JPS6250884B2 - - Google Patents
Info
- Publication number
- JPS6250884B2 JPS6250884B2 JP16593379A JP16593379A JPS6250884B2 JP S6250884 B2 JPS6250884 B2 JP S6250884B2 JP 16593379 A JP16593379 A JP 16593379A JP 16593379 A JP16593379 A JP 16593379A JP S6250884 B2 JPS6250884 B2 JP S6250884B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- reflective layer
- coated
- head
- medium
- 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
- 238000000034 method Methods 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000002253 acid Substances 0.000 claims description 10
- 229910052709 silver Inorganic materials 0.000 claims description 5
- 229910052737 gold Inorganic materials 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 238000010304 firing Methods 0.000 claims description 2
- 238000003860 storage Methods 0.000 description 17
- 239000010408 film Substances 0.000 description 13
- 229910052751 metal Inorganic materials 0.000 description 11
- 239000002184 metal Substances 0.000 description 11
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 8
- 229910001096 P alloy Inorganic materials 0.000 description 8
- OFNHPGDEEMZPFG-UHFFFAOYSA-N phosphanylidynenickel Chemical compound [P].[Ni] OFNHPGDEEMZPFG-UHFFFAOYSA-N 0.000 description 7
- 230000001681 protective effect Effects 0.000 description 7
- 238000007747 plating Methods 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- IGOJDKCIHXGPTI-UHFFFAOYSA-N [P].[Co].[Ni] Chemical compound [P].[Co].[Ni] IGOJDKCIHXGPTI-UHFFFAOYSA-N 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 4
- 239000001569 carbon dioxide Substances 0.000 description 4
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 230000001678 irradiating effect Effects 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 230000005415 magnetization Effects 0.000 description 2
- 239000011232 storage material Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- QBCBTZZUMVZBLB-UHFFFAOYSA-N [Ag].[Co].[Ni] Chemical class [Ag].[Co].[Ni] QBCBTZZUMVZBLB-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000862 absorption spectrum Methods 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- RMAQACBXLXPBSY-UHFFFAOYSA-N silicic acid Chemical compound O[Si](O)(O)O RMAQACBXLXPBSY-UHFFFAOYSA-N 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16593379A JPS5690424A (en) | 1979-12-20 | 1979-12-20 | Magnetic storage material and its production |
| US06/192,566 US4380558A (en) | 1979-10-02 | 1980-09-30 | Process for manufacturing a protective polysilicate layer of a record member by a laser beam and a magnetic record member suitably manufactured thereby |
| DE3037168A DE3037168C2 (de) | 1979-10-02 | 1980-10-01 | Verfahren zur Herstellung eines magnetischen Aufzeichnungsträgers mittels Laserstrahlung |
| DE19803050791 DE3050791C2 (de) | 1979-10-02 | 1980-10-01 | Verfahren zum gleichzeitigen Herstellen von zwei magnetischen Aufzeichnungstr{gern |
| DE19803050525 DE3050525C2 (de) | 1979-10-02 | 1980-10-01 | Magnetischer Aufzeichnungstr{ger mit einer Schutzschicht |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16593379A JPS5690424A (en) | 1979-12-20 | 1979-12-20 | Magnetic storage material and its production |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5690424A JPS5690424A (en) | 1981-07-22 |
| JPS6250884B2 true JPS6250884B2 (enrdf_load_stackoverflow) | 1987-10-27 |
Family
ID=15821765
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16593379A Granted JPS5690424A (en) | 1979-10-02 | 1979-12-20 | Magnetic storage material and its production |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5690424A (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01159975U (enrdf_load_stackoverflow) * | 1988-04-21 | 1989-11-07 |
-
1979
- 1979-12-20 JP JP16593379A patent/JPS5690424A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01159975U (enrdf_load_stackoverflow) * | 1988-04-21 | 1989-11-07 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5690424A (en) | 1981-07-22 |
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