KR920010551A - 자기 기록 매체 - Google Patents
자기 기록 매체 Download PDFInfo
- Publication number
- KR920010551A KR920010551A KR1019910019822A KR910019822A KR920010551A KR 920010551 A KR920010551 A KR 920010551A KR 1019910019822 A KR1019910019822 A KR 1019910019822A KR 910019822 A KR910019822 A KR 910019822A KR 920010551 A KR920010551 A KR 920010551A
- Authority
- KR
- South Korea
- Prior art keywords
- magnetic recording
- recording medium
- recording media
- ester
- thin film
- Prior art date
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
- G11B5/7253—Fluorocarbon lubricant
-
- 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
-
- 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
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
- Y10T428/264—Up to 3 mils
- Y10T428/265—1 mil or less
Abstract
내용 없음.
Description
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
Claims (3)
- 비자성 지지체상의 한쪽면에 강자성금속박막이 형성되고, 그 표면에 수분이 부착하고 있는 자기 기록 매체에 있어서, 상기 강자성금속박막상에 스테아린산 n-부틸보다 가수분해 속도가 늦은 에스테르를 공존시킨 자기 기록 매체.
- 특허청구 범위 제1항에 있어서, 상기 에스테르가 불소기를 2개 이상 갖는 3급 카르본산에스테르를 주성분으로 하는 자기 기록 매체.
- 특허청구의 범위 제1항에 있어서, 상기 비자성지지체의 반대쪽면에 다공질의 백코드층을 마련한 자기 기록 매체.※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP90-313226 | 1990-11-19 | ||
JP2313226A JPH04182924A (ja) | 1990-11-19 | 1990-11-19 | 磁気記録媒体 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR920010551A true KR920010551A (ko) | 1992-06-26 |
KR100201982B1 KR100201982B1 (ko) | 1999-06-15 |
Family
ID=18038633
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019910019822A KR100201982B1 (ko) | 1990-11-19 | 1991-11-08 | 자기 기록 매체 |
Country Status (3)
Country | Link |
---|---|
US (1) | US5376465A (ko) |
JP (1) | JPH04182924A (ko) |
KR (1) | KR100201982B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100428099B1 (ko) * | 1997-11-28 | 2004-07-16 | 현대자동차주식회사 | 브레이크라인 누유방지장치 |
JP2001076333A (ja) * | 1999-09-07 | 2001-03-23 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
KR100425400B1 (ko) * | 2001-11-01 | 2004-03-30 | 윤나라 | 방범창살겸 비상사다리 |
US6995121B1 (en) | 2002-06-24 | 2006-02-07 | Seagate Technology Llc | Stability polymeric lubricants and thin film recording media comprising same |
US6846542B1 (en) | 2002-09-30 | 2005-01-25 | Seagate Technology Llc | UV treatment for improving performance of lubricated thin film recording media and media obtained thereby |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3256321A (en) * | 1962-07-16 | 1966-06-14 | Continental Oil Co | 2, 2-dialkyl alkanoic acid diesters of 2, 2-dialkyl glycols |
US3282971A (en) * | 1963-06-19 | 1966-11-01 | Exxon Research Engineering Co | Fatty acid esters of polyhydric alcohols |
US3341574A (en) * | 1964-09-18 | 1967-09-12 | Celanese Corp | Di-(neopentylglycol mononeoheptanoate)azelate |
US3523084A (en) * | 1966-06-16 | 1970-08-04 | Sinclair Research Inc | Lubricating oil ester base composition containing liquid esters of neoalkyl polyols and neoalkyl fatty acids |
JPS5924438A (ja) * | 1982-08-02 | 1984-02-08 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JPS5987625A (ja) * | 1982-11-11 | 1984-05-21 | Maruyasu Sangyo Kk | 磁気記録媒体 |
CA1297738C (en) * | 1986-01-09 | 1992-03-24 | Hirofumi Kondo | Magnetic recording medium |
US4849291A (en) * | 1987-12-02 | 1989-07-18 | Eastman Kodak Company | Magnetic recording element |
JPH02208826A (ja) * | 1989-02-08 | 1990-08-20 | Matsushita Electric Ind Co Ltd | 薄膜型磁気ディスク |
-
1990
- 1990-11-19 JP JP2313226A patent/JPH04182924A/ja active Pending
-
1991
- 1991-11-08 KR KR1019910019822A patent/KR100201982B1/ko not_active IP Right Cessation
-
1993
- 1993-06-28 US US08/082,817 patent/US5376465A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
KR100201982B1 (ko) | 1999-06-15 |
JPH04182924A (ja) | 1992-06-30 |
US5376465A (en) | 1994-12-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
A201 | Request for examination | ||
E701 | Decision to grant or registration of patent right | ||
GRNT | Written decision to grant | ||
LAPS | Lapse due to unpaid annual fee |