JPS58133627A - 垂直磁気記録媒体 - Google Patents
垂直磁気記録媒体Info
- Publication number
- JPS58133627A JPS58133627A JP57014630A JP1463082A JPS58133627A JP S58133627 A JPS58133627 A JP S58133627A JP 57014630 A JP57014630 A JP 57014630A JP 1463082 A JP1463082 A JP 1463082A JP S58133627 A JPS58133627 A JP S58133627A
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- recording medium
- cobalt
- magnetic
- magnetic recording
- 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
- 239000010409 thin film Substances 0.000 claims description 16
- 229910045601 alloy Inorganic materials 0.000 claims description 4
- 239000000956 alloy Substances 0.000 claims description 4
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 239000011651 chromium Substances 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- 150000004767 nitrides Chemical class 0.000 claims description 2
- 229910052582 BN Inorganic materials 0.000 claims 1
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims 1
- 229910000531 Co alloy Inorganic materials 0.000 claims 1
- 229910000599 Cr alloy Inorganic materials 0.000 claims 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 14
- WAIPAZQMEIHHTJ-UHFFFAOYSA-N [Cr].[Co] Chemical class [Cr].[Co] WAIPAZQMEIHHTJ-UHFFFAOYSA-N 0.000 description 10
- 239000010408 film Substances 0.000 description 9
- 229910052796 boron Inorganic materials 0.000 description 8
- 229910000889 permalloy Inorganic materials 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 7
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- 229910000684 Cobalt-chrome Inorganic materials 0.000 description 4
- 239000010952 cobalt-chrome Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000001755 magnetron sputter deposition Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- -1 argonium Chemical compound 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000013081 microcrystal Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 235000013162 Cocos nucifera Nutrition 0.000 description 1
- 244000060011 Cocos nucifera Species 0.000 description 1
- 229910001007 Tl alloy Inorganic materials 0.000 description 1
- 229920006266 Vinyl film Polymers 0.000 description 1
- BLJNPOIVYYWHMA-UHFFFAOYSA-N alumane;cobalt Chemical compound [AlH3].[Co] BLJNPOIVYYWHMA-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000005001 laminate film Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 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
Landscapes
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57014630A JPS58133627A (ja) | 1982-02-01 | 1982-02-01 | 垂直磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57014630A JPS58133627A (ja) | 1982-02-01 | 1982-02-01 | 垂直磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58133627A true JPS58133627A (ja) | 1983-08-09 |
| JPH053050B2 JPH053050B2 (enrdf_load_stackoverflow) | 1993-01-13 |
Family
ID=11866514
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57014630A Granted JPS58133627A (ja) | 1982-02-01 | 1982-02-01 | 垂直磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58133627A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729924A (en) * | 1984-12-21 | 1988-03-08 | Minnesota Mining And Manufacturing Company | Metallic thin film magnetic recording medium having a hard protective layer |
| US4803130A (en) * | 1984-12-21 | 1989-02-07 | Minnesota Mining And Manufacturing Company | Reactive sputtering process for recording media |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57181428A (en) * | 1981-04-30 | 1982-11-08 | Hitachi Maxell Ltd | Magnetic recording medium and its manufacture |
-
1982
- 1982-02-01 JP JP57014630A patent/JPS58133627A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57181428A (en) * | 1981-04-30 | 1982-11-08 | Hitachi Maxell Ltd | Magnetic recording medium and its manufacture |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4729924A (en) * | 1984-12-21 | 1988-03-08 | Minnesota Mining And Manufacturing Company | Metallic thin film magnetic recording medium having a hard protective layer |
| US4803130A (en) * | 1984-12-21 | 1989-02-07 | Minnesota Mining And Manufacturing Company | Reactive sputtering process for recording media |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH053050B2 (enrdf_load_stackoverflow) | 1993-01-13 |
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