JPH0469240B2 - - Google Patents
Info
- Publication number
- JPH0469240B2 JPH0469240B2 JP2917789A JP2917789A JPH0469240B2 JP H0469240 B2 JPH0469240 B2 JP H0469240B2 JP 2917789 A JP2917789 A JP 2917789A JP 2917789 A JP2917789 A JP 2917789A JP H0469240 B2 JPH0469240 B2 JP H0469240B2
- Authority
- JP
- Japan
- Prior art keywords
- plating
- rare earth
- waste liquid
- earth ions
- solution
- 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
Links
- 238000007747 plating Methods 0.000 claims description 59
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 24
- 239000007788 liquid Substances 0.000 claims description 23
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 23
- -1 rare earth ions Chemical class 0.000 claims description 21
- 239000002699 waste material Substances 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 12
- 229910052759 nickel Inorganic materials 0.000 claims description 10
- 239000002253 acid Substances 0.000 claims description 8
- 229910045601 alloy Inorganic materials 0.000 claims description 7
- 239000000956 alloy Substances 0.000 claims description 7
- 229910001860 alkaline earth metal hydroxide Inorganic materials 0.000 claims description 6
- 230000001172 regenerating effect Effects 0.000 claims description 6
- 229910000990 Ni alloy Inorganic materials 0.000 claims description 5
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 claims description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 38
- 239000000243 solution Substances 0.000 description 23
- 239000000654 additive Substances 0.000 description 7
- 229910001172 neodymium magnet Inorganic materials 0.000 description 5
- 239000002244 precipitate Substances 0.000 description 5
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 4
- 150000001342 alkaline earth metals Chemical class 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000002378 acidificating effect Effects 0.000 description 3
- 230000000996 additive effect Effects 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 2
- 239000004327 boric acid Substances 0.000 description 2
- 150000004679 hydroxides Chemical class 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- XTQHKBHJIVJGKJ-UHFFFAOYSA-N sulfur monoxide Chemical compound S=O XTQHKBHJIVJGKJ-UHFFFAOYSA-N 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 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 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 0.000 description 1
- 241000080590 Niso Species 0.000 description 1
- 229910003514 Sr(OH) Inorganic materials 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- RQPZNWPYLFFXCP-UHFFFAOYSA-L barium dihydroxide Chemical compound [OH-].[OH-].[Ba+2] RQPZNWPYLFFXCP-UHFFFAOYSA-L 0.000 description 1
- 229910001863 barium hydroxide Inorganic materials 0.000 description 1
- 239000006172 buffering agent Substances 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- NINOVVRCHXVOKB-UHFFFAOYSA-N dialuminum;dioxido(dioxo)chromium Chemical compound [Al+3].[Al+3].[O-][Cr]([O-])(=O)=O.[O-][Cr]([O-])(=O)=O.[O-][Cr]([O-])(=O)=O NINOVVRCHXVOKB-UHFFFAOYSA-N 0.000 description 1
- TXKMVPPZCYKFAC-UHFFFAOYSA-N disulfur monoxide Inorganic materials O=S=S TXKMVPPZCYKFAC-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002921 fermentation waste Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- LAIZPRYFQUWUBN-UHFFFAOYSA-L nickel chloride hexahydrate Chemical compound O.O.O.O.O.O.[Cl-].[Cl-].[Ni+2] LAIZPRYFQUWUBN-UHFFFAOYSA-L 0.000 description 1
- 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 1
- 229940116202 nickel sulfate hexahydrate Drugs 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 241000894007 species Species 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 229910052815 sulfur oxide Inorganic materials 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
Landscapes
- Removal Of Specific Substances (AREA)
- Manufacture And Refinement Of Metals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2917789A JPH02209500A (ja) | 1989-02-08 | 1989-02-08 | ＮｉまたはＮｉ合金めっき廃液の再生方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2917789A JPH02209500A (ja) | 1989-02-08 | 1989-02-08 | ＮｉまたはＮｉ合金めっき廃液の再生方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02209500A JPH02209500A (ja) | 1990-08-20 |
| JPH0469240B2 true JPH0469240B2 (en:Method) | 1992-11-05 |
Family
ID=12268947
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2917789A Granted JPH02209500A (ja) | 1989-02-08 | 1989-02-08 | ＮｉまたはＮｉ合金めっき廃液の再生方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02209500A (en:Method) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5692400B2 (ja) * | 2011-09-28 | 2015-04-01 | 日立金属株式会社 | 電気ニッケルめっき液中の希土類不純物の除去方法 |
| JP5835001B2 (ja) * | 2012-02-27 | 2015-12-24 | 日立金属株式会社 | 電気ニッケルめっき液中の希土類不純物の除去方法 |
| JP6119353B2 (ja) * | 2013-03-25 | 2017-04-26 | 日立金属株式会社 | 電気ニッケルめっき装置 |
| WO2014156761A1 (ja) * | 2013-03-25 | 2014-10-02 | 日立金属株式会社 | 電気ニッケルめっき液中の希土類不純物の除去方法 |
| US9771664B2 (en) | 2013-03-25 | 2017-09-26 | Hitachi Metals, Ltd. | Method for removing rare earth impurities from nickel-electroplating solution |
-
1989
- 1989-02-08 JP JP2917789A patent/JPH02209500A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02209500A (ja) | 1990-08-20 |
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