KR20060040022A - 반도체 장치용 금속 기판 및 이를 위한 도금액과 도금 방법 - Google Patents
반도체 장치용 금속 기판 및 이를 위한 도금액과 도금 방법 Download PDFInfo
- Publication number
- KR20060040022A KR20060040022A KR1020040089202A KR20040089202A KR20060040022A KR 20060040022 A KR20060040022 A KR 20060040022A KR 1020040089202 A KR1020040089202 A KR 1020040089202A KR 20040089202 A KR20040089202 A KR 20040089202A KR 20060040022 A KR20060040022 A KR 20060040022A
- Authority
- KR
- South Korea
- Prior art keywords
- nickel
- metal substrate
- plating
- phosphorus
- semiconductor device
- Prior art date
Links
- 238000007747 plating Methods 0.000 title claims abstract description 134
- 239000002184 metal Substances 0.000 title claims abstract description 75
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 75
- 239000000758 substrate Substances 0.000 title claims abstract description 74
- 239000004065 semiconductor Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 21
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 104
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052698 phosphorus Inorganic materials 0.000 claims abstract description 54
- 239000011574 phosphorus Substances 0.000 claims abstract description 54
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 52
- ISIJQEHRDSCQIU-UHFFFAOYSA-N tert-butyl 2,7-diazaspiro[4.5]decane-7-carboxylate Chemical compound C1N(C(=O)OC(C)(C)C)CCCC11CNCC1 ISIJQEHRDSCQIU-UHFFFAOYSA-N 0.000 claims abstract description 49
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 12
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910019142 PO4 Inorganic materials 0.000 claims abstract description 7
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 claims abstract description 7
- 239000010452 phosphate Substances 0.000 claims abstract description 7
- 229910001096 P alloy Inorganic materials 0.000 claims abstract description 6
- LGQLOGILCSXPEA-UHFFFAOYSA-L nickel sulfate Chemical compound [Ni+2].[O-]S([O-])(=O)=O LGQLOGILCSXPEA-UHFFFAOYSA-L 0.000 claims abstract description 5
- 229910000363 nickel(II) sulfate Inorganic materials 0.000 claims abstract description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 7
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 claims description 7
- DITXJPASYXFQAS-UHFFFAOYSA-N nickel;sulfamic acid Chemical compound [Ni].NS(O)(=O)=O DITXJPASYXFQAS-UHFFFAOYSA-N 0.000 claims 1
- 238000005260 corrosion Methods 0.000 abstract description 9
- 230000007797 corrosion Effects 0.000 abstract description 9
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 abstract description 8
- 239000000654 additive Substances 0.000 abstract description 4
- 229910000147 aluminium phosphate Inorganic materials 0.000 abstract description 4
- KERTUBUCQCSNJU-UHFFFAOYSA-L nickel(2+);disulfamate Chemical compound [Ni+2].NS([O-])(=O)=O.NS([O-])(=O)=O KERTUBUCQCSNJU-UHFFFAOYSA-L 0.000 abstract description 4
- 230000000996 additive effect Effects 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 9
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 description 9
- 238000005299 abrasion Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- 150000002500 ions Chemical class 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000004070 electrodeposition Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000010297 mechanical methods and process Methods 0.000 description 2
- 238000001878 scanning electron micrograph Methods 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 description 1
- 229910021585 Nickel(II) bromide Inorganic materials 0.000 description 1
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 1
- 238000005452 bending Methods 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
- 238000003486 chemical etching Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 1
- 229910001453 nickel ion Inorganic materials 0.000 description 1
- IPLJNQFXJUCRNH-UHFFFAOYSA-L nickel(2+);dibromide Chemical compound [Ni+2].[Br-].[Br-] IPLJNQFXJUCRNH-UHFFFAOYSA-L 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000000699 topical effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/12—Mountings, e.g. non-detachable insulating substrates
- H01L23/14—Mountings, e.g. non-detachable insulating substrates characterised by the material or its electrical properties
- H01L23/142—Metallic substrates having insulating layers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/52—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames
- H01L23/522—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body
- H01L23/532—Arrangements for conducting electric current within the device in operation from one component to another, i.e. interconnections, e.g. wires, lead frames including external interconnections consisting of a multilayer structure of conductive and insulating layers inseparably formed on the semiconductor body characterised by the materials
- H01L23/53204—Conductive materials
- H01L23/53209—Conductive materials based on metals, e.g. alloys, metal silicides
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Electroplating Methods And Accessories (AREA)
- Electroplating And Plating Baths Therefor (AREA)
Abstract
Description
Claims (11)
- 금속 기재; 및,상기 금속 기재의 표면에 0.2~2.0㎛의 두께를 갖도록 니켈-인 합금으로 형성된 메인 도금층을 포함하여 이루어진 것을 특징으로 하는 반도체 장치용 금속 기판.
- 제 1 항에 있어서, 상기 금속 기재는 구리, 구리 합금 또는 니켈-철 합금중 선택된 어느 하나인 것을 특징으로 하는 반도체 장치용 금속 기판.
- 제 1 항 또는 제 2 항에 있어서, 상기 금속 기재와 메인 도금층 사이에는 0.5~4.0㎛의 두께를 갖도록 니켈로 형성된 서브 도금층이 더 형성된 것을 특징으로 하는 반도체 장치용 금속 기판.
- 제 1 항 또는 제 2 항에 있어서, 상기 메인 도금층의 인 함량은 3.5~15wt%인 것을 특징으로 하는 반도체 장치용 금속 기판.
- 니켈과 인이 함께 존재하는 것을 특징으로 하는 반도체 장치용 금속 기판을 위한 도금액.
- 제 5 항에 있어서, 상기 니켈은 공급원이 설파민산니켈 또는 황산니켈중 선택된 어느 하나이고, 상기 인은 정인산과 아인산의 공석(共析)인 것을 특징으로 하는 반도체 장치용 금속 기판을 위한 도금액.
- 제 6 항에 있어서,상기 니켈과 인의 농도 무게비(wt%)는 1 : 0.5 ~ 1.2이고,상기 정인산 및 아인산의 비는 1 : 0.15 ~ 0.80이며,상기 니켈, 정인산 및 아인산의 총 농도는 150 ~ 220g/ℓ인 것을 특징으로 하는 반도체 장치용 금속 기판을 위한 도금액.
- 제 7 항에 있어서, 상기 도금액에는 에틸렌옥사이드가 첨가되고, 상기 인과 에틸렌옥사이드의 비는 1 : 0.002 ~ 0.006인 것을 특징으로 하는 반도체 장치용 금속 기판을 위한 도금액.
- 제 8 항의 도금액을 이용하여 금속 기재를 도금하되, 도금액의 온도는 50~80℃가 되도록 하고, 산도(pH)는 1~3이 되도록 함을 특징으로 하는 반도체 장치용 금속 기판을 위한 도금 방법.
- 제 9 항에 있어서, 상기 금속 기재는 구리, 구리 합금 또는 니켈-철 합금중 선택된 어느 하나인 것을 특징으로 하는 반도체 장치용 금속 기판을 위한 도금 방 법.
- 제 9 항 또는 제 10 항에 있어서, 상기 금속 기재에는 니켈이 미리 도금됨을 특징으로 하는 반도체 장치용 금속 기판을 위한 도금 방법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20040089202A KR100637870B1 (ko) | 2004-11-04 | 2004-11-04 | 반도체 장치용 금속 기판 및 이를 위한 도금액과 도금 방법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR20040089202A KR100637870B1 (ko) | 2004-11-04 | 2004-11-04 | 반도체 장치용 금속 기판 및 이를 위한 도금액과 도금 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060040022A true KR20060040022A (ko) | 2006-05-10 |
KR100637870B1 KR100637870B1 (ko) | 2006-10-24 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR20040089202A KR100637870B1 (ko) | 2004-11-04 | 2004-11-04 | 반도체 장치용 금속 기판 및 이를 위한 도금액과 도금 방법 |
Country Status (1)
Country | Link |
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KR (1) | KR100637870B1 (ko) |
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2004
- 2004-11-04 KR KR20040089202A patent/KR100637870B1/ko not_active IP Right Cessation
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KR100637870B1 (ko) | 2006-10-24 |
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