DE1926228C3 - Bad zum elektrolytischen Ablösen von Metallüberzügen aus Nickel oder Chrom von Grundkörpern aus Buntmetall - Google Patents
Bad zum elektrolytischen Ablösen von Metallüberzügen aus Nickel oder Chrom von Grundkörpern aus BuntmetallInfo
- Publication number
- DE1926228C3 DE1926228C3 DE1926228A DE1926228A DE1926228C3 DE 1926228 C3 DE1926228 C3 DE 1926228C3 DE 1926228 A DE1926228 A DE 1926228A DE 1926228 A DE1926228 A DE 1926228A DE 1926228 C3 DE1926228 C3 DE 1926228C3
- Authority
- DE
- Germany
- Prior art keywords
- bath
- nickel
- base bodies
- chrome
- metal
- 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
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 title claims description 26
- 238000000576 coating method Methods 0.000 title claims description 17
- 229910052751 metal Inorganic materials 0.000 title claims description 13
- 239000002184 metal Substances 0.000 title claims description 13
- 229910052759 nickel Inorganic materials 0.000 title claims description 13
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims description 8
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 title claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 18
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 11
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Substances OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 5
- 239000003112 inhibitor Substances 0.000 claims description 4
- 150000007524 organic acids Chemical class 0.000 claims description 3
- 235000006408 oxalic acid Nutrition 0.000 claims description 3
- 239000001509 sodium citrate Substances 0.000 claims description 3
- NLJMYIDDQXHKNR-UHFFFAOYSA-K sodium citrate Chemical compound O.O.[Na+].[Na+].[Na+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O NLJMYIDDQXHKNR-UHFFFAOYSA-K 0.000 claims description 3
- PXRKCOCTEMYUEG-UHFFFAOYSA-N 5-aminoisoindole-1,3-dione Chemical compound NC1=CC=C2C(=O)NC(=O)C2=C1 PXRKCOCTEMYUEG-UHFFFAOYSA-N 0.000 claims description 2
- 235000005985 organic acids Nutrition 0.000 claims description 2
- 229940039748 oxalate Drugs 0.000 claims description 2
- 239000001508 potassium citrate Substances 0.000 claims description 2
- 229960002635 potassium citrate Drugs 0.000 claims description 2
- QEEAPRPFLLJWCF-UHFFFAOYSA-K potassium citrate (anhydrous) Chemical compound [K+].[K+].[K+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O QEEAPRPFLLJWCF-UHFFFAOYSA-K 0.000 claims description 2
- 235000011082 potassium citrates Nutrition 0.000 claims description 2
- ZNCPFRVNHGOPAG-UHFFFAOYSA-L sodium oxalate Chemical group [Na+].[Na+].[O-]C(=O)C([O-])=O ZNCPFRVNHGOPAG-UHFFFAOYSA-L 0.000 claims description 2
- 229940039790 sodium oxalate Drugs 0.000 claims description 2
- LSNNMFCWUKXFEE-UHFFFAOYSA-M Bisulfite Chemical compound OS([O-])=O LSNNMFCWUKXFEE-UHFFFAOYSA-M 0.000 claims 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims 1
- 229960003975 potassium Drugs 0.000 claims 1
- 229910052700 potassium Inorganic materials 0.000 claims 1
- 239000011591 potassium Substances 0.000 claims 1
- YWYZEGXAUVWDED-UHFFFAOYSA-N triammonium citrate Chemical compound [NH4+].[NH4+].[NH4+].[O-]C(=O)CC(O)(CC([O-])=O)C([O-])=O YWYZEGXAUVWDED-UHFFFAOYSA-N 0.000 claims 1
- 229910052804 chromium Inorganic materials 0.000 description 3
- 239000011651 chromium Substances 0.000 description 3
- BDHFUVZGWQCTTF-UHFFFAOYSA-N sulfonic acid Chemical compound OS(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- PAWQVTBBRAZDMG-UHFFFAOYSA-N 2-(3-bromo-2-fluorophenyl)acetic acid Chemical compound OC(=O)CC1=CC=CC(Br)=C1F PAWQVTBBRAZDMG-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- FEWJPZIEWOKRBE-JCYAYHJZSA-N Dextrotartaric acid Chemical compound OC(=O)[C@H](O)[C@@H](O)C(O)=O FEWJPZIEWOKRBE-JCYAYHJZSA-N 0.000 description 1
- 229910019142 PO4 Inorganic materials 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- VBIXEXWLHSRNKB-UHFFFAOYSA-N ammonium oxalate Chemical compound [NH4+].[NH4+].[O-]C(=O)C([O-])=O VBIXEXWLHSRNKB-UHFFFAOYSA-N 0.000 description 1
- ZCDOYSPFYFSLEW-UHFFFAOYSA-N chromate(2-) Chemical class [O-][Cr]([O-])(=O)=O ZCDOYSPFYFSLEW-UHFFFAOYSA-N 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000005764 inhibitory process Effects 0.000 description 1
- 235000021317 phosphate Nutrition 0.000 description 1
- 150000003013 phosphoric acid derivatives Chemical class 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
- 235000015320 potassium carbonate Nutrition 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 150000004760 silicates Chemical class 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 235000002906 tartaric acid Nutrition 0.000 description 1
- 239000011975 tartaric acid Substances 0.000 description 1
- 150000003585 thioureas Chemical class 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F5/00—Electrolytic stripping of metallic layers or coatings
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- ing And Chemical Polishing (AREA)
- Electroplating And Plating Baths Therefor (AREA)
- Electroplating Methods And Accessories (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1926228A DE1926228C3 (de) | 1969-05-22 | 1969-05-22 | Bad zum elektrolytischen Ablösen von Metallüberzügen aus Nickel oder Chrom von Grundkörpern aus Buntmetall |
| AT390470A AT290943B (de) | 1969-05-22 | 1970-04-29 | Bad zum elektrolytischen Ablösen von Metallüberzügen aus Nickel und Chrom von Grundkörpern aus Buntmetall |
| GB20693/70A GB1283463A (en) | 1969-05-22 | 1970-04-29 | A bath and a method for the electrolytic removal of a metal coating of nickel or chromium from a base component made of copper or a copper alloy |
| CH690770A CH508053A (de) | 1969-05-22 | 1970-05-08 | Bad zum elektrolytischen Ablösen von Metallüberzüger aus Nickel oder Chrom von Grundkörpern aus Buntmetall sowie eine Verwendung des Bades |
| NL7007038A NL7007038A (enExample) | 1969-05-22 | 1970-05-15 | |
| US38568A US3649489A (en) | 1969-05-22 | 1970-05-18 | Process for electrolytically stripping coatings and bath therefor |
| BR219185/70A BR7019185D0 (pt) | 1969-05-22 | 1970-05-21 | Banho e processo para remocao eletrolitica de reabrimentos metalicos de niquel e de cromo de corpos-base de metal naoferroso |
| FR7018731A FR2043620B1 (enExample) | 1969-05-22 | 1970-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1926228A DE1926228C3 (de) | 1969-05-22 | 1969-05-22 | Bad zum elektrolytischen Ablösen von Metallüberzügen aus Nickel oder Chrom von Grundkörpern aus Buntmetall |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1926228A1 DE1926228A1 (de) | 1970-11-26 |
| DE1926228B2 DE1926228B2 (de) | 1973-07-05 |
| DE1926228C3 true DE1926228C3 (de) | 1974-02-21 |
Family
ID=5734922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE1926228A Expired DE1926228C3 (de) | 1969-05-22 | 1969-05-22 | Bad zum elektrolytischen Ablösen von Metallüberzügen aus Nickel oder Chrom von Grundkörpern aus Buntmetall |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3649489A (enExample) |
| AT (1) | AT290943B (enExample) |
| BR (1) | BR7019185D0 (enExample) |
| CH (1) | CH508053A (enExample) |
| DE (1) | DE1926228C3 (enExample) |
| FR (1) | FR2043620B1 (enExample) |
| GB (1) | GB1283463A (enExample) |
| NL (1) | NL7007038A (enExample) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5479131A (en) * | 1977-12-07 | 1979-06-23 | Okuno Chem Ind Co | Electrolytic bath for removing electrodeposited metal on stainless steel substrate |
| US4221648A (en) * | 1978-07-14 | 1980-09-09 | Petrolite Corporation | Media regeneration in electrofiltration |
| US4233124A (en) * | 1979-10-29 | 1980-11-11 | Oxy Metal Industries Corporation | Electrolytic stripping bath and process |
| US4264420A (en) * | 1979-10-29 | 1981-04-28 | Oxy Metal Industries Corporation | Electrolytic stripping bath and process |
| US4324626A (en) * | 1979-11-13 | 1982-04-13 | United Technologies Corporation | Selective removal of nickel-based braze alloy from nickel-based metals |
| US4261804A (en) * | 1979-11-13 | 1981-04-14 | United Technologies Corporation | Selective removal of nickel-based alloys from ferrous-based metals |
| CA1185152A (en) * | 1982-01-22 | 1985-04-09 | Thomas W. Bleeks | Selective chemical removal of hard surface coatings from superalloy substrates |
| US4400248A (en) * | 1982-03-08 | 1983-08-23 | Occidental Chemical Corporation | Electrolytic stripping process |
| US4404074A (en) * | 1982-05-27 | 1983-09-13 | Occidental Chemical Corporation | Electrolytic stripping bath and process |
| HU186150B (en) * | 1982-10-29 | 1985-06-28 | Latszereszeti Eszkoezoek Gyara | Process for the removal electrolitically of nickel, chrome ot gold layers from the surface of copper or cupric alloys and equipemnt for carrying out the process |
| EP0214644A3 (en) * | 1985-09-09 | 1988-10-05 | Olin Corporation | Method of producing ferromagnetic particles |
| US4668355A (en) * | 1985-09-09 | 1987-05-26 | Olin Corporation | Solutions for extracting magnetic particles |
| US4720332A (en) * | 1986-04-21 | 1988-01-19 | Coffey Barry W | Nickel strip formulation |
| US4678552A (en) * | 1986-04-22 | 1987-07-07 | Pennwalt Corporation | Selective electrolytic stripping of metal coatings from base metal substrates |
-
1969
- 1969-05-22 DE DE1926228A patent/DE1926228C3/de not_active Expired
-
1970
- 1970-04-29 AT AT390470A patent/AT290943B/de not_active IP Right Cessation
- 1970-04-29 GB GB20693/70A patent/GB1283463A/en not_active Expired
- 1970-05-08 CH CH690770A patent/CH508053A/de not_active IP Right Cessation
- 1970-05-15 NL NL7007038A patent/NL7007038A/xx unknown
- 1970-05-18 US US38568A patent/US3649489A/en not_active Expired - Lifetime
- 1970-05-21 BR BR219185/70A patent/BR7019185D0/pt unknown
- 1970-05-22 FR FR7018731A patent/FR2043620B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2043620B1 (enExample) | 1974-05-24 |
| NL7007038A (enExample) | 1970-11-24 |
| CH508053A (de) | 1971-05-31 |
| AT290943B (de) | 1971-06-25 |
| DE1926228A1 (de) | 1970-11-26 |
| US3649489A (en) | 1972-03-14 |
| FR2043620A1 (enExample) | 1971-02-19 |
| BR7019185D0 (pt) | 1973-04-17 |
| DE1926228B2 (de) | 1973-07-05 |
| GB1283463A (en) | 1972-07-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| EHJ | Ceased/non-payment of the annual fee |