IT8420101A0 - PROCEDURE FOR THE PRODUCTION OF AN ALUMINUM SUBSTRATE FOR MAGNETIC RECORDING MEDIA. - Google Patents
PROCEDURE FOR THE PRODUCTION OF AN ALUMINUM SUBSTRATE FOR MAGNETIC RECORDING MEDIA.Info
- Publication number
- IT8420101A0 IT8420101A0 IT8420101A IT2010184A IT8420101A0 IT 8420101 A0 IT8420101 A0 IT 8420101A0 IT 8420101 A IT8420101 A IT 8420101A IT 2010184 A IT2010184 A IT 2010184A IT 8420101 A0 IT8420101 A0 IT 8420101A0
- Authority
- IT
- Italy
- Prior art keywords
- procedure
- production
- magnetic recording
- recording media
- aluminum substrate
- Prior art date
Links
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title 1
- 229910052782 aluminium Inorganic materials 0.000 title 1
- 239000000758 substrate Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D3/00—Electroplating: Baths therefor
- C25D3/02—Electroplating: Baths therefor from solutions
- C25D3/04—Electroplating: Baths therefor from solutions of chromium
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
- C25D11/02—Anodisation
- C25D11/04—Anodisation of aluminium or alloys based thereon
- C25D11/06—Anodisation of aluminium or alloys based thereon characterised by the electrolytes used
-
- 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
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73911—Inorganic substrates
- G11B5/73917—Metallic substrates, i.e. elemental metal or metal alloy substrates
- G11B5/73919—Aluminium or titanium elemental or alloy substrates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Metallurgy (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58044364A JPS59171023A (en) | 1983-03-18 | 1983-03-18 | Manufacture of alumite board for high density magnetic recording material |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8420101A0 true IT8420101A0 (en) | 1984-03-16 |
IT1206136B IT1206136B (en) | 1989-04-14 |
Family
ID=12689451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8420101A IT1206136B (en) | 1983-03-18 | 1984-03-16 | PROCEDURE FOR THE PRODUCTION OF AN ALUMINUM SUBSTRATE BY MAGNETIC REGISTRATION MEDIA. |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS59171023A (en) |
KR (1) | KR840007910A (en) |
CA (1) | CA1237694A (en) |
DE (1) | DE3408753C2 (en) |
FR (1) | FR2542901B1 (en) |
GB (1) | GB2136448B (en) |
IT (1) | IT1206136B (en) |
NL (1) | NL8400849A (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62149029A (en) * | 1985-09-04 | 1987-07-03 | Furukawa Alum Co Ltd | Alumite magnetic disk substrate and its production |
GB0208642D0 (en) | 2002-04-16 | 2002-05-22 | Accentus Plc | Metal implants |
GB0405680D0 (en) | 2004-03-13 | 2004-04-21 | Accentus Plc | Metal implants |
WO2009044203A1 (en) | 2007-10-03 | 2009-04-09 | Accentus Plc | Method of manufacturing metal with biocidal properties |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH287575A (en) * | 1951-01-27 | 1952-12-15 | S A Vernal | Process of electrolytic oxidation of aluminum and its alloys. |
NL6609803A (en) * | 1966-07-13 | 1968-01-15 | ||
NL6612707A (en) * | 1966-09-09 | 1968-03-11 | ||
US4109287A (en) * | 1972-04-14 | 1978-08-22 | Pilot Man-Nun-Hitsu Kabushiki Kaisha | Process for recording information or sound and process for preparation of recording materials used therefor |
GB1464857A (en) * | 1974-05-08 | 1977-02-16 | Nat Res Dev | Chromic acid anodising of aluminium and its alloys |
-
1983
- 1983-03-18 JP JP58044364A patent/JPS59171023A/en active Granted
-
1984
- 1984-03-07 GB GB08405910A patent/GB2136448B/en not_active Expired
- 1984-03-09 DE DE3408753A patent/DE3408753C2/en not_active Expired
- 1984-03-12 FR FR8403879A patent/FR2542901B1/en not_active Expired
- 1984-03-15 CA CA000449707A patent/CA1237694A/en not_active Expired
- 1984-03-15 KR KR1019840001318A patent/KR840007910A/en not_active Application Discontinuation
- 1984-03-16 NL NL8400849A patent/NL8400849A/en not_active Application Discontinuation
- 1984-03-16 IT IT8420101A patent/IT1206136B/en active
Also Published As
Publication number | Publication date |
---|---|
FR2542901A1 (en) | 1984-09-21 |
JPS59171023A (en) | 1984-09-27 |
FR2542901B1 (en) | 1987-11-13 |
DE3408753A1 (en) | 1984-09-20 |
NL8400849A (en) | 1984-10-16 |
JPH0346890B2 (en) | 1991-07-17 |
IT1206136B (en) | 1989-04-14 |
GB2136448A (en) | 1984-09-19 |
GB2136448B (en) | 1986-09-17 |
CA1237694A (en) | 1988-06-07 |
GB8405910D0 (en) | 1984-04-11 |
KR840007910A (en) | 1984-12-11 |
DE3408753C2 (en) | 1986-04-17 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
IT8421347A0 (en) | PROCEDURE FOR THE PRODUCTION OF MEDIA FOR MAGNETIC RECORDING. | |
NL190709C (en) | Magnetic recording medium. | |
DE3480749D1 (en) | MAGNETIC RECORDING MEDIUM. | |
IT8224714A0 (en) | MAGNETIC RECORDING APPARATUS. | |
IT8422863A1 (en) | APPARATUS FOR RECORDING INFORMATION OF DRAWINGS | |
ES525645A0 (en) | ALIGNMENT DISC FOR TRANSDUCER HEADS OF MAGNETIC MEDIA. | |
DE3778168D1 (en) | MAGNETIC RECORDING MEDIUM. | |
DE3885825D1 (en) | Magnetic recording media. | |
DE3773239D1 (en) | MAGNETIC RECORDING MEDIUM. | |
NL190296C (en) | MAGNETIC RECORD MEDIUM. | |
DE3434256A1 (en) | INK-JET RECORDING MEDIUM | |
DE3372887D1 (en) | Method for the production of an optical recording element | |
EP0146861A3 (en) | Thin layer magnetic head for perpendicular (vertical) recording | |
KR850007505A (en) | Magnetic recording medium | |
BR8207976A (en) | SUSPENSION SET FOR MAGNETIC TRANSDUCER HEADS | |
DE3575357D1 (en) | MAGNETIC RECORDING MEDIUM. | |
BR8600423A (en) | HARD MAGNETIC RECORDING MEDIA | |
DE3486358T2 (en) | Recording disc cassette. | |
GB8306780D0 (en) | Underlayer for laser recording media | |
DE3484322D1 (en) | MAGNETIC RECORDING MEDIUM. | |
EP0081591A4 (en) | Method of manufacturing magnetic recording medium. | |
NL191422C (en) | Magnetic recording medium. | |
NL192702B (en) | Magnetic recording medium. | |
IT8420101A0 (en) | PROCEDURE FOR THE PRODUCTION OF AN ALUMINUM SUBSTRATE FOR MAGNETIC RECORDING MEDIA. | |
DE3481661D1 (en) | MAGNETIC RECORDING MEDIUM. |