DE69614020D1 - Magnetisches Aufzeichnungsmedium und Verfahren zu seiner Herstellung - Google Patents
Magnetisches Aufzeichnungsmedium und Verfahren zu seiner HerstellungInfo
- Publication number
- DE69614020D1 DE69614020D1 DE69614020T DE69614020T DE69614020D1 DE 69614020 D1 DE69614020 D1 DE 69614020D1 DE 69614020 T DE69614020 T DE 69614020T DE 69614020 T DE69614020 T DE 69614020T DE 69614020 D1 DE69614020 D1 DE 69614020D1
- Authority
- DE
- Germany
- Prior art keywords
- production
- recording medium
- magnetic recording
- magnetic
- 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 - Fee Related
Links
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
- G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
-
- 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
- G11B5/7264—Inorganic carbon protective coating, e.g. graphite, diamond like carbon or doped carbon
-
- 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
- G11B5/8408—Processes or apparatus specially adapted for manufacturing record carriers protecting the magnetic layer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/90—Magnetic feature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/30—Self-sustaining carbon mass or layer with impregnant or other layer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31678—Of metal
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7537895A JPH08273149A (ja) | 1995-03-31 | 1995-03-31 | 磁気記録媒体およびその製造方法 |
JP7537995A JPH08273150A (ja) | 1995-03-31 | 1995-03-31 | 磁気記録媒体 |
JP22176995A JP3629765B2 (ja) | 1995-08-30 | 1995-08-30 | 磁気記録媒体及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69614020D1 true DE69614020D1 (de) | 2001-08-30 |
DE69614020T2 DE69614020T2 (de) | 2002-03-14 |
Family
ID=27301792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1996614020 Expired - Fee Related DE69614020T2 (de) | 1995-03-31 | 1996-03-29 | Magnetisches Aufzeichnungsmedium und Verfahren zu seiner Herstellung |
Country Status (3)
Country | Link |
---|---|
US (2) | US5945219A (de) |
EP (1) | EP0735523B1 (de) |
DE (1) | DE69614020T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6805941B1 (en) * | 1992-11-19 | 2004-10-19 | Semiconductor Energy Laboratory Co., Ltd. | Magnetic recording medium |
US5637373A (en) | 1992-11-19 | 1997-06-10 | Semiconductor Energy Laboratory Co., Ltd. | Magnetic recording medium |
KR100397668B1 (ko) * | 2000-10-24 | 2003-09-19 | 주식회사 세이빈엔지니어링 | 화장실 고체전달음 차단용 변기소음 방진시트 |
US6875492B1 (en) | 2001-11-15 | 2005-04-05 | Maxtor Corporation | Carbon overcoat for magnetic recording medium |
JP2003342739A (ja) * | 2002-05-23 | 2003-12-03 | Sony Corp | プラズマ化学的気相成長装置 |
US8008632B2 (en) * | 2008-07-24 | 2011-08-30 | Seagate Technology Llc | Two-zone ion beam carbon deposition |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1297738C (en) * | 1986-01-09 | 1992-03-24 | Hirofumi Kondo | Magnetic recording medium |
US4833031A (en) * | 1986-03-20 | 1989-05-23 | Matsushita Electric Industrial Co., Ltd. | Magnetic recording medium |
JPS6379230A (ja) * | 1986-09-24 | 1988-04-09 | Fuji Electric Co Ltd | 磁気記録媒体 |
US5275850A (en) * | 1988-04-20 | 1994-01-04 | Hitachi, Ltd. | Process for producing a magnetic disk having a metal containing hard carbon coating by plasma chemical vapor deposition under a negative self bias |
JPH03130919A (ja) * | 1989-07-07 | 1991-06-04 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
JP3008432B2 (ja) * | 1990-03-12 | 2000-02-14 | ソニー株式会社 | 磁気記録媒体 |
US5462784A (en) * | 1994-11-02 | 1995-10-31 | International Business Machines Corporation | Fluorinated diamond-like carbon protective coating for magnetic recording media devices |
US5750209A (en) * | 1995-09-26 | 1998-05-12 | Sony Corporation | Method for producing magnetic recording medium and apparatus therefor |
-
1996
- 1996-03-26 US US08/621,620 patent/US5945219A/en not_active Expired - Fee Related
- 1996-03-29 DE DE1996614020 patent/DE69614020T2/de not_active Expired - Fee Related
- 1996-03-29 EP EP19960105125 patent/EP0735523B1/de not_active Expired - Lifetime
-
1998
- 1998-04-29 US US09/069,625 patent/US5968609A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US5968609A (en) | 1999-10-19 |
US5945219A (en) | 1999-08-31 |
EP0735523B1 (de) | 2001-07-25 |
EP0735523A2 (de) | 1996-10-02 |
EP0735523A3 (de) | 1996-10-23 |
DE69614020T2 (de) | 2002-03-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |