CA1084442A - Electrochemical tape cleaning - Google Patents
Electrochemical tape cleaningInfo
- Publication number
- CA1084442A CA1084442A CA241,676A CA241676A CA1084442A CA 1084442 A CA1084442 A CA 1084442A CA 241676 A CA241676 A CA 241676A CA 1084442 A CA1084442 A CA 1084442A
- Authority
- CA
- Canada
- Prior art keywords
- tape
- bath
- acid
- solution
- tank containing
- 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
- 238000004140 cleaning Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000002253 acid Substances 0.000 claims abstract description 29
- 229910052751 metal Inorganic materials 0.000 claims abstract description 19
- 239000002184 metal Substances 0.000 claims abstract description 19
- 239000011888 foil Substances 0.000 claims abstract description 17
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 claims abstract description 17
- 229910052753 mercury Inorganic materials 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims abstract description 11
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 238000011109 contamination Methods 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims abstract 2
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 18
- 239000000356 contaminant Substances 0.000 claims description 12
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 8
- 239000008399 tap water Substances 0.000 claims description 3
- 235000020679 tap water Nutrition 0.000 claims description 3
- 238000011010 flushing procedure Methods 0.000 claims description 2
- 238000005406 washing Methods 0.000 claims 5
- 238000001035 drying Methods 0.000 claims 2
- 239000012530 fluid Substances 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 230000003647 oxidation Effects 0.000 abstract description 8
- 238000007254 oxidation reaction Methods 0.000 abstract description 8
- 230000004048 modification Effects 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract description 2
- 230000001143 conditioned effect Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 26
- 239000002585 base Substances 0.000 description 5
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 239000003921 oil Substances 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 229910000586 vicalloy Inorganic materials 0.000 description 3
- 229910001313 Cobalt-iron alloy Inorganic materials 0.000 description 2
- ABEXMJLMICYACI-UHFFFAOYSA-N [V].[Co].[Fe] Chemical compound [V].[Co].[Fe] ABEXMJLMICYACI-UHFFFAOYSA-N 0.000 description 2
- 239000008367 deionised water Substances 0.000 description 2
- 229910021641 deionized water Inorganic materials 0.000 description 2
- 229960000443 hydrochloric acid Drugs 0.000 description 2
- 235000011167 hydrochloric acid Nutrition 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 239000003513 alkali Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000012153 distilled water Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
- G11B23/50—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges
- G11B23/502—Reconditioning of record carriers; Cleaning of record carriers ; Carrying-off electrostatic charges of tape carriers
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Cleaning And De-Greasing Of Metallic Materials By Chemical Methods (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US54448575A | 1975-01-27 | 1975-01-27 | |
| US544,485 | 1975-01-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1084442A true CA1084442A (en) | 1980-08-26 |
Family
ID=24172373
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA241,676A Expired CA1084442A (en) | 1975-01-27 | 1975-12-10 | Electrochemical tape cleaning |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS5199631A (OSRAM) |
| CA (1) | CA1084442A (OSRAM) |
| CH (1) | CH610357A5 (OSRAM) |
| DE (1) | DE2601879A1 (OSRAM) |
| FR (1) | FR2298852A1 (OSRAM) |
| IT (1) | IT1053432B (OSRAM) |
| SE (1) | SE7600362L (OSRAM) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5066370A (en) * | 1990-09-07 | 1991-11-19 | International Business Machines Corporation | Apparatus, electrochemical process, and electrolyte for microfinishing stainless steel print bands |
| GB9308538D0 (en) * | 1993-04-24 | 1993-06-09 | Walker Michael A C | Film cleaning apparatus & method |
| CN105220199B (zh) * | 2015-11-04 | 2018-02-06 | 四川立业电子有限公司 | 提高化成箔外观质量的方法及装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2330562A (en) * | 1940-12-20 | 1943-09-28 | Himmel Brothers Company | Electropolishing apparatus |
| US3740324A (en) * | 1971-01-29 | 1973-06-19 | Hughes Aircraft Co | Magnetic wire electropolishing process improvement |
-
1975
- 1975-12-10 CA CA241,676A patent/CA1084442A/en not_active Expired
-
1976
- 1976-01-09 FR FR7600527A patent/FR2298852A1/fr active Granted
- 1976-01-15 SE SE7600362A patent/SE7600362L/xx unknown
- 1976-01-20 DE DE19762601879 patent/DE2601879A1/de not_active Withdrawn
- 1976-01-23 IT IT47771/76A patent/IT1053432B/it active
- 1976-01-26 CH CH93676A patent/CH610357A5/xx not_active IP Right Cessation
- 1976-01-27 JP JP51007223A patent/JPS5199631A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| SE7600362L (sv) | 1976-07-28 |
| IT1053432B (it) | 1981-08-31 |
| FR2298852A1 (fr) | 1976-08-20 |
| FR2298852B1 (OSRAM) | 1980-05-30 |
| DE2601879A1 (de) | 1976-07-29 |
| CH610357A5 (en) | 1979-04-12 |
| JPS5199631A (OSRAM) | 1976-09-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |