DE69520815D1 - Magnetisches Aufzeichnungsmedium - Google Patents
Magnetisches AufzeichnungsmediumInfo
- Publication number
- DE69520815D1 DE69520815D1 DE69520815T DE69520815T DE69520815D1 DE 69520815 D1 DE69520815 D1 DE 69520815D1 DE 69520815 T DE69520815 T DE 69520815T DE 69520815 T DE69520815 T DE 69520815T DE 69520815 D1 DE69520815 D1 DE 69520815D1
- Authority
- DE
- Germany
- 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 - Lifetime
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
- G11B5/73—Base layers, i.e. all non-magnetic layers lying under a lowermost magnetic recording layer, e.g. including any non-magnetic layer in between a first magnetic recording layer and either an underlying substrate or a soft magnetic underlayer
- G11B5/739—Magnetic recording media substrates
- G11B5/73923—Organic polymer substrates
- G11B5/73937—Substrates having an organic polymer comprising a ring structure
-
- 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
-
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24355—Continuous and nonuniform or irregular surface on layer or component [e.g., roofing, etc.]
-
- 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]
- Y10T428/31725—Of polyamide
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6219676A JP2616711B2 (ja) | 1994-09-14 | 1994-09-14 | 磁気記録媒体 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69520815D1 true DE69520815D1 (de) | 2001-06-07 |
DE69520815T2 DE69520815T2 (de) | 2001-10-11 |
Family
ID=16739236
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69520815T Expired - Lifetime DE69520815T2 (de) | 1994-09-14 | 1995-09-14 | Magnetisches Aufzeichnungsmedium |
Country Status (7)
Country | Link |
---|---|
US (1) | US5645918A (de) |
EP (1) | EP0702361B1 (de) |
JP (1) | JP2616711B2 (de) |
KR (1) | KR100351611B1 (de) |
CN (1) | CN1069775C (de) |
CA (1) | CA2158219A1 (de) |
DE (1) | DE69520815T2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1997039876A1 (fr) * | 1996-04-19 | 1997-10-30 | Toray Industries, Inc. | Couche mince en polyamide aromatique, son procede de fabrication et support d'enregistrement magnetique l'utilisant |
TW385275B (en) * | 1996-08-29 | 2000-03-21 | Toray Industries | Aromatic polyamide-based resin molding, a process therefor and magnetic recording medium made from the molding |
CN1074979C (zh) * | 1997-03-21 | 2001-11-21 | 东丽株式会社 | 芳族聚酰胺膜及使用该膜的磁记录媒体 |
JPH1173628A (ja) * | 1997-08-27 | 1999-03-16 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5344957B2 (de) * | 1973-12-28 | 1978-12-02 | ||
JPS5181854A (ja) | 1975-01-16 | 1976-07-17 | Toray Industries | Hokozokuhoriamidofuirumu |
US4210703A (en) * | 1979-01-11 | 1980-07-01 | Minnesota Mining And Manufacturing Company | Polyester-film backed magnetic recording tape having epoxy subbing layer |
EP0090499B1 (de) * | 1982-03-30 | 1989-05-24 | Toray Industries, Inc. | Magnetischer Aufzeichnungsträger |
JPS58168655A (ja) | 1982-03-30 | 1983-10-05 | Toray Ind Inc | 磁気記録媒体 |
JP2523102B2 (ja) * | 1983-12-12 | 1996-08-07 | 東レ株式会社 | 磁気記録媒体用複合ポリエステルフイルム |
KR890004258B1 (ko) * | 1984-11-14 | 1989-10-28 | 가부시끼가이샤 도오시바 | 수직자기기록 매체 및 그 제조방법 |
JPH0648521B2 (ja) * | 1985-07-23 | 1994-06-22 | 株式会社東芝 | 垂直磁気記録媒体の製造方法 |
JPS62112218A (ja) | 1985-11-11 | 1987-05-23 | Asahi Chem Ind Co Ltd | 磁気テ−プ |
JP2560694B2 (ja) * | 1986-07-22 | 1996-12-04 | 東レ株式会社 | 感熱記録用転写体 |
JP2643171B2 (ja) | 1986-09-03 | 1997-08-20 | 旭化成工業株式会社 | 磁気記録媒体 |
JPH0668822B2 (ja) * | 1986-09-03 | 1994-08-31 | 旭化成工業株式会社 | 垂直磁気記録媒体 |
JP2564834B2 (ja) * | 1987-07-20 | 1996-12-18 | 東レ株式会社 | 耐熱容器 |
US4952449A (en) * | 1987-10-09 | 1990-08-28 | Toray Industries, Inc. | Biaxially oriented polyester film |
US5013823A (en) * | 1988-12-02 | 1991-05-07 | Kureha Kagaku Kogyo K.K. | Poly(arylene sulfide) sheet and production process thereof |
JP2832973B2 (ja) * | 1989-01-20 | 1998-12-09 | 東レ株式会社 | 耐熱容器 |
JP2947355B2 (ja) * | 1989-02-11 | 1999-09-13 | 日立マクセル株式会社 | 磁気記録テープ |
JP2718749B2 (ja) * | 1989-03-22 | 1998-02-25 | 三菱化学株式会社 | 耐熱性ポリアミドフィルム |
JP2809287B2 (ja) * | 1991-04-19 | 1998-10-08 | 富士写真フイルム株式会社 | 磁気記録媒体 |
JP3105306B2 (ja) * | 1991-09-03 | 2000-10-30 | 寳酒造株式会社 | 糖質又は複合糖質の製造方法 |
-
1994
- 1994-09-14 JP JP6219676A patent/JP2616711B2/ja not_active Expired - Lifetime
-
1995
- 1995-09-12 US US08/527,269 patent/US5645918A/en not_active Expired - Lifetime
- 1995-09-12 KR KR1019950029620A patent/KR100351611B1/ko not_active IP Right Cessation
- 1995-09-13 CA CA002158219A patent/CA2158219A1/en not_active Abandoned
- 1995-09-14 EP EP19950306499 patent/EP0702361B1/de not_active Expired - Lifetime
- 1995-09-14 CN CN95118445A patent/CN1069775C/zh not_active Expired - Lifetime
- 1995-09-14 DE DE69520815T patent/DE69520815T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE69520815T2 (de) | 2001-10-11 |
EP0702361B1 (de) | 2001-05-02 |
CA2158219A1 (en) | 1996-03-15 |
EP0702361A1 (de) | 1996-03-20 |
KR960011862A (ko) | 1996-04-20 |
JP2616711B2 (ja) | 1997-06-04 |
KR100351611B1 (ko) | 2003-01-15 |
CN1143239A (zh) | 1997-02-19 |
CN1069775C (zh) | 2001-08-15 |
US5645918A (en) | 1997-07-08 |
JPH0887737A (ja) | 1996-04-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |