DE3789130D1 - Magnetischer Aufzeichnungsträger. - Google Patents
Magnetischer Aufzeichnungsträger.Info
- Publication number
- DE3789130D1 DE3789130D1 DE87112209T DE3789130T DE3789130D1 DE 3789130 D1 DE3789130 D1 DE 3789130D1 DE 87112209 T DE87112209 T DE 87112209T DE 3789130 T DE3789130 T DE 3789130T DE 3789130 D1 DE3789130 D1 DE 3789130D1
- Authority
- DE
- Germany
- Prior art keywords
- record carrier
- magnetic record
- magnetic
- carrier
- record
- 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
- G11B5/708—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 addition of non-magnetic particles to the 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
- Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61199678A JPH0746419B2 (ja) | 1986-08-25 | 1986-08-25 | 磁気記録媒体 |
Publications (3)
Publication Number | Publication Date |
---|---|
DE3789130D1 true DE3789130D1 (de) | 1994-03-31 |
DE3789130T2 DE3789130T2 (de) | 1994-05-26 |
DE3789130T3 DE3789130T3 (de) | 1998-08-20 |
Family
ID=16411793
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3789130T Expired - Fee Related DE3789130T3 (de) | 1986-08-25 | 1987-08-22 | Magnetischer Aufzeichnungsträger. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4812358A (de) |
EP (1) | EP0257599B2 (de) |
JP (1) | JPH0746419B2 (de) |
DE (1) | DE3789130T3 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3721742A1 (de) * | 1987-07-01 | 1989-01-12 | Basf Ag | Scheibenfoermiger magnetischer aufzeichnungstraeger |
JPH0727629B2 (ja) * | 1987-07-08 | 1995-03-29 | 富士写真フイルム株式会社 | 磁気記録媒体 |
JPH01248317A (ja) * | 1988-03-29 | 1989-10-03 | Toyobo Co Ltd | 磁気記録媒体 |
DE3908425C1 (en) * | 1989-03-15 | 1990-08-09 | Agfa-Gevaert Ag, 5090 Leverkusen, De | Magnetic recording carrier |
JP2817070B2 (ja) * | 1991-09-06 | 1998-10-27 | 富士写真フイルム株式会社 | 磁気記録媒体 |
JP3102599B2 (ja) * | 1992-04-24 | 2000-10-23 | ティーディーケイ株式会社 | 光磁気ディスク |
US5733480A (en) * | 1996-09-24 | 1998-03-31 | Quantum Chemical Corporation | Semiconductive extrudable polyolefin compositions and articles |
JPH1134262A (ja) * | 1997-07-22 | 1999-02-09 | Teijin Ltd | 積層二軸配向ポリエステルフィルム |
EP1091026B1 (de) * | 1999-10-06 | 2004-11-24 | Kuraray Co., Ltd. | Elektrisch leitfähige Verbundfaser |
JP2001180126A (ja) | 1999-12-27 | 2001-07-03 | Dainippon Printing Co Ltd | 熱転写リボン |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5320203B2 (de) | 1974-05-15 | 1978-06-26 | ||
JPS53134406A (en) | 1977-04-28 | 1978-11-24 | Hitachi Maxell | Magnetic recording medium |
JPS5347806A (en) | 1977-06-29 | 1978-04-28 | Hitachi Maxell | Magnetic recording material |
US4275113A (en) * | 1978-10-17 | 1981-06-23 | Hitachi Maxell, Ltd. | Magnetic recording medium |
JPS58189831A (ja) * | 1982-04-30 | 1983-11-05 | Fuji Photo Film Co Ltd | 磁気記録体 |
JPS58211321A (ja) | 1982-06-03 | 1983-12-08 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JPS58218039A (ja) | 1982-06-14 | 1983-12-19 | Fuji Photo Film Co Ltd | 磁気記録体 |
JPS595426A (ja) | 1982-06-30 | 1984-01-12 | Fuji Photo Film Co Ltd | 磁気記録体 |
JPS591614A (ja) | 1983-02-21 | 1984-01-07 | Tokai Carbon Co Ltd | 炭素質素材の密度調整法 |
JPS59186125A (ja) * | 1983-04-08 | 1984-10-22 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JPH0715747B2 (ja) * | 1985-02-04 | 1995-02-22 | 富士写真フイルム株式会社 | 磁気記録媒体 |
-
1986
- 1986-08-25 JP JP61199678A patent/JPH0746419B2/ja not_active Expired - Fee Related
-
1987
- 1987-08-21 US US07/088,066 patent/US4812358A/en not_active Expired - Lifetime
- 1987-08-22 DE DE3789130T patent/DE3789130T3/de not_active Expired - Fee Related
- 1987-08-22 EP EP87112209A patent/EP0257599B2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0257599B2 (de) | 1998-02-25 |
EP0257599A2 (de) | 1988-03-02 |
EP0257599A3 (en) | 1990-10-31 |
EP0257599B1 (de) | 1994-02-23 |
DE3789130T3 (de) | 1998-08-20 |
US4812358A (en) | 1989-03-14 |
DE3789130T2 (de) | 1994-05-26 |
JPS6355722A (ja) | 1988-03-10 |
JPH0746419B2 (ja) | 1995-05-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8366 | Restricted maintained after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |