DE3361856D1 - Composition for forming thick magnetic recording medium - Google Patents
Composition for forming thick magnetic recording mediumInfo
- Publication number
- DE3361856D1 DE3361856D1 DE8383107495T DE3361856T DE3361856D1 DE 3361856 D1 DE3361856 D1 DE 3361856D1 DE 8383107495 T DE8383107495 T DE 8383107495T DE 3361856 T DE3361856 T DE 3361856T DE 3361856 D1 DE3361856 D1 DE 3361856D1
- Authority
- DE
- Germany
- Prior art keywords
- composition
- recording medium
- magnetic recording
- forming thick
- thick magnetic
- 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
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
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/702—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent
- G11B5/7023—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the bonding agent containing polyesters, polyethers, silicones, polyvinyl resins, polyacrylresins or epoxy resins
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP57135238A JPS5928220A (ja) | 1982-08-04 | 1982-08-04 | 厚膜形成用磁気記録組成物 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3361856D1 true DE3361856D1 (en) | 1986-02-27 |
Family
ID=15147034
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8383107495T Expired DE3361856D1 (en) | 1982-08-04 | 1983-07-29 | Composition for forming thick magnetic recording medium |
Country Status (5)
Country | Link |
---|---|
US (1) | US4464278A (de) |
EP (1) | EP0102518B1 (de) |
JP (1) | JPS5928220A (de) |
CA (1) | CA1186503A (de) |
DE (1) | DE3361856D1 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4536451A (en) * | 1983-12-27 | 1985-08-20 | International Business Machines Corporation | Rigid magnetic recording media coating composition |
JPH04113222A (ja) * | 1990-09-04 | 1992-04-14 | Hitachi Metals Ltd | 塗布型磁気記録体と磁気エンコーダ |
GB201410440D0 (en) * | 2014-06-11 | 2014-07-23 | Metal Improvement Company Llc | Magnet coating |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3781211A (en) * | 1972-08-10 | 1973-12-25 | Memorex Corp | Magnetic coating composition |
JPS506223U (de) * | 1973-05-14 | 1975-01-22 | ||
JPS5939814B2 (ja) * | 1978-03-16 | 1984-09-26 | ティーディーケイ株式会社 | 磁気記録媒体の製造方法 |
JPS5567939A (en) * | 1978-11-13 | 1980-05-22 | Tdk Corp | Magnetic recording medium |
JPS5570937A (en) * | 1978-11-24 | 1980-05-28 | Tdk Corp | Magnetic recording media |
JPS5597026A (en) * | 1979-01-16 | 1980-07-23 | Tdk Corp | Magnetic recording medium |
JPS56134319A (en) * | 1980-03-21 | 1981-10-21 | Tdk Corp | Magnetic recording medium |
JPS5753824A (en) * | 1980-09-12 | 1982-03-31 | Fuji Photo Film Co Ltd | Magnetic recording medium |
JPS5758227A (en) * | 1980-09-25 | 1982-04-07 | Tdk Corp | Magnetic recording medium |
JPS5798135A (en) * | 1980-12-11 | 1982-06-18 | Fuji Photo Film Co Ltd | Magnetic recording medium |
US4397751A (en) * | 1981-05-04 | 1983-08-09 | International Business Machines Corporation | Magnetic disk coatings |
-
1982
- 1982-08-04 JP JP57135238A patent/JPS5928220A/ja active Granted
-
1983
- 1983-07-27 CA CA000433276A patent/CA1186503A/en not_active Expired
- 1983-07-28 US US06/518,111 patent/US4464278A/en not_active Expired - Lifetime
- 1983-07-29 EP EP83107495A patent/EP0102518B1/de not_active Expired
- 1983-07-29 DE DE8383107495T patent/DE3361856D1/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPH0522287B2 (de) | 1993-03-29 |
US4464278A (en) | 1984-08-07 |
CA1186503A (en) | 1985-05-07 |
JPS5928220A (ja) | 1984-02-14 |
EP0102518A1 (de) | 1984-03-14 |
EP0102518B1 (de) | 1986-01-15 |
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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 |