DE829391C - Verfahren zum elektrolytischen Polieren von Metallen - Google Patents
Verfahren zum elektrolytischen Polieren von MetallenInfo
- Publication number
- DE829391C DE829391C DEC746A DEC0000746A DE829391C DE 829391 C DE829391 C DE 829391C DE C746 A DEC746 A DE C746A DE C0000746 A DEC0000746 A DE C0000746A DE 829391 C DE829391 C DE 829391C
- Authority
- DE
- Germany
- Prior art keywords
- electrolyte
- sulfuric acid
- acid
- phosphoric acid
- weight
- 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
- 238000005498 polishing Methods 0.000 title claims description 18
- 238000000034 method Methods 0.000 title claims description 12
- 229910052751 metal Inorganic materials 0.000 title description 14
- 239000002184 metal Substances 0.000 title description 14
- 150000002739 metals Chemical class 0.000 title description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 60
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 50
- 239000003792 electrolyte Substances 0.000 claims description 36
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 23
- 239000000243 solution Substances 0.000 claims description 22
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 claims description 18
- 239000000654 additive Substances 0.000 claims description 14
- 239000002253 acid Substances 0.000 claims description 9
- 230000000996 additive effect Effects 0.000 claims description 9
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 150000001875 compounds Chemical class 0.000 claims description 6
- 229910045601 alloy Inorganic materials 0.000 claims description 5
- 239000000956 alloy Substances 0.000 claims description 5
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 4
- 239000007864 aqueous solution Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- -1 aromatic amino compound Chemical class 0.000 claims description 2
- 150000001412 amines Chemical class 0.000 claims 1
- 150000004982 aromatic amines Chemical class 0.000 claims 1
- 235000011007 phosphoric acid Nutrition 0.000 description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000007517 polishing process Methods 0.000 description 5
- 150000003839 salts Chemical class 0.000 description 5
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 238000005119 centrifugation Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229910000846 In alloy Inorganic materials 0.000 description 1
- UEZVMMHDMIWARA-UHFFFAOYSA-N Metaphosphoric acid Chemical compound OP(=O)=O UEZVMMHDMIWARA-UHFFFAOYSA-N 0.000 description 1
- AFBPFSWMIHJQDM-UHFFFAOYSA-N N-methylaniline Chemical compound CNC1=CC=CC=C1 AFBPFSWMIHJQDM-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 125000004185 ester group Chemical group 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 150000004992 toluidines Chemical class 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 238000005406 washing Methods 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
- C25F3/00—Electrolytic etching or polishing
- C25F3/16—Polishing
- C25F3/22—Polishing of heavy metals
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)
- Electrolytic Production Of Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB20865/46A GB622118A (en) | 1946-09-12 | 1946-09-12 | Improvements in the electrolytic polishing of metals |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE829391C true DE829391C (de) | 1952-02-25 |
Family
ID=10153033
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DEC746A Expired DE829391C (de) | 1946-09-12 | 1950-04-01 | Verfahren zum elektrolytischen Polieren von Metallen |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2594124A (enrdf_load_stackoverflow) |
| BE (1) | BE494749A (enrdf_load_stackoverflow) |
| DE (1) | DE829391C (enrdf_load_stackoverflow) |
| GB (1) | GB622118A (enrdf_load_stackoverflow) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2820750A (en) * | 1953-03-25 | 1958-01-21 | Charlesworth Percy Allan | Electrolytic treatment of metals and alloys |
| US4121979A (en) * | 1975-08-28 | 1978-10-24 | Oxy Metal Industries Corporation | Metal treatment |
| US5087342A (en) * | 1988-04-07 | 1992-02-11 | Seneca Wire And Manufacturing Company | Continuous steel strand electrolytic processing |
| US4935112A (en) * | 1988-04-07 | 1990-06-19 | Seneca Wire And Manufacturing Company | Continuous steel strand electrolytic processing |
| US4846944A (en) * | 1988-10-11 | 1989-07-11 | The United States Of America As Represented By The Secretary Of The Army | Process for figuring the surface of a metal mirror |
| SE9101469D0 (sv) * | 1991-05-15 | 1991-05-15 | Sandvik Ab | Etsmetod |
| US20030146191A1 (en) * | 2002-02-07 | 2003-08-07 | Ho-Ming Tong | Etching method for nickel-vanadium alloy |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2334698A (en) * | 1938-07-09 | 1943-11-23 | Battelle Memorial Institute | Polished metal and a method of making the same |
| US2411410A (en) * | 1941-06-14 | 1946-11-19 | American Steel & Wire Co | Electropolishing stainless steel |
| US2348517A (en) * | 1942-07-08 | 1944-05-09 | American Steel & Wire Co | Stainless steel anodic polishing |
-
0
- BE BE494749D patent/BE494749A/xx unknown
-
1946
- 1946-09-12 GB GB20865/46A patent/GB622118A/en not_active Expired
-
1947
- 1947-09-02 US US771591A patent/US2594124A/en not_active Expired - Lifetime
-
1950
- 1950-04-01 DE DEC746A patent/DE829391C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2594124A (en) | 1952-04-22 |
| GB622118A (en) | 1949-04-27 |
| BE494749A (enrdf_load_stackoverflow) |
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