KR101058917B1 - 전기 도금 장치 - Google Patents
전기 도금 장치 Download PDFInfo
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- KR101058917B1 KR101058917B1 KR1020057016780A KR20057016780A KR101058917B1 KR 101058917 B1 KR101058917 B1 KR 101058917B1 KR 1020057016780 A KR1020057016780 A KR 1020057016780A KR 20057016780 A KR20057016780 A KR 20057016780A KR 101058917 B1 KR101058917 B1 KR 101058917B1
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- Prior art keywords
- plating
- plating solution
- substrate
- workpiece
- stirring
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- 238000009713 electroplating Methods 0.000 title claims description 46
- 238000007747 plating Methods 0.000 claims abstract description 466
- 238000003756 stirring Methods 0.000 claims abstract description 191
- 230000007246 mechanism Effects 0.000 claims abstract description 66
- 239000007921 spray Substances 0.000 claims abstract description 35
- 238000005507 spraying Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 42
- 239000012777 electrically insulating material Substances 0.000 claims description 3
- 239000000758 substrate Substances 0.000 abstract description 282
- 239000004065 semiconductor Substances 0.000 abstract description 12
- 239000000243 solution Substances 0.000 description 194
- 238000012546 transfer Methods 0.000 description 30
- 230000008569 process Effects 0.000 description 19
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 19
- 239000002184 metal Substances 0.000 description 15
- 229910052751 metal Inorganic materials 0.000 description 15
- 238000004140 cleaning Methods 0.000 description 14
- 238000007772 electroless plating Methods 0.000 description 14
- 230000004913 activation Effects 0.000 description 11
- 239000004020 conductor Substances 0.000 description 9
- 238000012545 processing Methods 0.000 description 9
- 238000001035 drying Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 7
- 235000012431 wafers Nutrition 0.000 description 7
- 238000007664 blowing Methods 0.000 description 6
- 230000000593 degrading effect Effects 0.000 description 5
- 238000011068 loading method Methods 0.000 description 5
- 230000000717 retained effect Effects 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000003989 dielectric material Substances 0.000 description 4
- 238000005192 partition Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 238000007598 dipping method Methods 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000011295 pitch Substances 0.000 description 3
- 229910052721 tungsten Inorganic materials 0.000 description 3
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- 241000196324 Embryophyta Species 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000004696 Poly ether ether ketone Substances 0.000 description 2
- JUPQTSLXMOCDHR-UHFFFAOYSA-N benzene-1,4-diol;bis(4-fluorophenyl)methanone Chemical compound OC1=CC=C(O)C=C1.C1=CC(F)=CC=C1C(=O)C1=CC=C(F)C=C1 JUPQTSLXMOCDHR-UHFFFAOYSA-N 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 239000011261 inert gas Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
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- 229910021645 metal ion Inorganic materials 0.000 description 2
- 229920002530 polyetherether ketone Polymers 0.000 description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- XPFVYQJUAUNWIW-UHFFFAOYSA-N furfuryl alcohol Chemical compound OCC1=CC=CO1 XPFVYQJUAUNWIW-UHFFFAOYSA-N 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
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229920000368 omega-hydroxypoly(furan-2,5-diylmethylene) polymer Polymers 0.000 description 1
- 238000012536 packaging technology Methods 0.000 description 1
- 238000002161 passivation Methods 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000012260 resinous material Substances 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/008—Current shielding devices
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- 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
- C23C18/1619—Apparatus for electroless plating
- C23C18/1628—Specific elements or parts of the apparatus
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- C25D17/00—Constructional parts, or assemblies thereof, of cells for electrolytic coating
- C25D17/001—Apparatus specially adapted for electrolytic coating of wafers, e.g. semiconductors or solar cells
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- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
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- C25D21/00—Processes for servicing or operating cells for electrolytic coating
- C25D21/10—Agitating of electrolytes; Moving of racks
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- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/08—Electroplating with moving electrolyte e.g. jet electroplating
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- C25D7/00—Electroplating characterised by the article coated
- C25D7/12—Semiconductors
- C25D7/123—Semiconductors first coated with a seed layer or a conductive layer
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Abstract
Description
Claims (21)
- 전기 도금 장치에 있어서,도금 용액을 유지하는 도금 탱크;상기 도금 탱크 내에 배치되어, 상기 도금 탱크 내에 유지된 상기 도금 용액에 침지되는 애노드;작업물을 유지시키고 상기 도금 탱크 내에 유지된 도금 용액과 상기 작업물의 도금될 표면을 접촉시키는 홀더;그 안에 개구(opening)를 가지고, 상기 도금 탱크의 내부를, 애노드를 수용하는 애노드 구획과 상기 홀더에 의해 유지되는 상기 작업물을 수용하는 작업물 구획으로 나누도록 배치된 고정판; 및상기 도금 탱크 내에 유지된 상기 도금 용액 내에 침지되도록 상기 고정판에 고정되고, 상기 작업물의 외측 프로파일(outer profile)을 따라 연장되도록 형성되고, 상기 도금 탱크 내에 상기 도금 용액을 공급하도록 상기 홀더에 의해 유지된 상기 작업물의 도금될 표면 쪽으로 상기 도금 용액을 분사시키는 복수의 도금 용액 분사 노즐들을 갖는 링형상의 노즐 파이프를 포함하는 전기 도금 장치.
- 제1항에 있어서,상기 도금 용액 분사 노즐들로부터 분사된 도금 용액의 물줄기들은, 상기 홀더에 의해 유지된 상기 작업물의 도금될 표면의 실질적으로 중심 영역 상에서 또는 상기 중심 영역 앞에서 서로 결합되는 전기 도금 장치.
- 제1항에 있어서,상기 도금 탱크 내에 도금 용액을 공급하도록 상기 애노드 쪽으로 상기 도금 용액을 분사시키는 도금 용액 분사 노즐을 더 포함하는 전기 도금 장치.
- 제1항에 있어서,상기 노즐 파이프는 상기 홀더에 의해 유지된 상기 작업물에 대해 상대적으로 이동가능한 전기 도금 장치.
- 제1항에 있어서,상기 노즐 파이프 및 상기 도금 용액 분사 노즐들 중 하나 이상은 전기 절연 물질로 만들어지는 전기 도금 장치.
- 제1항에 있어서,상기 도금 탱크 내의 도금 용액에 침지되는 교반 날개를 가지고, 작업물의 상기 도금될 표면을 향하는 위치에 배치되는 교반 기구;를 더 포함하고, 상기 교반 날개는 상기 도금 용액을 교반시키도록 상기 작업물의 도금될 표면에 대해 평행하게 왕복 운동하며;상기 교반 날개는 1 이상의 측면 상에 요철부들을 가지며, 상기 요철부들은 삼각형 또는 직사각형의 톱니형 요철부들의 연속, 또는 미리 설정된 간격들로 형성된 다수의 좁은 홈들을 포함하는 전기 도금 장치.
- 제6항에 있어서,상기 요철부들이 제공된 상기 교반 날개의 측면은, 상기 작업물의 도금될 표면을 향하는 전기 도금 장치.
- 제6항에 있어서,상기 교반 기구는 복수의 교반 날개들을 가지는 전기 도금 장치.
- 제1항에 있어서,상기 도금 탱크 내의 도금 용액에 교반 날개가 침지되어 상기 도금 용액을 교반시키는 교반 기구를 더 포함하며,상기 교반 날개는 각자의 독립적인 구동 기구들에 의해 작동가능한 복수의 교반 날개들을 포함하는 전기 도금 장치.
- 제9항에 있어서,상기 교반 날개들은 서로 상이한 형상을 가지는 전기 도금 장치.
- 제9항에 있어서,상기 교반 날개들은 작업물의 도금될 표면에 대해 평행한 방향들로 왕복 운동하는 전기 도금 장치.
- 제1항에 있어서,상기 도금 탱크 내의 도금 용액에 침지되는 교반 날개를 가지고, 상기 작업물의 도금될 표면을 향하는 위치에 배치되는 교반 기구;를 더 포함하고, 상기 교반 날개는 상기 도금 용액을 교반시키도록 상기 작업물의 도금될 표면에 대해 평행하게 왕복 운동하며;상기 교반 날개는 상기 작업물의 도금될 표면에 대해 각도를 가지되, 상기 각도는 상기 교반 날개가 이동되는 방향이 변화됨에 따라 변동가능한 전기 도금 장치.
- 제12항에 있어서,상기 교반 기구는 복수의 교반 날개들을 가지는 전기 도금 장치.
- 제1항에 있어서,상기 도금 탱크 내의 상기 도금 용액을 교반시키는 교반 기구를 더 포함하며,상기 교반 기구는 상기 작업물의 도금될 표면과 근접하여 배치된 제 1 교반 날개 및 상기 애노드에 근접하여 배치된 제 2 교반 날개를 가지는 전기 도금 장치.
- 제14항에 있어서,상기 제 1 교반 날개는 상기 작업물의 도금될 표면에 대해 평행하게 왕복 운동하고, 상기 제 2 교반 날개는 상기 작업물의 도금될 표면을 향하는 상기 애노드의 표면에 대해 평행하게 왕복 운동하는 전기 도금 장치.
- 제1항에 있어서,상기 작업물은 원형의 외측 프로파일을 가지며, 상기 고정판의 상기 개구는 상기 노즐 파이프의 내부 직경과 실질적으로 동일하거나, 또는 상기 노즐 파이프의 내부 직경보다 약간 작은 크기를 가지는 전기 도금 장치.
- 제1항에 있어서,중심 구멍을 가지고, 상기 고정판과 상기 홀더에 의해 유지된 상기 작업물 사이의 상기 도금 탱크 내에 배치되는 조절판을 더 포함하는 전기 도금 장치.
- 제1항에 있어서,상기 고정판과 상기 홀더에 의해 유지된 상기 작업물 사이의 상기 도금 탱크 내에 있는 교반 날개를 더 포함하며, 상기 교반 날개는 상기 도금 탱크 내에 유지된 상기 도금 용액을 교반시키도록 상기 작업물의 도금될 표면에 대해 평행하게 왕복 운동하도록 구성된 전기 도금 장치.
- 삭제
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- 삭제
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JP2003065476 | 2003-03-11 | ||
JPJP-P-2003-00065476 | 2003-03-11 | ||
JP2003208315 | 2003-08-21 | ||
JPJP-P-2003-00208315 | 2003-08-21 | ||
PCT/JP2004/003040 WO2004081261A2 (en) | 2003-03-11 | 2004-03-09 | Plating apparatus |
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KR20050114226A KR20050114226A (ko) | 2005-12-05 |
KR101058917B1 true KR101058917B1 (ko) | 2011-08-23 |
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US (2) | US7875158B2 (ko) |
EP (1) | EP1602127A2 (ko) |
JP (2) | JP4805141B2 (ko) |
KR (1) | KR101058917B1 (ko) |
CN (1) | CN101812711B (ko) |
TW (2) | TWI341875B (ko) |
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CN101812711A (zh) | 2010-08-25 |
JP2010106369A (ja) | 2010-05-13 |
JP2006519932A (ja) | 2006-08-31 |
WO2004081261A2 (en) | 2004-09-23 |
TWI498451B (zh) | 2015-09-01 |
US20110073482A1 (en) | 2011-03-31 |
TWI341875B (en) | 2011-05-11 |
EP1602127A2 (en) | 2005-12-07 |
JP4805141B2 (ja) | 2011-11-02 |
KR20050114226A (ko) | 2005-12-05 |
JP5175871B2 (ja) | 2013-04-03 |
US20060113185A1 (en) | 2006-06-01 |
WO2004081261B1 (en) | 2005-07-14 |
TW201131012A (en) | 2011-09-16 |
WO2004081261A3 (en) | 2005-05-26 |
TW200422429A (en) | 2004-11-01 |
US8252167B2 (en) | 2012-08-28 |
CN101812711B (zh) | 2011-11-16 |
US7875158B2 (en) | 2011-01-25 |
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