JP4719822B2 - 電解金めっき液及びそれを用いて得られた金皮膜 - Google Patents
電解金めっき液及びそれを用いて得られた金皮膜 Download PDFInfo
- Publication number
- JP4719822B2 JP4719822B2 JP2010516799A JP2010516799A JP4719822B2 JP 4719822 B2 JP4719822 B2 JP 4719822B2 JP 2010516799 A JP2010516799 A JP 2010516799A JP 2010516799 A JP2010516799 A JP 2010516799A JP 4719822 B2 JP4719822 B2 JP 4719822B2
- Authority
- JP
- Japan
- Prior art keywords
- gold
- nickel
- plating solution
- cobalt
- gold plating
- 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.)
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims description 359
- 239000010931 gold Substances 0.000 title claims description 356
- 229910052737 gold Inorganic materials 0.000 title claims description 356
- 238000007747 plating Methods 0.000 title claims description 275
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 125
- 229910052759 nickel Inorganic materials 0.000 claims description 63
- 230000008021 deposition Effects 0.000 claims description 36
- 150000002391 heterocyclic compounds Chemical class 0.000 claims description 27
- WOFVPNPAVMKHCX-UHFFFAOYSA-N N#C[Au](C#N)C#N Chemical class N#C[Au](C#N)C#N WOFVPNPAVMKHCX-UHFFFAOYSA-N 0.000 claims description 21
- 150000001868 cobalt Chemical class 0.000 claims description 18
- 150000002815 nickel Chemical class 0.000 claims description 18
- 150000002505 iron Chemical class 0.000 claims description 17
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 16
- 125000004432 carbon atom Chemical group C* 0.000 claims description 14
- 125000004433 nitrogen atom Chemical group N* 0.000 claims description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 7
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 6
- VCJMYUPGQJHHFU-UHFFFAOYSA-N iron(3+);trinitrate Chemical compound [Fe+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O VCJMYUPGQJHHFU-UHFFFAOYSA-N 0.000 claims description 6
- 239000010941 cobalt Substances 0.000 claims description 5
- 229910017052 cobalt Inorganic materials 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- NRTDAKURTMLAFN-UHFFFAOYSA-N potassium;gold(3+);tetracyanide Chemical compound [K+].[Au+3].N#[C-].N#[C-].N#[C-].N#[C-] NRTDAKURTMLAFN-UHFFFAOYSA-N 0.000 claims description 5
- VMDSWYDTKFSTQH-UHFFFAOYSA-N sodium;gold(1+);dicyanide Chemical compound [Na+].[Au+].N#[C-].N#[C-] VMDSWYDTKFSTQH-UHFFFAOYSA-N 0.000 claims description 5
- SIKJAQJRHWYJAI-UHFFFAOYSA-N Indole Chemical compound C1=CC=C2NC=CC2=C1 SIKJAQJRHWYJAI-UHFFFAOYSA-N 0.000 claims description 4
- YNAVUWVOSKDBBP-UHFFFAOYSA-N Morpholine Chemical compound C1COCCN1 YNAVUWVOSKDBBP-UHFFFAOYSA-N 0.000 claims description 4
- KYQCOXFCLRTKLS-UHFFFAOYSA-N Pyrazine Chemical compound C1=CN=CC=N1 KYQCOXFCLRTKLS-UHFFFAOYSA-N 0.000 claims description 4
- KAESVJOAVNADME-UHFFFAOYSA-N Pyrrole Chemical compound C=1C=CNC=1 KAESVJOAVNADME-UHFFFAOYSA-N 0.000 claims description 4
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 claims description 4
- ISAKRJDGNUQOIC-UHFFFAOYSA-N Uracil Chemical compound O=C1C=CNC(=O)N1 ISAKRJDGNUQOIC-UHFFFAOYSA-N 0.000 claims description 4
- LJJNEPKMBSUEND-UHFFFAOYSA-O azanium;gold;cyanide Chemical compound [NH4+].[Au].N#[C-] LJJNEPKMBSUEND-UHFFFAOYSA-O 0.000 claims description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 4
- OPTASPLRGRRNAP-UHFFFAOYSA-N cytosine Chemical compound NC=1C=CNC(=O)N=1 OPTASPLRGRRNAP-UHFFFAOYSA-N 0.000 claims description 4
- UYTPUPDQBNUYGX-UHFFFAOYSA-N guanine Chemical compound O=C1NC(N)=NC2=C1N=CN2 UYTPUPDQBNUYGX-UHFFFAOYSA-N 0.000 claims description 4
- AWJUIBRHMBBTKR-UHFFFAOYSA-N isoquinoline Chemical compound C1=NC=CC2=CC=CC=C21 AWJUIBRHMBBTKR-UHFFFAOYSA-N 0.000 claims description 4
- RWQNBRDOKXIBIV-UHFFFAOYSA-N thymine Chemical compound CC1=CNC(=O)NC1=O RWQNBRDOKXIBIV-UHFFFAOYSA-N 0.000 claims description 4
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 claims description 3
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 claims description 3
- 229910021586 Nickel(II) chloride Inorganic materials 0.000 claims description 3
- 125000005609 naphthenate group Chemical group 0.000 claims description 3
- QMMRZOWCJAIUJA-UHFFFAOYSA-L nickel dichloride Chemical compound Cl[Ni]Cl QMMRZOWCJAIUJA-UHFFFAOYSA-L 0.000 claims description 3
- OHZCFWMJMWFNFP-ZVGUSBNCSA-L (2r,3r)-2,3-dihydroxybutanedioate;iron(2+) Chemical compound [Fe+2].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O OHZCFWMJMWFNFP-ZVGUSBNCSA-L 0.000 claims description 2
- PCKYORHAGTXIMY-UHFFFAOYSA-N 1,3-dinitroisoquinoline Chemical compound C1=CC=C2C([N+]([O-])=O)=NC([N+](=O)[O-])=CC2=C1 PCKYORHAGTXIMY-UHFFFAOYSA-N 0.000 claims description 2
- VDTUSEIYUROSGJ-UHFFFAOYSA-N 1-nitroisoquinoline Chemical compound C1=CC=C2C([N+](=O)[O-])=NC=CC2=C1 VDTUSEIYUROSGJ-UHFFFAOYSA-N 0.000 claims description 2
- ZTGWXXOUUKHQLW-UHFFFAOYSA-N 1-nitropyrimidine-2,4-dione Chemical compound [O-][N+](=O)N1C=CC(=O)NC1=O ZTGWXXOUUKHQLW-UHFFFAOYSA-N 0.000 claims description 2
- SFOKDWPZOYRZFF-UHFFFAOYSA-H 2,3-dihydroxybutanedioate;iron(3+) Chemical compound [Fe+3].[Fe+3].[O-]C(=O)C(O)C(O)C([O-])=O.[O-]C(=O)C(O)C(O)C([O-])=O.[O-]C(=O)C(O)C(O)C([O-])=O SFOKDWPZOYRZFF-UHFFFAOYSA-H 0.000 claims description 2
- MWHSQZUWOVLZPV-UHFFFAOYSA-N 2,3-dinitro-1h-pyrrole Chemical compound [O-][N+](=O)C=1C=CNC=1[N+]([O-])=O MWHSQZUWOVLZPV-UHFFFAOYSA-N 0.000 claims description 2
- AJZPTZYGBZCEKQ-UHFFFAOYSA-N 2,3-dinitropyrazine Chemical compound [O-][N+](=O)C1=NC=CN=C1[N+]([O-])=O AJZPTZYGBZCEKQ-UHFFFAOYSA-N 0.000 claims description 2
- RUPDGJAVWKTTJW-UHFFFAOYSA-N 2,3-dinitropyridine Chemical compound [O-][N+](=O)C1=CC=CN=C1[N+]([O-])=O RUPDGJAVWKTTJW-UHFFFAOYSA-N 0.000 claims description 2
- RRBUKOWICXHUHD-UHFFFAOYSA-N 2,3-dinitroquinoline Chemical compound C1=CC=C2N=C([N+]([O-])=O)C([N+](=O)[O-])=CC2=C1 RRBUKOWICXHUHD-UHFFFAOYSA-N 0.000 claims description 2
- PEZBUBWBOBZQEK-UHFFFAOYSA-N 2,4-dinitro-1,3-oxazole Chemical compound [N+](=O)([O-])C=1N=C(OC=1)[N+](=O)[O-] PEZBUBWBOBZQEK-UHFFFAOYSA-N 0.000 claims description 2
- UVPKUTPZWFHAHY-UHFFFAOYSA-L 2-ethylhexanoate;nickel(2+) Chemical compound [Ni+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O UVPKUTPZWFHAHY-UHFFFAOYSA-L 0.000 claims description 2
- UPPLJLAHMKABPR-UHFFFAOYSA-H 2-hydroxypropane-1,2,3-tricarboxylate;nickel(2+) Chemical compound [Ni+2].[Ni+2].[Ni+2].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O.[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O UPPLJLAHMKABPR-UHFFFAOYSA-H 0.000 claims description 2
- HUNDJKXYCIAYJT-UHFFFAOYSA-N 2-nitro-1,3-oxazole Chemical compound [O-][N+](=O)C1=NC=CO1 HUNDJKXYCIAYJT-UHFFFAOYSA-N 0.000 claims description 2
- HCGYMSSYSAKGPK-UHFFFAOYSA-N 2-nitro-1h-indole Chemical compound C1=CC=C2NC([N+](=O)[O-])=CC2=C1 HCGYMSSYSAKGPK-UHFFFAOYSA-N 0.000 claims description 2
- FTBBGQKRYUTLMP-UHFFFAOYSA-N 2-nitro-1h-pyrrole Chemical compound [O-][N+](=O)C1=CC=CN1 FTBBGQKRYUTLMP-UHFFFAOYSA-N 0.000 claims description 2
- NVIATZSDAYSNSB-UHFFFAOYSA-N 2-nitro-7h-purin-6-amine Chemical compound NC1=NC([N+]([O-])=O)=NC2=C1NC=N2 NVIATZSDAYSNSB-UHFFFAOYSA-N 0.000 claims description 2
- YZEUHQHUFTYLPH-UHFFFAOYSA-N 2-nitroimidazole Chemical compound [O-][N+](=O)C1=NC=CN1 YZEUHQHUFTYLPH-UHFFFAOYSA-N 0.000 claims description 2
- MNURQUMUZCBVPI-UHFFFAOYSA-N 2-nitropyrazine Chemical compound [O-][N+](=O)C1=CN=CC=N1 MNURQUMUZCBVPI-UHFFFAOYSA-N 0.000 claims description 2
- HLTDBMHJSBSAOM-UHFFFAOYSA-N 2-nitropyridine Chemical compound [O-][N+](=O)C1=CC=CC=N1 HLTDBMHJSBSAOM-UHFFFAOYSA-N 0.000 claims description 2
- UQOKRDJILZMZKU-UHFFFAOYSA-N 2-nitropyrimidine Chemical compound [O-][N+](=O)C1=NC=CC=N1 UQOKRDJILZMZKU-UHFFFAOYSA-N 0.000 claims description 2
- UDAIGHZFMLGNDQ-UHFFFAOYSA-N 2-nitroquinoline Chemical compound C1=CC=CC2=NC([N+](=O)[O-])=CC=C21 UDAIGHZFMLGNDQ-UHFFFAOYSA-N 0.000 claims description 2
- SEZWIQPRALTVDE-UHFFFAOYSA-N 3,4-dinitro-1,2-oxazole Chemical compound [N+](=O)([O-])C=1C(=NOC1)[N+](=O)[O-] SEZWIQPRALTVDE-UHFFFAOYSA-N 0.000 claims description 2
- QMELUUBWGOOEAR-UHFFFAOYSA-N 3,4-dinitropyridazine Chemical compound [O-][N+](=O)C1=CC=NN=C1[N+]([O-])=O QMELUUBWGOOEAR-UHFFFAOYSA-N 0.000 claims description 2
- UKZXCZWGGXVKNN-UHFFFAOYSA-N 3,5-dinitro-1h-pyrazole Chemical compound [O-][N+](=O)C=1C=C([N+]([O-])=O)NN=1 UKZXCZWGGXVKNN-UHFFFAOYSA-N 0.000 claims description 2
- AOIHSSHDSKUPRK-UHFFFAOYSA-N 3-nitro-1,2-oxazole Chemical compound [O-][N+](=O)C=1C=CON=1 AOIHSSHDSKUPRK-UHFFFAOYSA-N 0.000 claims description 2
- BHZYGVOPDOCROF-UHFFFAOYSA-N 3-nitropyridazine Chemical compound [O-][N+](=O)C1=CC=CN=N1 BHZYGVOPDOCROF-UHFFFAOYSA-N 0.000 claims description 2
- CCRNCEKMSVYFLU-UHFFFAOYSA-N 4,5-dinitro-1h-imidazole Chemical compound [O-][N+](=O)C=1N=CNC=1[N+]([O-])=O CCRNCEKMSVYFLU-UHFFFAOYSA-N 0.000 claims description 2
- AAQNBUSGUPVHBJ-UHFFFAOYSA-N 4,5-dinitro-2h-triazole Chemical compound [O-][N+](=O)C=1N=NNC=1[N+]([O-])=O AAQNBUSGUPVHBJ-UHFFFAOYSA-N 0.000 claims description 2
- XMZLUFJPQXVRCM-UHFFFAOYSA-N 4,6-dinitropyrimidine Chemical compound [N+](=O)([O-])C1=CC(=NC=N1)[N+](=O)[O-] XMZLUFJPQXVRCM-UHFFFAOYSA-N 0.000 claims description 2
- YXFWFUSVDJIVIV-UHFFFAOYSA-N 4-nitro-2h-triazole Chemical compound [O-][N+](=O)C=1C=NNN=1 YXFWFUSVDJIVIV-UHFFFAOYSA-N 0.000 claims description 2
- YZXKWVREBLYPID-UHFFFAOYSA-N 4-nitromorpholine Chemical compound [O-][N+](=O)N1CCOCC1 YZXKWVREBLYPID-UHFFFAOYSA-N 0.000 claims description 2
- MZRUFMBFIKGOAL-UHFFFAOYSA-N 5-nitro-1h-pyrazole Chemical compound [O-][N+](=O)C1=CC=NN1 MZRUFMBFIKGOAL-UHFFFAOYSA-N 0.000 claims description 2
- ZGZLYKUHYXFIIO-UHFFFAOYSA-N 5-nitro-2h-tetrazole Chemical compound [O-][N+](=O)C=1N=NNN=1 ZGZLYKUHYXFIIO-UHFFFAOYSA-N 0.000 claims description 2
- GFFGJBXGBJISGV-UHFFFAOYSA-N Adenine Chemical compound NC1=NC=NC2=C1N=CN2 GFFGJBXGBJISGV-UHFFFAOYSA-N 0.000 claims description 2
- 229930024421 Adenine Natural products 0.000 claims description 2
- 229910021503 Cobalt(II) hydroxide Inorganic materials 0.000 claims description 2
- 229910021578 Iron(III) chloride Inorganic materials 0.000 claims description 2
- ZCQWOFVYLHDMMC-UHFFFAOYSA-N Oxazole Chemical compound C1=COC=N1 ZCQWOFVYLHDMMC-UHFFFAOYSA-N 0.000 claims description 2
- PCNDJXKNXGMECE-UHFFFAOYSA-N Phenazine Natural products C1=CC=CC2=NC3=CC=CC=C3N=C21 PCNDJXKNXGMECE-UHFFFAOYSA-N 0.000 claims description 2
- WTKZEGDFNFYCGP-UHFFFAOYSA-N Pyrazole Chemical compound C=1C=NNC=1 WTKZEGDFNFYCGP-UHFFFAOYSA-N 0.000 claims description 2
- CZPWVGJYEJSRLH-UHFFFAOYSA-N Pyrimidine Chemical compound C1=CN=CN=C1 CZPWVGJYEJSRLH-UHFFFAOYSA-N 0.000 claims description 2
- YRVBTDHHEFABGU-UHFFFAOYSA-N [Co].[Na].[Na].C(CN(CC(=O)O)CC(=O)O)N(CC(=O)O)CC(=O)O Chemical compound [Co].[Na].[Na].C(CN(CC(=O)O)CC(=O)O)N(CC(=O)O)CC(=O)O YRVBTDHHEFABGU-UHFFFAOYSA-N 0.000 claims description 2
- KHPVNEHMLTYJMC-UHFFFAOYSA-N [O-][N+](=O)Cc1c[nH]c(=O)[nH]c1=O Chemical compound [O-][N+](=O)Cc1c[nH]c(=O)[nH]c1=O KHPVNEHMLTYJMC-UHFFFAOYSA-N 0.000 claims description 2
- MQRWBMAEBQOWAF-UHFFFAOYSA-N acetic acid;nickel Chemical compound [Ni].CC(O)=O.CC(O)=O MQRWBMAEBQOWAF-UHFFFAOYSA-N 0.000 claims description 2
- 229960000643 adenine Drugs 0.000 claims description 2
- 229940011182 cobalt acetate Drugs 0.000 claims description 2
- 229910021446 cobalt carbonate Inorganic materials 0.000 claims description 2
- GVPFVAHMJGGAJG-UHFFFAOYSA-L cobalt dichloride Chemical compound [Cl-].[Cl-].[Co+2] GVPFVAHMJGGAJG-UHFFFAOYSA-L 0.000 claims description 2
- UFMZWBIQTDUYBN-UHFFFAOYSA-N cobalt dinitrate Chemical compound [Co+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O UFMZWBIQTDUYBN-UHFFFAOYSA-N 0.000 claims description 2
- 229910001981 cobalt nitrate Inorganic materials 0.000 claims description 2
- 229910000152 cobalt phosphate Inorganic materials 0.000 claims description 2
- MPMSMUBQXQALQI-UHFFFAOYSA-N cobalt phthalocyanine Chemical compound [Co+2].C12=CC=CC=C2C(N=C2[N-]C(C3=CC=CC=C32)=N2)=NC1=NC([C]1C=CC=CC1=1)=NC=1N=C1[C]3C=CC=CC3=C2[N-]1 MPMSMUBQXQALQI-UHFFFAOYSA-N 0.000 claims description 2
- 229910000361 cobalt sulfate Inorganic materials 0.000 claims description 2
- 229940044175 cobalt sulfate Drugs 0.000 claims description 2
- KTVIXTQDYHMGHF-UHFFFAOYSA-L cobalt(2+) sulfate Chemical group [Co+2].[O-]S([O-])(=O)=O KTVIXTQDYHMGHF-UHFFFAOYSA-L 0.000 claims description 2
- ZOTKGJBKKKVBJZ-UHFFFAOYSA-L cobalt(2+);carbonate Chemical compound [Co+2].[O-]C([O-])=O ZOTKGJBKKKVBJZ-UHFFFAOYSA-L 0.000 claims description 2
- ZBDSFTZNNQNSQM-UHFFFAOYSA-H cobalt(2+);diphosphate Chemical compound [Co+2].[Co+2].[Co+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O ZBDSFTZNNQNSQM-UHFFFAOYSA-H 0.000 claims description 2
- WLQXLCXXAPYDIU-UHFFFAOYSA-L cobalt(2+);disulfamate Chemical compound [Co+2].NS([O-])(=O)=O.NS([O-])(=O)=O WLQXLCXXAPYDIU-UHFFFAOYSA-L 0.000 claims description 2
- MULYSYXKGICWJF-UHFFFAOYSA-L cobalt(2+);oxalate Chemical compound [Co+2].[O-]C(=O)C([O-])=O MULYSYXKGICWJF-UHFFFAOYSA-L 0.000 claims description 2
- SCNCIXKLOBXDQB-UHFFFAOYSA-K cobalt(3+);2-hydroxypropane-1,2,3-tricarboxylate Chemical compound [Co+3].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O SCNCIXKLOBXDQB-UHFFFAOYSA-K 0.000 claims description 2
- QAHREYKOYSIQPH-UHFFFAOYSA-L cobalt(II) acetate Chemical compound [Co+2].CC([O-])=O.CC([O-])=O QAHREYKOYSIQPH-UHFFFAOYSA-L 0.000 claims description 2
- ASKVAEGIVYSGNY-UHFFFAOYSA-L cobalt(ii) hydroxide Chemical compound [OH-].[OH-].[Co+2] ASKVAEGIVYSGNY-UHFFFAOYSA-L 0.000 claims description 2
- 229940104302 cytosine Drugs 0.000 claims description 2
- 229960002413 ferric citrate Drugs 0.000 claims description 2
- 235000007144 ferric diphosphate Nutrition 0.000 claims description 2
- 239000011706 ferric diphosphate Substances 0.000 claims description 2
- CADNYOZXMIKYPR-UHFFFAOYSA-B ferric pyrophosphate Chemical compound [Fe+3].[Fe+3].[Fe+3].[Fe+3].[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O.[O-]P([O-])(=O)OP([O-])([O-])=O CADNYOZXMIKYPR-UHFFFAOYSA-B 0.000 claims description 2
- 229940036404 ferric pyrophosphate Drugs 0.000 claims description 2
- 229960002089 ferrous chloride Drugs 0.000 claims description 2
- 235000019850 ferrous citrate Nutrition 0.000 claims description 2
- 239000011640 ferrous citrate Substances 0.000 claims description 2
- 239000004222 ferrous gluconate Substances 0.000 claims description 2
- 235000013924 ferrous gluconate Nutrition 0.000 claims description 2
- 229960001645 ferrous gluconate Drugs 0.000 claims description 2
- 235000003891 ferrous sulphate Nutrition 0.000 claims description 2
- 239000011790 ferrous sulphate Substances 0.000 claims description 2
- 229940057006 ferrous tartrate Drugs 0.000 claims description 2
- PZOUSPYUWWUPPK-UHFFFAOYSA-N indole Natural products CC1=CC=CC2=C1C=CN2 PZOUSPYUWWUPPK-UHFFFAOYSA-N 0.000 claims description 2
- RKJUIXBNRJVNHR-UHFFFAOYSA-N indolenine Natural products C1=CC=C2CC=NC2=C1 RKJUIXBNRJVNHR-UHFFFAOYSA-N 0.000 claims description 2
- NMCUIPGRVMDVDB-UHFFFAOYSA-L iron dichloride Chemical compound Cl[Fe]Cl NMCUIPGRVMDVDB-UHFFFAOYSA-L 0.000 claims description 2
- RBTARNINKXHZNM-UHFFFAOYSA-K iron trichloride Chemical compound Cl[Fe](Cl)Cl RBTARNINKXHZNM-UHFFFAOYSA-K 0.000 claims description 2
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical group [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 2
- DXTCFKRAUYBHRC-UHFFFAOYSA-L iron(2+);dithiocyanate Chemical compound [Fe+2].[S-]C#N.[S-]C#N DXTCFKRAUYBHRC-UHFFFAOYSA-L 0.000 claims description 2
- RUTXIHLAWFEWGM-UHFFFAOYSA-H iron(3+) sulfate Chemical compound [Fe+3].[Fe+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O RUTXIHLAWFEWGM-UHFFFAOYSA-H 0.000 claims description 2
- XHQSLVIGPHXVAK-UHFFFAOYSA-K iron(3+);octadecanoate Chemical compound [Fe+3].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XHQSLVIGPHXVAK-UHFFFAOYSA-K 0.000 claims description 2
- WHRBSMVATPCWLU-UHFFFAOYSA-K iron(3+);triformate Chemical compound [Fe+3].[O-]C=O.[O-]C=O.[O-]C=O WHRBSMVATPCWLU-UHFFFAOYSA-K 0.000 claims description 2
- SUBFIBLJQMMKBK-UHFFFAOYSA-K iron(3+);trithiocyanate Chemical compound [Fe+3].[S-]C#N.[S-]C#N.[S-]C#N SUBFIBLJQMMKBK-UHFFFAOYSA-K 0.000 claims description 2
- 229910000359 iron(II) sulfate Inorganic materials 0.000 claims description 2
- NPFOYSMITVOQOS-UHFFFAOYSA-K iron(III) citrate Chemical compound [Fe+3].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NPFOYSMITVOQOS-UHFFFAOYSA-K 0.000 claims description 2
- 229910000360 iron(III) sulfate Inorganic materials 0.000 claims description 2
- APVZWAOKZPNDNR-UHFFFAOYSA-L iron(ii) citrate Chemical compound [Fe+2].OC(=O)CC(O)(C([O-])=O)CC([O-])=O APVZWAOKZPNDNR-UHFFFAOYSA-L 0.000 claims description 2
- VRIVJOXICYMTAG-IYEMJOQQSA-L iron(ii) gluconate Chemical compound [Fe+2].OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O.OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C([O-])=O VRIVJOXICYMTAG-IYEMJOQQSA-L 0.000 claims description 2
- CTAPFRYPJLPFDF-UHFFFAOYSA-N isoxazole Chemical compound C=1C=NOC=1 CTAPFRYPJLPFDF-UHFFFAOYSA-N 0.000 claims description 2
- HNENOFQWYYKDAP-UHFFFAOYSA-N n-(2-oxo-1h-pyrimidin-6-yl)nitramide Chemical compound [O-][N+](=O)NC=1C=CNC(=O)N=1 HNENOFQWYYKDAP-UHFFFAOYSA-N 0.000 claims description 2
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- MXZVHYUSLJAVOE-UHFFFAOYSA-N gold(3+);tricyanide Chemical compound [Au+3].N#[C-].N#[C-].N#[C-] MXZVHYUSLJAVOE-UHFFFAOYSA-N 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- NHEPKQDGPJQVOO-UHFFFAOYSA-N hex-1-yn-1-amine Chemical compound CCCCC#CN NHEPKQDGPJQVOO-UHFFFAOYSA-N 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- NBZBKCUXIYYUSX-UHFFFAOYSA-N iminodiacetic acid Chemical compound OC(=O)CNCC(O)=O NBZBKCUXIYYUSX-UHFFFAOYSA-N 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- YWFWDNVOPHGWMX-UHFFFAOYSA-N n,n-dimethyldodecan-1-amine Chemical compound CCCCCCCCCCCCN(C)C YWFWDNVOPHGWMX-UHFFFAOYSA-N 0.000 description 1
- IPLJNQFXJUCRNH-UHFFFAOYSA-L nickel(2+);dibromide Chemical compound [Ni+2].[Br-].[Br-] IPLJNQFXJUCRNH-UHFFFAOYSA-L 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- MGFYIUFZLHCRTH-UHFFFAOYSA-N nitrilotriacetic acid Chemical compound OC(=O)CN(CC(O)=O)CC(O)=O MGFYIUFZLHCRTH-UHFFFAOYSA-N 0.000 description 1
- 125000000018 nitroso group Chemical group N(=O)* 0.000 description 1
- UPHWVVKYDQHTCF-UHFFFAOYSA-N octadecylazanium;acetate Chemical compound CC(O)=O.CCCCCCCCCCCCCCCCCCN UPHWVVKYDQHTCF-UHFFFAOYSA-N 0.000 description 1
- IOQPZZOEVPZRBK-UHFFFAOYSA-N octan-1-amine Chemical compound CCCCCCCCN IOQPZZOEVPZRBK-UHFFFAOYSA-N 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 230000021148 sequestering of metal ion Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
- 235000019333 sodium laurylsulphate Nutrition 0.000 description 1
- SDKPSXWGRWWLKR-UHFFFAOYSA-M sodium;9,10-dioxoanthracene-1-sulfonate Chemical compound [Na+].O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2S(=O)(=O)[O-] SDKPSXWGRWWLKR-UHFFFAOYSA-M 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- FDDDEECHVMSUSB-UHFFFAOYSA-N sulfanilamide Chemical compound NC1=CC=C(S(N)(=O)=O)C=C1 FDDDEECHVMSUSB-UHFFFAOYSA-N 0.000 description 1
- 229940124530 sulfonamide Drugs 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/48—Electroplating: Baths therefor from solutions of gold
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/56—Electroplating: Baths therefor from solutions of alloys
- C25D3/62—Electroplating: Baths therefor from solutions of alloys containing more than 50% by weight of gold
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/10—Electroplating with more than one layer of the same or of different metals
- C25D5/12—Electroplating with more than one layer of the same or of different metals at least one layer being of nickel or chromium
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D5/00—Electroplating characterised by the process; Pretreatment or after-treatment of workpieces
- C25D5/627—Electroplating characterised by the visual appearance of the layers, e.g. colour, brightness or mat appearance
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Electroplating Methods And Accessories (AREA)
Description
本発明の電解金めっき液は、シアン化金塩を含有することが必須である。該シアン化金塩は、本発明の電解金めっき液の金源として用いられる。シアン化金塩は、1種の使用に限定されず2種以上を併用することができる。
本発明の電解金めっき液には、「環中に窒素原子を1個以上有し、該環中の炭素原子にニトロ基が1個以上置換している複素環式化合物」(以下、括弧内を「特定複素環式化合物」と略記することがある)を必須成分として含有する。特定複素環式化合物を含有することにより、従来の電解金めっき皮膜の優れた高耐食性、機械特性、電気特性等を維持したままで、低電流密度域での金析出膜厚を小さくでき、低電流密度域での金析出膜厚と高電流密度域での金析出膜厚の差を非常に大きくできる。すなわち、特定複素環式化合物を含有することにより、金選択析出性能に優れた電解金めっき液を得ることができ、ニッケルバリアめっきに最適な電解金めっき液が実現される。
本発明の電解金合金めっき液は、シアン化金塩、上記の特定複素環式化合物に加えて、更に、コバルト塩、ニッケル塩及び/又は鉄塩を併用することが、ニッケルバリアめっきに最適な硬質金皮膜を形成できる電解金めっき液が得られるために好ましい。
本発明の電解金めっき液には、上記の成分以外に必要に応じて、電解金めっき液のpHを一定に保つための緩衝剤、電解金めっき液の導電性を確保するための電導塩、電解金めっき液中に不純物金属が混入した場合に影響を除去するための金属イオン封鎖剤、金皮膜のピンホール除去若しくは電解金めっき液の泡切れを良好にするための界面活性剤、金皮膜を平滑にするための光沢剤等を、適宣含有させて用いることができる。
本発明の電解金めっき液を用いれば、ジェット噴流式めっき装置を用いて、電流密度を5A/dm2と40A/dm2に設定してそれぞれ10秒間めっき処理をした場合、電流密度5A/dm2での金皮膜の膜厚を0.1μm以下にでき、かつ40A/dm2での金皮膜の膜厚を、5A/dm2での金皮膜の膜厚の5倍以上にできる。更には、電流密度5A/dm2での金皮膜の膜厚を0.08μm以下にもでき、40A/dm2での金皮膜の膜厚を、5A/dm2での金皮膜の膜厚の7倍以上にもできる。
前述した通り、本発明の「電解金めっき液」には、「電解金合金めっき液」も含まれる。また、本発明の「金皮膜」には、「金合金皮膜」も含まれる。すなわち、コバルト、ニッケル、鉄等の金以外の金属を含有していてもよい。金以外の金属は、ニッケルめっき皮膜上の金めっき皮膜中に金と共析し、ニッケルバリアめっきに最適な硬質金皮膜を形成し、電子部品のコネクター等の接点部材に必要とされる高硬度や高耐摩耗性等を実現させることができる。
上記した本発明の電解金めっき液のめっき条件は特に限定されるものではないが、温度条件としては、20℃〜90℃であることが好ましく、特に好ましくは30℃〜70℃である。また、めっき液のpHはpH2.0〜pH9.0であることが好ましく、特に好ましくは、pH3.0〜pH8.0である。
本発明の電解金めっき液が、ニッケルバリアめっき技術に要求される優れた金選択析出性能を示す作用・原理は明らかではなく、本発明は以下の作用・原理の範囲に限定されるものではないが、以下のことが考えられる。すなわち、特に低電流密度域では、シアン化金塩中の金が還元されて金属金になるより、特定複素環式化合物が置換基として有するニトロ基が還元されてニトロソ基になる方が支配的となり、低電流密度域では金の析出が抑えられ、その結果、優れた金選択析出性能を示すようになったと考えられる。
実施例1〜10、比較例1〜12
電解金めっき液全体に対して、シアン化金カリウムを金換算で9g/L、表1に示す各実施例及び各比較例に記載のコバルト塩、ニッケル塩又は鉄塩を金属換算で200ppm、特定複素環式化合物若しくはその比較化合物を1000ppm、電導塩と緩衝剤を兼ねた成分としてクエン酸を100g/Lとなるように溶解し、pHを4.3に調整して電解金めっき液とした。
コバルト塩、ニッケル塩、鉄塩等の金塩以外の金属塩を含有しない以外は、実施例1と同様に電解金めっき液を調製し、実施例1と同様に電解金めっきを施し、同様に以下に記載の評価を行った。
各実施例及び各比較例で調製した電解金めっき液を用いて、表2に示す工程にて、10mm×10mmの銅板上の1次光沢ニッケルめっき皮膜2.0μm上に、電解金めっきを施した。電解金めっきは、口径8mmの円状の噴流口から毎分18Lの流量で電解金めっき液をポンプにより噴流攪拌しながら(以下、「ジェット噴流式金めっき法」とする)、電流密度を5A/dm2、40A/dm2の2水準で各10秒間ずつ電解金めっき処理した。
円状に電解金めっき処理された中心付近を、蛍光X線分析装置(セイコーインスツルメンツ株式会社製、SFT9255)を使用して、常法に従って金皮膜の膜厚を測定した。結果を表3に示す。
各実施例及び各比較例で調製した電解金めっき液を用いて、表2に示す工程にて、10mm×10mmの銅板上の1次光沢ニッケルめっき皮膜2.0μm上に、陰極電流密度40A/dm2にて50μmの電解金めっき皮膜をジェット噴流式金めっき法で作成し、硝酸にて銅素材及びニッケルめっき皮膜を溶解して金箔を作成した。作成した金箔の重量を測った後、金箔を王水20mLに溶解させ、ICP発光分光分析装置(セイコーインスツルメンツ株式会社製、SPS3000)にて、不純物元素として、Cu、Ni、Co、Feの定量分析を行い、析出金質量と不純物質量から金純度を算出した。結果を表3に示す。表3中、「%」は「質量%」を示す。
汎用の「特定複素環式化合物を含有していない電解金めっき液」と「本発明の上記実施例1の電解金めっき液」を用い、何れの電解金めっき液も金換算の濃度9g/Lとし、浴温を50℃に昇温して、上記した表2記載の工程で、10mm×10mmの銅板上の1次光沢ニッケルめっき皮膜2.0μm上に金めっきを施した。金めっきは、上記ジェット噴流式金めっき法により、電流密度を1A/dm2、5A/dm2、10A/dm2、15A/dm2(実施例1の電解金めっき液のみ)、20A/dm2、30A/dm2、40A/dm2、50A/dm2、60A/dm2と変化させて10秒間ずつ電解金めっきをし、円状に金めっき処理された中心付近を上記した方法で金皮膜の膜厚を測定した。測定結果をプロットしたグラフを図1に示す。
実施例1及び比較例1で調製した電解金めっき液を用いて、表2に示す工程にて、高精度コネクターの銅上に1次光沢ニッケルめっき皮膜2.0μmを施した。次いで、その上に、図2に示すように、電解金めっきを施したくない部分(ニッケルバリア−部分)のみに、常法に従ってシリコンゴム部材を押しつけて、50℃で平均の陰極電流密度40A/dm2にて10秒間、電解金めっき皮膜をジェット噴流式金めっき法で作成した。上記で用いたニッケルバリアめっき技術におけるコネクターの形態を図2に示し、実施例1で調製した電解金めっき液を用いたときの、図2に対応した位置の膜厚分布を図3に示す。
本発明の電解金めっき液を使用した実施例1〜実施例11は、電流密度5A/dm2での金膜厚が何れも0.1μm以下であり、かつ電流密度5A/dm2での金皮膜の膜厚と電流密度40A/dm2での金皮膜の膜厚の比が何れも1:5以上であり、金選択析出性能は全てが「良」で、ニッケルバリアめっきに最適な金めっき液であることが分かった。
Claims (11)
- 金源としてのシアン化金塩と、環中に窒素原子を1個以上有し、該環中の炭素原子にニトロ基が1個以上置換している複素環式化合物と、更に、コバルト塩、ニッケル塩及び/又は鉄塩を含有し、硬質金皮膜を形成させるものであることを特徴とする電解金めっき液。
- 金源としてのシアン化金塩と、環中に窒素原子を1個以上有し、該環中の炭素原子にニトロ基が1個以上置換している複素環式化合物と、更に、コバルト塩、ニッケル塩及び/又は鉄塩を含有する電解金めっき液であって、低電流密度域の金析出膜厚と高電流密度域の金析出膜厚の差を大きくできるものである請求項1に記載の電解金めっき液。
- 金源としてのシアン化金塩と、環中に窒素原子を1個以上有し、該環中の炭素原子にニトロ基が1個以上置換している複素環式化合物と、更に、コバルト塩、ニッケル塩及び/又は鉄塩を含有する電解金めっき液であって、電流密度を5A/dm 2 と40A/dm 2 に設定してそれぞれ10秒間めっき処理をした場合、電流密度5A/dm 2 での金皮膜の膜厚が0.1μm以下であり、かつ40A/dm 2 での金皮膜の膜厚が、5A/dm 2 での金皮膜の膜厚の5倍以上となるものである請求項1又は請求項2に記載の電解金めっき液。
- 該シアン化金塩が、シアン化第1金ナトリウム、シアン化第1金カリウム、シアン化第1金アンモニウム、シアン化第2金ナトリウム、シアン化第2金カリウム又はシアン化第2金アンモニウムである請求項1乃至請求項3の何れかの請求項に記載の電解金めっき液。
- 該複素環式化合物が、ピロール、イミダゾール、ピラゾール、トリアゾール、テトラゾール、オキサゾール、イソオキサゾール、インドール、ピリジン、ピリダジン、ピリミジン、ピラジン、ウラシル、シトシン、チミン、アデニン、グアニン、キノリン、イソキノリン、キノキサリン、アクリジン、シンノリン又はモルホリンの炭素原子にニトロ基が1個以上置換しているものである請求項1乃至請求項4の何れかの請求項に記載の電解金めっき液。
- 該複素環式化合物が、ニトロピロール、ジニトロピロール、ニトロイミダゾール、ジニトロイミダゾール、ニトロピラゾール、ジニトロピラゾール、ニトロトリアゾール、ジニトロトリアゾール、ニトロテトラゾール、ニトロオキサゾール、ジニトロオキサゾール、ニトロイソオキサゾール、ジニトロイソオキサゾール、ニトロインドール、ニトロピリジン、ジニトロピリジン、ニトロピリダジン、ジニトロピリダジン、ニトロピリミジン、ジニトロピリミジン、ニトロピラジン、ジニトロピラジン、ニトロウラシル、ニトロシトシン、ニトロチミン、ニトロアデニン、ニトログアニン、ニトロキノリン、ジニトロキノリン、ニトロイソキノリン、ジニトロイソキノリン、ニトロキノキサリン、ニトロアクリジン、ニトロシンノリン、ジニトロシンノリン、ニトロモルホリン又はジニトロモルホリンである請求項1乃至請求項5の何れかの請求項に記載の電解金めっき液。
- 該コバルト塩が、硫酸コバルト、塩化コバルト、硝酸コバルト、炭酸コバルト、フタロシアニンコバルト、ステアリン酸コバルト、エチレンジアミン4酢酸二ナトリウムコバルト、ナフテン酸コバルト、ホウ酸コバルト、チオシアン酸コバルト、スルファミン酸コバルト、酢酸コバルト、クエン酸コバルト、水酸化コバルト、シュウ酸コバルト又はリン酸コバルトである請求項1乃至請求項6の何れかの請求項に記載の電解金めっき液。
- 該ニッケル塩が、硫酸ニッケル、酢酸ニッケル、塩化ニッケル、ホウ酸ニッケル、安息香酸ニッケル、シュウ酸ニッケル、ナフテン酸ニッケル、酸化ニッケル、リン酸ニッケル、ステアリン酸ニッケル、酒石酸ニッケル、チオシアン酸ニッケル、アミド硫酸ニッケル、炭酸ニッケル、クエン酸ニッケル、ギ酸ニッケル、シアン化ニッケル、水酸化ニッケル、硝酸ニッケル又はオクタン酸ニッケルである請求項1乃至請求項7の何れかの請求項に記載の電解金めっき液。
- 該鉄塩が、硫酸第1鉄、硫酸第2鉄、塩化第1鉄、塩化第2鉄、クエン酸第1鉄、クエン酸第2鉄、ギ酸第2鉄、次亜リン酸第2鉄、ナフテン酸第2鉄、ステアリン酸第2鉄、ピロリン酸第2鉄、酒石酸第1鉄、酒石酸第2鉄、チオシアン酸第1鉄、チオシアン酸第2鉄、フマル酸第1鉄、グルコン酸第1鉄、エチレンジアミン四酢酸第1鉄、エチレンジアミン四酢酸第2鉄、硝酸第1鉄又は硝酸第2鉄である請求項1乃至請求項8の何れかの請求項に記載の電解金めっき液。
- 請求項1乃至請求項9の何れかの請求項に記載の電解金めっき液を用いてニッケル皮膜上に電解金めっきを行うことによって得られたことを特徴とする金皮膜。
- 該金皮膜の金純度が95質量%以上である請求項10に記載の金皮膜。
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PCT/JP2009/058846 WO2009150915A1 (ja) | 2008-06-11 | 2009-05-12 | 電解金めっき液及びそれを用いて得られた金皮膜 |
JP2010516799A JP4719822B2 (ja) | 2008-06-11 | 2009-05-12 | 電解金めっき液及びそれを用いて得られた金皮膜 |
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KR (1) | KR101079554B1 (ja) |
CN (1) | CN102105623B (ja) |
TW (1) | TWI409367B (ja) |
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Cited By (1)
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US10577704B2 (en) | 2015-06-26 | 2020-03-03 | Metalor Technologies Corporation | Electrolytic hard gold plating solution substitution inhibitor and electrolytic hard gold plating solution including same |
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JP2014139348A (ja) * | 2008-08-25 | 2014-07-31 | Electroplating Eng Of Japan Co | 硬質金系めっき液 |
JP5513784B2 (ja) * | 2008-08-25 | 2014-06-04 | 日本エレクトロプレイテイング・エンジニヤース株式会社 | 硬質金系めっき液 |
JP2011021217A (ja) * | 2009-07-14 | 2011-02-03 | Ne Chemcat Corp | 電解硬質金めっき液及びこれを用いるめっき方法 |
US8608931B2 (en) * | 2009-09-25 | 2013-12-17 | Rohm And Haas Electronic Materials Llc | Anti-displacement hard gold compositions |
JP2011122192A (ja) * | 2009-12-09 | 2011-06-23 | Ne Chemcat Corp | 電解硬質金めっき液及びこれを用いるめっき方法 |
JP5731802B2 (ja) * | 2010-11-25 | 2015-06-10 | ローム・アンド・ハース電子材料株式会社 | 金めっき液 |
JP2013177654A (ja) * | 2012-02-28 | 2013-09-09 | Matex Japan Co Ltd | 電解硬質金めっき液、めっき方法、及び、金−鉄合金被膜の製造方法 |
JP5152943B1 (ja) * | 2012-09-19 | 2013-02-27 | 小島化学薬品株式会社 | 低遊離シアン金塩の製造方法 |
DE102013109400A1 (de) * | 2013-08-29 | 2015-03-05 | Harting Kgaa | Kontaktelement mit Goldbeschichtung |
CN103741180B (zh) * | 2014-01-10 | 2015-11-25 | 哈尔滨工业大学 | 无氰光亮电镀金添加剂及其应用 |
EP2990507A1 (en) * | 2014-08-25 | 2016-03-02 | ATOTECH Deutschland GmbH | Composition, use thereof and method for electrodepositing gold containing layers |
CN106637307B (zh) * | 2017-01-04 | 2019-01-01 | 中国地质大学(武汉) | 一种用于黄金无氰电铸工艺的添加剂 |
JP7079016B2 (ja) * | 2017-05-30 | 2022-06-01 | オリエンタル鍍金株式会社 | Pcb端子の製造方法及びpcb端子 |
JP7117784B2 (ja) * | 2017-05-30 | 2022-08-15 | オリエンタル鍍金株式会社 | Pcb端子 |
KR102610613B1 (ko) * | 2021-11-30 | 2023-12-07 | (주)엠케이켐앤텍 | 반도체 테스트 소켓에 사용되는 도전성 입자의 도금액, 이의 도금방법, 및 이를 이용하여 도금된 도전성 입자 |
WO2024142789A1 (ja) * | 2022-12-27 | 2024-07-04 | 日本高純度化学株式会社 | 電解金めっき液及び電解金めっき皮膜の製造方法 |
CN116240597B (zh) * | 2022-12-29 | 2024-03-26 | 华为技术有限公司 | 电镀金镀液及其应用 |
CN115821341B (zh) * | 2023-01-06 | 2023-04-28 | 深圳创智芯联科技股份有限公司 | 一种环保无氰电镀液及其电镀工艺 |
KR20250016936A (ko) | 2023-07-26 | 2025-02-04 | 주식회사 에스티아이씨 | 반도체 테스트핀 전해 금도금액 및 이에 의해 도금된 테스트핀 |
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- 2009-05-12 JP JP2010516799A patent/JP4719822B2/ja active Active
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- 2009-05-12 CN CN2009801286107A patent/CN102105623B/zh active Active
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FR2353656A1 (fr) * | 1976-06-01 | 1977-12-30 | Systemes Traitements Surfaces | Composition d'addition pour bains electrolytiques de placage d'or et d'alliages d'or et son utilisation pour ameliorer ceux-ci |
JP2003193286A (ja) * | 2001-12-27 | 2003-07-09 | Ishihara Chem Co Ltd | 金−スズ合金メッキ浴 |
JP2004076026A (ja) * | 2002-08-09 | 2004-03-11 | Ne Chemcat Corp | 電解硬質金めっき液及びそれを用いためっき方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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US10577704B2 (en) | 2015-06-26 | 2020-03-03 | Metalor Technologies Corporation | Electrolytic hard gold plating solution substitution inhibitor and electrolytic hard gold plating solution including same |
Also Published As
Publication number | Publication date |
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KR101079554B1 (ko) | 2011-11-04 |
CN102105623B (zh) | 2013-10-02 |
WO2009150915A1 (ja) | 2009-12-17 |
KR20110022576A (ko) | 2011-03-07 |
JPWO2009150915A1 (ja) | 2011-11-10 |
TW201009125A (en) | 2010-03-01 |
CN102105623A (zh) | 2011-06-22 |
TWI409367B (zh) | 2013-09-21 |
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