JP4351079B2 - 無電解金属めっきのブリッジ防止液およびこれを用いたプリント配線板の製造方法 - Google Patents
無電解金属めっきのブリッジ防止液およびこれを用いたプリント配線板の製造方法 Download PDFInfo
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- JP4351079B2 JP4351079B2 JP2004019521A JP2004019521A JP4351079B2 JP 4351079 B2 JP4351079 B2 JP 4351079B2 JP 2004019521 A JP2004019521 A JP 2004019521A JP 2004019521 A JP2004019521 A JP 2004019521A JP 4351079 B2 JP4351079 B2 JP 4351079B2
- Authority
- JP
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- Prior art keywords
- wiring board
- plating
- printed wiring
- resin
- catalyst
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000007747 plating Methods 0.000 title claims description 58
- 229910052751 metal Inorganic materials 0.000 title claims description 22
- 239000002184 metal Substances 0.000 title claims description 22
- 238000004519 manufacturing process Methods 0.000 title claims description 16
- 239000003054 catalyst Substances 0.000 claims description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 31
- 239000011347 resin Substances 0.000 claims description 30
- 229920005989 resin Polymers 0.000 claims description 30
- 229910052802 copper Inorganic materials 0.000 claims description 29
- 239000010949 copper Substances 0.000 claims description 29
- 230000002265 prevention Effects 0.000 claims description 20
- 239000000126 substance Substances 0.000 claims description 13
- 229910052717 sulfur Inorganic materials 0.000 claims description 13
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 12
- 239000011593 sulfur Substances 0.000 claims description 12
- 238000005530 etching Methods 0.000 claims description 8
- 238000001465 metallisation Methods 0.000 claims description 6
- RLDQYSHDFVSAPL-UHFFFAOYSA-L calcium;dithiocyanate Chemical group [Ca+2].[S-]C#N.[S-]C#N RLDQYSHDFVSAPL-UHFFFAOYSA-L 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 125000003396 thiol group Chemical group [H]S* 0.000 claims description 2
- 239000007788 liquid Substances 0.000 description 40
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 24
- 239000000243 solution Substances 0.000 description 17
- 238000000034 method Methods 0.000 description 16
- 229910052759 nickel Inorganic materials 0.000 description 12
- 230000003405 preventing effect Effects 0.000 description 11
- -1 sodium thiosulfate Chemical compound 0.000 description 11
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 10
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 9
- 229910017604 nitric acid Inorganic materials 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- 229920006317 cationic polymer Polymers 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 5
- 239000010931 gold Substances 0.000 description 5
- 229910052737 gold Inorganic materials 0.000 description 5
- 239000010410 layer Substances 0.000 description 5
- 229910052763 palladium Inorganic materials 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 4
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000000460 chlorine Substances 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 238000000151 deposition Methods 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 229920002006 poly(N-vinylimidazole) polymer Polymers 0.000 description 4
- 235000002639 sodium chloride Nutrition 0.000 description 4
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 3
- 229920002873 Polyethylenimine Polymers 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Natural products NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- LNOPIUAQISRISI-UHFFFAOYSA-N n'-hydroxy-2-propan-2-ylsulfonylethanimidamide Chemical compound CC(C)S(=O)(=O)CC(N)=NO LNOPIUAQISRISI-UHFFFAOYSA-N 0.000 description 3
- 238000005507 spraying Methods 0.000 description 3
- 239000004094 surface-active agent Substances 0.000 description 3
- 150000003567 thiocyanates Chemical class 0.000 description 3
- 150000003573 thiols Chemical class 0.000 description 3
- YXIWHUQXZSMYRE-UHFFFAOYSA-N 1,3-benzothiazole-2-thiol Chemical compound C1=CC=C2SC(S)=NC2=C1 YXIWHUQXZSMYRE-UHFFFAOYSA-N 0.000 description 2
- NLXLAEXVIDQMFP-UHFFFAOYSA-N Ammonia chloride Chemical compound [NH4+].[Cl-] NLXLAEXVIDQMFP-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- WCUXLLCKKVVCTQ-UHFFFAOYSA-M Potassium chloride Chemical compound [Cl-].[K+] WCUXLLCKKVVCTQ-UHFFFAOYSA-M 0.000 description 2
- 150000005215 alkyl ethers Chemical class 0.000 description 2
- 239000002585 base Substances 0.000 description 2
- 125000004432 carbon atom Chemical group C* 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 239000003112 inhibitor Substances 0.000 description 2
- KWGKDLIKAYFUFQ-UHFFFAOYSA-M lithium chloride Chemical compound [Li+].[Cl-] KWGKDLIKAYFUFQ-UHFFFAOYSA-M 0.000 description 2
- 239000002736 nonionic surfactant Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000011780 sodium chloride Substances 0.000 description 2
- AKHNMLFCWUSKQB-UHFFFAOYSA-L sodium thiosulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=S AKHNMLFCWUSKQB-UHFFFAOYSA-L 0.000 description 2
- 235000019345 sodium thiosulphate Nutrition 0.000 description 2
- UMGDCJDMYOKAJW-UHFFFAOYSA-N thiourea Chemical compound NC(N)=S UMGDCJDMYOKAJW-UHFFFAOYSA-N 0.000 description 2
- 150000003585 thioureas Chemical class 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- JIAARYAFYJHUJI-UHFFFAOYSA-L zinc dichloride Chemical compound [Cl-].[Cl-].[Zn+2] JIAARYAFYJHUJI-UHFFFAOYSA-L 0.000 description 2
- YHMYGUUIMTVXNW-UHFFFAOYSA-N 1,3-dihydrobenzimidazole-2-thione Chemical compound C1=CC=C2NC(S)=NC2=C1 YHMYGUUIMTVXNW-UHFFFAOYSA-N 0.000 description 1
- OXFSTTJBVAAALW-UHFFFAOYSA-N 1,3-dihydroimidazole-2-thione Chemical compound SC1=NC=CN1 OXFSTTJBVAAALW-UHFFFAOYSA-N 0.000 description 1
- WGJCBBASTRWVJL-UHFFFAOYSA-N 1,3-thiazolidine-2-thione Chemical compound SC1=NCCS1 WGJCBBASTRWVJL-UHFFFAOYSA-N 0.000 description 1
- AFBBKYQYNPNMAT-UHFFFAOYSA-N 1h-1,2,4-triazol-1-ium-3-thiolate Chemical compound SC=1N=CNN=1 AFBBKYQYNPNMAT-UHFFFAOYSA-N 0.000 description 1
- YYYOQURZQWIILK-UHFFFAOYSA-N 2-[(2-aminophenyl)disulfanyl]aniline Chemical compound NC1=CC=CC=C1SSC1=CC=CC=C1N YYYOQURZQWIILK-UHFFFAOYSA-N 0.000 description 1
- FLFWJIBUZQARMD-UHFFFAOYSA-N 2-mercapto-1,3-benzoxazole Chemical compound C1=CC=C2OC(S)=NC2=C1 FLFWJIBUZQARMD-UHFFFAOYSA-N 0.000 description 1
- GEHMBYLTCISYNY-UHFFFAOYSA-N Ammonium sulfamate Chemical compound [NH4+].NS([O-])(=O)=O GEHMBYLTCISYNY-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- FLVIGYVXZHLUHP-UHFFFAOYSA-N N,N'-diethylthiourea Chemical compound CCNC(=S)NCC FLVIGYVXZHLUHP-UHFFFAOYSA-N 0.000 description 1
- FULZLIGZKMKICU-UHFFFAOYSA-N N-phenylthiourea Chemical compound NC(=S)NC1=CC=CC=C1 FULZLIGZKMKICU-UHFFFAOYSA-N 0.000 description 1
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 description 1
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- MNOILHPDHOHILI-UHFFFAOYSA-N Tetramethylthiourea Chemical compound CN(C)C(=S)N(C)C MNOILHPDHOHILI-UHFFFAOYSA-N 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- 235000019270 ammonium chloride Nutrition 0.000 description 1
- SOIFLUNRINLCBN-UHFFFAOYSA-N ammonium thiocyanate Chemical compound [NH4+].[S-]C#N SOIFLUNRINLCBN-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- ORTQZVOHEJQUHG-UHFFFAOYSA-L copper(II) chloride Chemical compound Cl[Cu]Cl ORTQZVOHEJQUHG-UHFFFAOYSA-L 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 235000011167 hydrochloric acid Nutrition 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 229910001504 inorganic chloride Inorganic materials 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- FBAFATDZDUQKNH-UHFFFAOYSA-M iron chloride Chemical compound [Cl-].[Fe] FBAFATDZDUQKNH-UHFFFAOYSA-M 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 description 1
- 150000002825 nitriles Chemical class 0.000 description 1
- 150000005440 nitrobenzoic acid derivatives Chemical class 0.000 description 1
- 239000005416 organic matter Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000009832 plasma treatment Methods 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 239000001103 potassium chloride Substances 0.000 description 1
- 235000011164 potassium chloride Nutrition 0.000 description 1
- ZNNZYHKDIALBAK-UHFFFAOYSA-M potassium thiocyanate Chemical compound [K+].[S-]C#N ZNNZYHKDIALBAK-UHFFFAOYSA-M 0.000 description 1
- 229940116357 potassium thiocyanate Drugs 0.000 description 1
- BTAAXEFROUUDIL-UHFFFAOYSA-M potassium;sulfamate Chemical compound [K+].NS([O-])(=O)=O BTAAXEFROUUDIL-UHFFFAOYSA-M 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- WHMDPDGBKYUEMW-UHFFFAOYSA-N pyridine-2-thiol Chemical compound SC1=CC=CC=N1 WHMDPDGBKYUEMW-UHFFFAOYSA-N 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- KKCBUQHMOMHUOY-UHFFFAOYSA-N sodium oxide Chemical compound [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 1
- 229910001948 sodium oxide Inorganic materials 0.000 description 1
- VGTPCRGMBIAPIM-UHFFFAOYSA-M sodium thiocyanate Chemical compound [Na+].[S-]C#N VGTPCRGMBIAPIM-UHFFFAOYSA-M 0.000 description 1
- QDWYPRSFEZRKDK-UHFFFAOYSA-M sodium;sulfamate Chemical compound [Na+].NS([O-])(=O)=O QDWYPRSFEZRKDK-UHFFFAOYSA-M 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- IIACRCGMVDHOTQ-UHFFFAOYSA-N sulfamic acid group Chemical class S(N)(O)(=O)=O IIACRCGMVDHOTQ-UHFFFAOYSA-N 0.000 description 1
- 150000003457 sulfones Chemical class 0.000 description 1
- 125000004434 sulfur atom Chemical group 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- YUKQRDCYNOVPGJ-UHFFFAOYSA-N thioacetamide Chemical compound CC(N)=S YUKQRDCYNOVPGJ-UHFFFAOYSA-N 0.000 description 1
- DLFVBJFMPXGRIB-UHFFFAOYSA-N thioacetamide Natural products CC(N)=O DLFVBJFMPXGRIB-UHFFFAOYSA-N 0.000 description 1
- UVZICZIVKIMRNE-UHFFFAOYSA-N thiodiacetic acid Chemical compound OC(=O)CSCC(O)=O UVZICZIVKIMRNE-UHFFFAOYSA-N 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- KUAZQDVKQLNFPE-UHFFFAOYSA-N thiram Chemical compound CN(C)C(=S)SSC(=S)N(C)C KUAZQDVKQLNFPE-UHFFFAOYSA-N 0.000 description 1
- 229960002447 thiram Drugs 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- 239000011592 zinc chloride Substances 0.000 description 1
- 235000005074 zinc chloride Nutrition 0.000 description 1
Landscapes
- Chemically Coating (AREA)
- Manufacturing Of Printed Wiring (AREA)
Description
PVI(BASF製)が挙げられる。上記カチオン性ポリマーの含有量は0.01〜50g/Lが好ましく、特に0.05〜20g/Lが好ましい。カチオン性ポリマーの含有量が0.01g/Lより少ないと銅に対する溶解性を低下させる効果がほとんどなく、50g/Lより多いと銅に対する溶解性を低下させる効果が無いばかりでなく触媒の除去効果も低下する。
ブリッジ防止試験(1):
銅張積層板(コア材:MCL−E67、日立化成工業(株)製)上の銅箔を硫酸200mL/Lおよび過酸化水素150mL/Lからなる水溶液により剥離した樹脂基材を用い、これをセミアディティブ法により処理し、ライン/スペース(L/S)=20/20、30/30、50/50、75/75(μm)の4種類の銅配線パターンを有する試験片を作製した。
触媒付与(PB−300)、30℃、3分
↓
水洗
↓
無電解ニッケルめっき(エニパックAC−DX)、85℃、20分
(薬品は何れも荏原ユージライト(株)製)
(評 価) (状 態)
◎ : ほとんど析出がない
○ : 部分的に析出がある(短絡はなし)
× : 析出が多い(短絡がある)
×× : 全面的に析出がある
ブリッジ防止試験(2):
実施例1と同様に作製した各試験片を、下記表3に示す組成の各触媒除去液を30℃に加温したものに1分間浸漬した。次いで、この各試験片を実施例1と同様に各ブリッジ防止液に浸漬した後、無電解ニッケルめっきを施した。これらの各試験片について実施例1と同様にパターン間のめっき析出状態を調べ、同様に評価した。その結果を表4に示す。
以 上
Claims (3)
- 配線基板の樹脂上に金属析出触媒を付与後、無電解銅めっきを行い、その後電気銅めっきを行い、次いで不要な銅皮膜をエッチングすることにより回路パターンを形成し、その回路上に無電解金属めっきを行うプリント配線板の製造方法において、前記エッチングと無電解金属めっき工程の間に、配線基板の樹脂上に触媒除去液を作用させた後、更に含イオウ有機物を含有するブリッジ防止液を作用させることを特徴とするプリント配線板の製造方法。
- 含イオウ有機物が、メルカプト基を有するものである請求項第1項記載のプリント配線板の製造方法。
- 含イオウ有機物が、チオシアン基を有するものである請求項第1項記載のプリント配線板の製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004019521A JP4351079B2 (ja) | 2004-01-28 | 2004-01-28 | 無電解金属めっきのブリッジ防止液およびこれを用いたプリント配線板の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004019521A JP4351079B2 (ja) | 2004-01-28 | 2004-01-28 | 無電解金属めっきのブリッジ防止液およびこれを用いたプリント配線板の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005217001A JP2005217001A (ja) | 2005-08-11 |
JP4351079B2 true JP4351079B2 (ja) | 2009-10-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004019521A Expired - Lifetime JP4351079B2 (ja) | 2004-01-28 | 2004-01-28 | 無電解金属めっきのブリッジ防止液およびこれを用いたプリント配線板の製造方法 |
Country Status (1)
Country | Link |
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JP (1) | JP4351079B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8872692B2 (en) | 2010-09-15 | 2014-10-28 | Industry-Academic Cooperation Foundation, Yonsei University | Distance measuring device and receiving devices thereof |
JP2013204107A (ja) * | 2012-03-29 | 2013-10-07 | Kanto Gakuin | 無電解めっき方法および配線板 |
KR20160021107A (ko) * | 2013-06-18 | 2016-02-24 | 가부시끼가이샤 제이씨유 | 무전해 금속 도금의 브릿지 방지액 및 이를 이용한 프린트 배선판의 제조방법 |
-
2004
- 2004-01-28 JP JP2004019521A patent/JP4351079B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2005217001A (ja) | 2005-08-11 |
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