FR2645317B1 - Milieu d'enregistrement magnetique - Google Patents
Milieu d'enregistrement magnetiqueInfo
- Publication number
- FR2645317B1 FR2645317B1 FR9003969A FR9003969A FR2645317B1 FR 2645317 B1 FR2645317 B1 FR 2645317B1 FR 9003969 A FR9003969 A FR 9003969A FR 9003969 A FR9003969 A FR 9003969A FR 2645317 B1 FR2645317 B1 FR 2645317B1
- Authority
- FR
- France
- Prior art keywords
- recording medium
- magnetic recording
- magnetic
- medium
- 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.)
- 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
- G11B5/68—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
-
- 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
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
- Y10T428/256—Heavy metal or aluminum or compound thereof
-
- 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
- Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
- Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP7483489A JP2754688B2 (ja) | 1989-03-29 | 1989-03-29 | 磁気記録媒体 |
JP8369889A JP2754699B2 (ja) | 1989-03-31 | 1989-03-31 | 磁気記録媒体 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2645317A1 FR2645317A1 (fr) | 1990-10-05 |
FR2645317B1 true FR2645317B1 (fr) | 1994-02-11 |
Family
ID=26416013
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9003969A Expired - Fee Related FR2645317B1 (fr) | 1989-03-29 | 1990-03-28 | Milieu d'enregistrement magnetique |
Country Status (3)
Country | Link |
---|---|
US (1) | US5066539A (fr) |
DE (1) | DE4009996C2 (fr) |
FR (1) | FR2645317B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5320914A (en) * | 1991-06-26 | 1994-06-14 | Nippon Zeon Co., Ltd. | Magnetic recording medium comprising a styrene copolymer or an acrylic copolymer |
JPH05209954A (ja) * | 1992-01-31 | 1993-08-20 | Nec Corp | 安全高度限界表示機能付精測レーダー表示装置 |
US5578387A (en) * | 1992-03-31 | 1996-11-26 | Matsushita Electric Industrial Co., Ltd. | Fluorine-containing alkylsuccinic acid diester, process for preparing the same and use thereof |
CA2119498A1 (fr) * | 1993-03-22 | 1994-09-23 | Charles Bernard Mallon | Support d'enregistrement magnetique |
US5498685A (en) * | 1993-04-27 | 1996-03-12 | Minnesota Mining And Manufacturing Company | Carboxylic-acid functional polyurethane polymers and their use in magnetic recording media |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5812131A (ja) * | 1981-07-13 | 1983-01-24 | Sony Corp | 磁気記録媒体 |
JPS6095722A (ja) * | 1983-10-28 | 1985-05-29 | Sony Corp | 磁気記録媒体 |
US4634633A (en) * | 1983-12-15 | 1987-01-06 | Sony Corporation | Magnetic recording medium |
JPH0752504B2 (ja) * | 1986-04-18 | 1995-06-05 | 富士写真フイルム株式会社 | 磁気記録媒体 |
US4868046A (en) * | 1986-06-07 | 1989-09-19 | Victor Company Of Japan, Ltd. | Magnetic recording mediums comprising a modified vinyl chloride resin binder in at least a magnetic recording layer |
JPH0785305B2 (ja) * | 1986-08-05 | 1995-09-13 | 富士写真フイルム株式会社 | 磁気記録媒体 |
JPH0740352B2 (ja) * | 1986-12-30 | 1995-05-01 | コニカ株式会社 | 磁気記録媒体 |
-
1990
- 1990-03-28 FR FR9003969A patent/FR2645317B1/fr not_active Expired - Fee Related
- 1990-03-28 US US07/500,300 patent/US5066539A/en not_active Expired - Lifetime
- 1990-03-28 DE DE4009996A patent/DE4009996C2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE4009996C2 (de) | 1999-07-01 |
US5066539A (en) | 1991-11-19 |
DE4009996A1 (de) | 1990-10-04 |
FR2645317A1 (fr) | 1990-10-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |