JPS57158034A - Manufacture of magnetic storage body - Google Patents
Manufacture of magnetic storage bodyInfo
- Publication number
- JPS57158034A JPS57158034A JP56042964A JP4296481A JPS57158034A JP S57158034 A JPS57158034 A JP S57158034A JP 56042964 A JP56042964 A JP 56042964A JP 4296481 A JP4296481 A JP 4296481A JP S57158034 A JPS57158034 A JP S57158034A
- Authority
- JP
- Japan
- Prior art keywords
- alloy
- medium
- protective film
- metallic magnetic
- nickel
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title 1
- 230000001681 protective effect Effects 0.000 abstract 4
- 229910001096 P alloy Inorganic materials 0.000 abstract 3
- 229910045601 alloy Inorganic materials 0.000 abstract 2
- 239000000956 alloy Substances 0.000 abstract 2
- 238000001354 calcination Methods 0.000 abstract 2
- 230000007797 corrosion Effects 0.000 abstract 2
- 238000005260 corrosion Methods 0.000 abstract 2
- 239000003112 inhibitor Substances 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 229910052751 metal Inorganic materials 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 2
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 abstract 2
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 abstract 2
- 229910000838 Al alloy Inorganic materials 0.000 abstract 1
- 229910001069 Ti alloy Inorganic materials 0.000 abstract 1
- IGOJDKCIHXGPTI-UHFFFAOYSA-N [P].[Co].[Ni] Chemical compound [P].[Co].[Ni] IGOJDKCIHXGPTI-UHFFFAOYSA-N 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 238000007747 plating Methods 0.000 abstract 1
- 238000005498 polishing Methods 0.000 abstract 1
- 230000003746 surface roughness Effects 0.000 abstract 1
Classifications
-
- 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
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
- G11B5/722—Protective coatings, e.g. anti-static or antifriction containing an anticorrosive material
-
- 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
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
- G11B5/726—Two or more protective coatings
- G11B5/7262—Inorganic protective coating
Landscapes
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56042964A JPS57158034A (en) | 1981-03-24 | 1981-03-24 | Manufacture of magnetic storage body |
| DE3210866A DE3210866C2 (de) | 1981-03-24 | 1982-03-24 | Magnetischer Aufzeichnungsträger und Verfahren zu seiner Herstellung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56042964A JPS57158034A (en) | 1981-03-24 | 1981-03-24 | Manufacture of magnetic storage body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57158034A true JPS57158034A (en) | 1982-09-29 |
| JPH0237604B2 JPH0237604B2 (enrdf_load_stackoverflow) | 1990-08-27 |
Family
ID=12650712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56042964A Granted JPS57158034A (en) | 1981-03-24 | 1981-03-24 | Manufacture of magnetic storage body |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57158034A (enrdf_load_stackoverflow) |
-
1981
- 1981-03-24 JP JP56042964A patent/JPS57158034A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0237604B2 (enrdf_load_stackoverflow) | 1990-08-27 |
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