JP5602790B2 - 無電解めっき浴および無電解めっき膜 - Google Patents
無電解めっき浴および無電解めっき膜 Download PDFInfo
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- JP5602790B2 JP5602790B2 JP2012128986A JP2012128986A JP5602790B2 JP 5602790 B2 JP5602790 B2 JP 5602790B2 JP 2012128986 A JP2012128986 A JP 2012128986A JP 2012128986 A JP2012128986 A JP 2012128986A JP 5602790 B2 JP5602790 B2 JP 5602790B2
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- plating bath
- electroless plating
- liter
- nickel
- copper
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- 238000007772 electroless plating Methods 0.000 title claims description 33
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 28
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 claims description 24
- 229910001431 copper ion Inorganic materials 0.000 claims description 13
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims description 12
- 229910001453 nickel ion Inorganic materials 0.000 claims description 11
- 239000008139 complexing agent Substances 0.000 claims description 8
- 150000002500 ions Chemical class 0.000 claims description 8
- VEQPNABPJHWNSG-UHFFFAOYSA-N Nickel(2+) Chemical compound [Ni+2] VEQPNABPJHWNSG-UHFFFAOYSA-N 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- -1 Hypophosphite ions Chemical class 0.000 claims description 5
- GQZXNSPRSGFJLY-UHFFFAOYSA-N hydroxyphosphanone Chemical compound OP=O GQZXNSPRSGFJLY-UHFFFAOYSA-N 0.000 claims description 3
- 229940005631 hypophosphite ion Drugs 0.000 claims description 3
- 238000007865 diluting Methods 0.000 claims description 2
- 238000007747 plating Methods 0.000 description 50
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 18
- 239000012141 concentrate Substances 0.000 description 11
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 9
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 9
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 9
- 239000004327 boric acid Substances 0.000 description 9
- 239000010949 copper Substances 0.000 description 9
- 238000001556 precipitation Methods 0.000 description 9
- 229910000029 sodium carbonate Inorganic materials 0.000 description 9
- 229910000570 Cupronickel Inorganic materials 0.000 description 8
- 229910052802 copper Inorganic materials 0.000 description 8
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 description 8
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 239000003638 chemical reducing agent Substances 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 5
- 230000008021 deposition Effects 0.000 description 5
- 229910000027 potassium carbonate Inorganic materials 0.000 description 5
- HRXKRNGNAMMEHJ-UHFFFAOYSA-K trisodium citrate Chemical compound [Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O HRXKRNGNAMMEHJ-UHFFFAOYSA-K 0.000 description 5
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- JZCCFEFSEZPSOG-UHFFFAOYSA-L copper(II) sulfate pentahydrate Chemical compound O.O.O.O.O.[Cu+2].[O-]S([O-])(=O)=O JZCCFEFSEZPSOG-UHFFFAOYSA-L 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- RRIWRJBSCGCBID-UHFFFAOYSA-L nickel sulfate hexahydrate Chemical compound O.O.O.O.O.O.[Ni+2].[O-]S([O-])(=O)=O RRIWRJBSCGCBID-UHFFFAOYSA-L 0.000 description 4
- 229940116202 nickel sulfate hexahydrate Drugs 0.000 description 4
- 239000006174 pH buffer Substances 0.000 description 4
- ACVYVLVWPXVTIT-UHFFFAOYSA-M phosphinate Chemical compound [O-][PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-M 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 239000004094 surface-active agent Substances 0.000 description 4
- 229940058023 trisodium citrate anhydrous Drugs 0.000 description 4
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 229910052796 boron Inorganic materials 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
- 150000001875 compounds Chemical class 0.000 description 3
- KOUDKOMXLMXFKX-UHFFFAOYSA-N sodium oxido(oxo)phosphanium hydrate Chemical compound O.[Na+].[O-][PH+]=O KOUDKOMXLMXFKX-UHFFFAOYSA-N 0.000 description 3
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- ACVYVLVWPXVTIT-UHFFFAOYSA-N phosphinic acid Chemical compound O[PH2]=O ACVYVLVWPXVTIT-UHFFFAOYSA-N 0.000 description 2
- 239000011574 phosphorus Substances 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 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 1
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- BDAGIHXWWSANSR-UHFFFAOYSA-M Formate Chemical compound [O-]C=O BDAGIHXWWSANSR-UHFFFAOYSA-M 0.000 description 1
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 1
- 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 1
- CKLJMWTZIZZHCS-REOHCLBHSA-N L-aspartic acid Chemical compound OC(=O)[C@@H](N)CC(O)=O CKLJMWTZIZZHCS-REOHCLBHSA-N 0.000 description 1
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 1
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002280 amphoteric surfactant Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 235000003704 aspartic acid Nutrition 0.000 description 1
- OQFSQFPPLPISGP-UHFFFAOYSA-N beta-carboxyaspartic acid Natural products OC(=O)C(N)C(C(O)=O)C(O)=O OQFSQFPPLPISGP-UHFFFAOYSA-N 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 230000005587 bubbling Effects 0.000 description 1
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 125000002091 cationic group Chemical group 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- HXOLFXRMWWHLMH-UHFFFAOYSA-L disodium boric acid carbonate Chemical compound [Na+].[Na+].OB(O)O.[O-]C([O-])=O HXOLFXRMWWHLMH-UHFFFAOYSA-L 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004453 electron probe microanalysis Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000004220 glutamic acid Substances 0.000 description 1
- 235000013922 glutamic acid Nutrition 0.000 description 1
- 150000004679 hydroxides Chemical class 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 239000003002 pH adjusting agent Substances 0.000 description 1
- MUJIDPITZJWBSW-UHFFFAOYSA-N palladium(2+) Chemical compound [Pd+2] MUJIDPITZJWBSW-UHFFFAOYSA-N 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229910001380 potassium hypophosphite Inorganic materials 0.000 description 1
- CRGPNLUFHHUKCM-UHFFFAOYSA-M potassium phosphinate Chemical compound [K+].[O-]P=O CRGPNLUFHHUKCM-UHFFFAOYSA-M 0.000 description 1
- LJCNRYVRMXRIQR-OLXYHTOASA-L potassium sodium L-tartrate Chemical compound [Na+].[K+].[O-]C(=O)[C@H](O)[C@@H](O)C([O-])=O LJCNRYVRMXRIQR-OLXYHTOASA-L 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000001509 sodium citrate Substances 0.000 description 1
- 229910001379 sodium hypophosphite Inorganic materials 0.000 description 1
- 235000011006 sodium potassium tartrate Nutrition 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 1
- 229940038773 trisodium citrate Drugs 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
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Description
また、ほう酸に含まれるほう素は、人の健康に被害を生じるおそれのある物質として排水が規制さている。しかし、排水処理においてほう素濃度の低減は容易ではない。
めっき浴1は、以下に示すように、銅イオンと、ニッケルイオンと、錯化剤イオンと、次亜リン酸イオンと、炭酸イオンと、を含む。なお、Mは、モル/リットル(mol/L)を示す。
硫酸銅5水和物 0.03M
硫酸ニッケル6水和物 0.01M
クエン酸3ナトリウム無水和物 0.06M
炭酸ナトリウム 0.25M
次亜リン酸ナトリウム1水和物 0.18M
界面活性剤 適量
水酸化リチウム 0.1g/リットル
浴温:45℃
pH9.0
炭酸ナトリウムに替えてほう酸を、同量の0.25M
それ以外は、めっき浴1と同じ。
<成膜方法>
図1に示すように、基板としてCOP(cycloolefin polymer)を用い、紫外線照射処理、アルカリ処理、コンディショニング処理、パラジウムイオン処理、還元処理の後に、無電解めっき浴1に7分間浸漬し、めっき膜3を得た。
めっき膜3の組成分析および厚さ測定には、EPMAを用いた。一方、80℃、30分間の熱処理を行った後に、めっき膜3を下地導電層として20μm厚の電気銅めっきを成膜し、80℃、30分間の熱処理を行った後に、密着強度測定を行った。
硫酸銅5水和物 317g/リットル
硫酸ニッケル6水和物 650g/リットル
クエン酸3ナトリウム無水和物 730g/リットル
次亜リン酸ナトリウム1水和物 1000g/リットル
硫酸銅5水和物 0.3M
硫酸ニッケル6水和物 0.1M
クエン酸3ナトリウム無水和物 0.4M
炭酸ナトリウム 2.5M
水酸化リチウム 1.0g/リットル
界面活性剤 適量の10倍
次亜リン酸ナトリウム1水和物 1.8M
クエン酸3ナトリウム無水和物 0.2M
Claims (6)
- 0.005〜0.3モル/リットルの銅イオンと、
前記銅イオン濃度の1/10〜1倍の濃度のニッケルイオンと、
錯化剤イオンと、
次亜リン酸イオンと、
0.1モル/リットル以上0.5モル/リットル以下の炭酸イオンと、を含むことを特徴とする無電解めっき浴。 - ニッケル含有量が15wt%以下の無電解めっき膜が成膜されることを特徴とする請求項1に記載の無電解めっき浴。
- 銅イオン供給源、ニッケルイオン供給源、錯化剤イオン供給源、次亜リン酸イオン供給源、および炭酸イオン供給源の水に対する溶解度が、いずれも200g/リットル(20℃)以上であることを特徴とする請求項1または請求項2に記載の無電解めっき浴。
- 濃縮率が、2倍以上の濃縮液を水で希釈することにより作製されることを特徴とする請求項3に記載の無電解めっき浴。
- 請求項1に記載の無電解めっき浴を用いて成膜されることを特徴とする無電解めっき膜。
- ニッケル含有量が15wt%以下であることを特徴とする請求項5に記載の無電解めっき膜。
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JP5602790B2 true JP5602790B2 (ja) | 2014-10-08 |
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CN109706437A (zh) * | 2018-12-20 | 2019-05-03 | 德州易能新能源科技有限公司 | 制备金属硫化物薄膜的方法和由该方法制得的薄膜 |
WO2022153914A1 (ja) * | 2021-01-18 | 2022-07-21 | 東京エレクトロン株式会社 | めっき処理方法およびめっき処理装置 |
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JPH07118867A (ja) * | 1993-10-26 | 1995-05-09 | Hitachi Chem Co Ltd | 無電解金めっき方法 |
JP3201269B2 (ja) * | 1996-06-21 | 2001-08-20 | 上村工業株式会社 | 無電解めっき浴の再生方法 |
JP2001192850A (ja) * | 2000-01-11 | 2001-07-17 | Ebe Katsuo | 摺動部品用表面処理液及び摺動部品の表面処理方法及び摺動部品 |
JP2004115885A (ja) * | 2002-09-27 | 2004-04-15 | Tokyo Electron Ltd | 無電解メッキ方法 |
EP1876262A1 (en) * | 2006-07-07 | 2008-01-09 | Rohm and Haas Electronic Materials, L.L.C. | Environmentally friendly electroless copper compositions |
JP2008221488A (ja) * | 2007-03-08 | 2008-09-25 | Kanto Gakuin Univ Surface Engineering Research Institute | 液晶ポリマーフィルム金属張積層板 |
JP2008231459A (ja) * | 2007-03-16 | 2008-10-02 | Okuno Chem Ind Co Ltd | ポリイミド樹脂上への導電性皮膜の形成方法 |
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Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |