Manufacture of integrated circuit devices or of parts thereof
- H01L21/71—Manufacture of specific parts of devices defined in group H01L21/70
- H01L21/768—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics
- H01L21/76838—Applying interconnections to be used for carrying current between separate components within a device comprising conductors and dielectrics characterised by the formation and the after-treatment of the conductors
- H01L21/76841—Barrier, adhesion or liner layers
- H01L21/76843—Barrier, adhesion or liner layers formed in openings in a dielectric
- H01L21/76849—Barrier, adhesion or liner layers formed in openings in a dielectric the layer being positioned on top of the main fill metal
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
- H01L21/18—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 the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
-
- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1603—Process or apparatus coating on selected surface areas
- C23C18/1607—Process or apparatus coating on selected surface areas by direct patterning
-
- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1635—Composition of the substrate
- C23C18/1637—Composition of the substrate metallic substrate
-
- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1646—Characteristics of the product obtained
- C23C18/165—Multilayered product
- C23C18/1653—Two or more layers with at least one layer obtained by electroless plating and one layer obtained by electroplating
-
- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/31—Coating with metals
- C23C18/32—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron
- C23C18/34—Coating with nickel, cobalt or mixtures thereof with phosphorus or boron using reducing agents
-
- 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
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/52—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating using reducing agents for coating with metallic material not provided for in a single one of groups C23C18/32 - C23C18/50
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
- H01L21/18—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 the devices having semiconductor bodies comprising elements of Group IV of the Periodic Table or AIIIBV compounds with or without impurities, e.g. doping materials
- H01L21/28—Manufacture of electrodes on semiconductor bodies using processes or apparatus not provided for in groups H01L21/20 - H01L21/268
- H01L21/283—Deposition of conductive or insulating materials for electrodes conducting electric current
- H01L21/288—Deposition of conductive or insulating materials for electrodes conducting electric current from a liquid, e.g. electrolytic deposition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
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Abstract
Description
Claims (32)
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- 매입된(embedded) 배선구조체를 갖는 반도체디바이스의 노출된 배선의 표면 상에 도금막을 선택적으로 형성하기 위한 무전해도금액에 있어서,상기 무전해도금액은,코발트이온;착화제; 및알칼리금속이 포함되지 않은 환원제를 포함하여 이루어지며,상기 무전해도금액의 pH는, 알칼리금속이 포함되지 않은 pH조절제를 이용하여 5 내지 14 사이의 범위 내로 조절되는 것을 특징으로 하는 무전해도금액.
- 삭제
- 삭제
- 삭제
- 삭제
- 매입된 배선구조체를 갖는 반도체디바이스의 노출된 배선의 표면 상에 도금막을 선택적으로 형성하기 위한 무전해도금액에 있어서,상기 무전해도금액은,코발트이온;착화제;내열금속을 함유하는 화합물; 및알칼리금속이 포함되지 않은 환원제를 포함하여 이루어지며,상기 무전해도금액의 pH는, 알칼리금속이 포함되지 않은 pH조절제를 이용하여 5 내지 14 사이의 범위 내로 조절되는 것을 특징으로 하는 무전해도금액.
- 삭제
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- 구리, 구리합금, 은 또는 은합금 배선의 매입된 배선구조체를 갖는 반도체디바이스에 있어서,노출된 배선의 표면은 보호막으로 선택적으로 덮혀지고, 상기 보호막은 무전해도금액을 사용하는 무전해도금공정에 의하여 형성되고,상기 무전해도금액은,코발트이온;착화제; 및알칼리금속이 포함되지 않은 환원제를 포함하여 이루어지며,상기 무전해도금액의 pH는, 알칼리금속이 포함되지 않은 pH조절제를 이용하여 5 내지 14 사이의 범위 내로 조절되는 것을 특징으로 하는 반도체디바이스.
- 삭제
- 삭제
- 삭제
- 삭제
- 구리, 구리합금, 은 또는 은합금 배선의 매입된 배선구조체를 갖는 반도체디바이스에 있어서,노출된 배선의 표면은 보호막으로 선택적으로 덮혀지고, 상기 보호막은 무전해도금액을 사용하는 무전해도금공정에 의하여 형성되고,상기 무전해도금액은,코발트이온;착화제;내열금속을 함유하는 화합물; 및알칼리금속이 포함되지 않은 환원제를 포함하여 이루어지며,상기 무전해도금액의 pH는, 알칼리금속이 포함되지 않은 pH조절제를 이용하여 5 내지 14 사이의 범위 내로 조절되는 것을 특징으로 하는 반도체디바이스.
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
- 삭제
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- 반도체디바이스를 제조하는 방법에 있어서,매입된 배선구조체를 갖는 반도체기판 상에 무전해도금액으로 무전해도금하여, 상기 반도체기판의 배선의 표면 상에 도금막의 보호층을 선택적으로 형성하는 단계를 포함하여 이루어지며,상기 무전해도금액은,코발트이온;착화제; 및알칼리금속이 포함되지 않은 환원제를 포함하여 이루어지며,상기 무전해도금액의 pH는, 알칼리금속이 포함되지 않은 pH조절제를 이용하여 5 내지 14 사이의 범위 내로 조절되는 것을 특징으로 하는 반도체디바이스를 제조하는 방법.
- 삭제
- 삭제
- 삭제
- 삭제
- 반도체디바이스를 제조하는 방법에 있어서,매입된 배선구조체를 갖는 반도체기판 상에 무전해도금액으로 무전해도금하여, 상기 반도체기판의 배선의 표면 상에 도금막의 보호층을 선택적으로 형성하는 단계를 포함하여 이루어지며,상기 무전해도금액은,코발트이온;착화제;내열금속을 함유하는 화합물; 및알칼리금속이 포함되지 않은 환원제를 포함하여 이루어지며,상기 무전해도금액의 pH는, 알칼리금속이 포함되지 않은 pH조절제를 이용하여 5 내지 14 사이의 범위 내로 조절되는 것을 특징으로 하는 반도체디바이스를 제조하는 방법.
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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JPJP-P-2001-00167355 | 2001-06-01 | ||
JP2001167355 | 2001-06-01 | ||
JPJP-P-2001-00179341 | 2001-06-13 | ||
JP2001179341A JP2003049280A (ja) | 2001-06-01 | 2001-06-13 | 無電解めっき液及び半導体装置 |
PCT/JP2002/005250 WO2002099164A2 (en) | 2001-06-01 | 2002-05-30 | Electroless-plating solution and semiconductor device |
Publications (2)
Publication Number | Publication Date |
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KR20040008205A KR20040008205A (ko) | 2004-01-28 |
KR100891344B1 true KR100891344B1 (ko) | 2009-03-31 |
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KR1020037015760A KR100891344B1 (ko) | 2001-06-01 | 2002-05-30 | 무전해 도금액 및 반도체 디바이스 |
Country Status (5)
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JP (1) | JP2003049280A (ko) |
KR (1) | KR100891344B1 (ko) |
CN (1) | CN1285764C (ko) |
TW (1) | TW543091B (ko) |
WO (1) | WO2002099164A2 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004304021A (ja) * | 2003-03-31 | 2004-10-28 | Ebara Corp | 半導体装置の製造方法及び製造装置 |
JP4663965B2 (ja) * | 2003-02-27 | 2011-04-06 | 株式会社荏原製作所 | 基板処理方法及び基板処理装置 |
JP2005015885A (ja) * | 2003-06-27 | 2005-01-20 | Ebara Corp | 基板処理方法及び装置 |
KR100859259B1 (ko) * | 2005-12-29 | 2008-09-18 | 주식회사 엘지화학 | 캡층 형성을 위한 코발트 계열 합금 무전해 도금 용액 및이를 이용하는 무전해 도금 방법 |
JP2007246979A (ja) * | 2006-03-15 | 2007-09-27 | Jsr Corp | 無電解めっき液 |
JP2007246978A (ja) * | 2006-03-15 | 2007-09-27 | Jsr Corp | 無電解めっき液 |
JP2007246980A (ja) * | 2006-03-15 | 2007-09-27 | Jsr Corp | 無電解めっき液 |
JP2007246981A (ja) * | 2006-03-15 | 2007-09-27 | Jsr Corp | 無電解めっき液 |
KR100774651B1 (ko) | 2006-07-21 | 2007-11-08 | 동부일렉트로닉스 주식회사 | 반도체 소자의 구리배선 형성방법 및 구조 |
TW200825207A (en) * | 2006-09-29 | 2008-06-16 | Wako Pure Chem Ind Ltd | Composition for nonelectrolytic plating and method of forming metallic protection film using the same |
US7794530B2 (en) | 2006-12-22 | 2010-09-14 | Lam Research Corporation | Electroless deposition of cobalt alloys |
US9496145B2 (en) | 2014-03-19 | 2016-11-15 | Applied Materials, Inc. | Electrochemical plating methods |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5240497A (en) * | 1991-10-08 | 1993-08-31 | Cornell Research Foundation, Inc. | Alkaline free electroless deposition |
US5695810A (en) * | 1996-11-20 | 1997-12-09 | Cornell Research Foundation, Inc. | Use of cobalt tungsten phosphide as a barrier material for copper metallization |
KR19990015599A (ko) * | 1997-08-07 | 1999-03-05 | 윤종용 | 무전해 도금을 이용한 반도체장치의 듀얼 다마슨금속 배선층 형성방법 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3917464A (en) * | 1973-07-20 | 1975-11-04 | Us Army | Electroless deposition of cobalt boron |
US4232060A (en) * | 1979-01-22 | 1980-11-04 | Richardson Chemical Company | Method of preparing substrate surface for electroless plating and products produced thereby |
WO1990009467A1 (en) * | 1989-02-17 | 1990-08-23 | Polymetals Technology Limited | Plating composition and process |
JPH051384A (ja) * | 1991-06-21 | 1993-01-08 | Nec Corp | 無電解めつき浴 |
US5203911A (en) * | 1991-06-24 | 1993-04-20 | Shipley Company Inc. | Controlled electroless plating |
JP3514800B2 (ja) * | 1994-01-27 | 2004-03-31 | 哲彌 逢坂 | 軟磁性薄膜およびその製造方法 |
US6342733B1 (en) * | 1999-07-27 | 2002-01-29 | International Business Machines Corporation | Reduced electromigration and stressed induced migration of Cu wires by surface coating |
-
2001
- 2001-06-13 JP JP2001179341A patent/JP2003049280A/ja active Pending
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2002
- 2002-05-30 KR KR1020037015760A patent/KR100891344B1/ko active IP Right Grant
- 2002-05-30 CN CNB028111192A patent/CN1285764C/zh not_active Expired - Fee Related
- 2002-05-30 WO PCT/JP2002/005250 patent/WO2002099164A2/en active Application Filing
- 2002-05-30 TW TW091111514A patent/TW543091B/zh not_active IP Right Cessation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5240497A (en) * | 1991-10-08 | 1993-08-31 | Cornell Research Foundation, Inc. | Alkaline free electroless deposition |
US5695810A (en) * | 1996-11-20 | 1997-12-09 | Cornell Research Foundation, Inc. | Use of cobalt tungsten phosphide as a barrier material for copper metallization |
KR19990015599A (ko) * | 1997-08-07 | 1999-03-05 | 윤종용 | 무전해 도금을 이용한 반도체장치의 듀얼 다마슨금속 배선층 형성방법 |
Also Published As
Publication number | Publication date |
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WO2002099164A2 (en) | 2002-12-12 |
WO2002099164A3 (en) | 2004-05-21 |
TW543091B (en) | 2003-07-21 |
JP2003049280A (ja) | 2003-02-21 |
CN1527888A (zh) | 2004-09-08 |
CN1285764C (zh) | 2006-11-22 |
KR20040008205A (ko) | 2004-01-28 |
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