DE60311738D1 - Magnetisches Aufzeichnungsmittel - Google Patents
Magnetisches AufzeichnungsmittelInfo
- Publication number
- DE60311738D1 DE60311738D1 DE60311738T DE60311738T DE60311738D1 DE 60311738 D1 DE60311738 D1 DE 60311738D1 DE 60311738 T DE60311738 T DE 60311738T DE 60311738 T DE60311738 T DE 60311738T DE 60311738 D1 DE60311738 D1 DE 60311738D1
- 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
- G11B5/68—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
- G11B5/716—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 two or more magnetic layers
-
- 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
- G11B5/7021—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 a polyurethane or a polyisocyanate
-
- 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
- G11B5/733—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 characterised by the addition of non-magnetic particles
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002351123A JP2004185713A (ja) | 2002-12-03 | 2002-12-03 | 磁気記録媒体 |
JP2002351123 | 2002-12-03 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60311738D1 true DE60311738D1 (de) | 2007-03-29 |
DE60311738T2 DE60311738T2 (de) | 2007-11-15 |
Family
ID=32310694
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60311738T Expired - Lifetime DE60311738T2 (de) | 2002-12-03 | 2003-12-03 | Magnetisches Aufzeichnungsmittel |
Country Status (4)
Country | Link |
---|---|
US (1) | US7348079B2 (de) |
EP (1) | EP1426927B1 (de) |
JP (1) | JP2004185713A (de) |
DE (1) | DE60311738T2 (de) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004185713A (ja) * | 2002-12-03 | 2004-07-02 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP2006040472A (ja) * | 2004-07-29 | 2006-02-09 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP2006092693A (ja) * | 2004-09-27 | 2006-04-06 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP4321431B2 (ja) * | 2004-10-19 | 2009-08-26 | 富士フイルム株式会社 | 磁気記録媒体 |
KR101355854B1 (ko) * | 2011-12-16 | 2014-01-29 | 제일모직주식회사 | 이방성 도전 필름 |
TWI455956B (zh) | 2012-11-21 | 2014-10-11 | Ind Tech Res Inst | 非晶系共聚酯、基材、及光學膜 |
Family Cites Families (54)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6038723A (ja) | 1983-08-09 | 1985-02-28 | Tdk Corp | 磁気記録媒体 |
JPS6052922A (ja) * | 1983-09-02 | 1985-03-26 | Tdk Corp | 磁気記録媒体 |
JPS6079521A (ja) * | 1983-10-04 | 1985-05-07 | Tdk Corp | 磁気記録媒体 |
JPS6079520A (ja) * | 1983-10-04 | 1985-05-07 | Tdk Corp | 磁気記録媒体 |
US4848348A (en) * | 1983-11-14 | 1989-07-18 | Minnesota Mining And Manufacturing Company | Coated films |
JPS60109020A (ja) * | 1983-11-17 | 1985-06-14 | Tdk Corp | 磁気記録媒体およびその製造方法 |
JPS60133529A (ja) | 1983-12-22 | 1985-07-16 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JPS60133530A (ja) | 1983-12-22 | 1985-07-16 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JPH0618067B2 (ja) * | 1984-02-13 | 1994-03-09 | 日本ビクター株式会社 | 磁気記録媒体 |
US4689269A (en) * | 1984-04-14 | 1987-08-25 | Victor Company Of Japan, Ltd. | Magnetic recording medium comprising a specific type of copolymer binder |
US4933221A (en) * | 1984-07-31 | 1990-06-12 | Canon Kabushiki Kaisha | Optical recording device |
US4842942A (en) * | 1984-08-15 | 1989-06-27 | Toyo Boseki Kabushiki Kaisha | Magnetic recording medium |
DE3609261C2 (de) * | 1985-03-19 | 1997-03-06 | Tdk Corp | Magnetisches Aufzeichnungsmedium |
JP2500934B2 (ja) * | 1985-03-27 | 1996-05-29 | ティーディーケイ株式会社 | 磁気記録媒体 |
JPH0760511B2 (ja) * | 1985-06-26 | 1995-06-28 | 株式会社東芝 | 高耐久性磁気記録媒体 |
JPS62183023A (ja) * | 1986-02-05 | 1987-08-11 | Tdk Corp | 磁気記録媒体 |
JPS62227745A (ja) * | 1986-03-31 | 1987-10-06 | ダイアホイルヘキスト株式会社 | 磁気記録媒体 |
US4801392A (en) * | 1987-07-02 | 1989-01-31 | The Mead Corporation | Magnetic recording compositions containing ionic dye compounds as initiators |
JPH08263826A (ja) * | 1995-03-23 | 1996-10-11 | Tdk Corp | 磁気記録媒体 |
JP4090523B2 (ja) | 1995-10-16 | 2008-05-28 | 富士フイルム株式会社 | 磁気記録媒体 |
US6331342B1 (en) * | 1996-07-08 | 2001-12-18 | Sony Corporation | Magnetic recording medium |
US6074724A (en) * | 1996-08-26 | 2000-06-13 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
JPH10124848A (ja) | 1996-08-27 | 1998-05-15 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP3825151B2 (ja) | 1997-09-26 | 2006-09-20 | 富士写真フイルム株式会社 | 磁気記録媒体 |
JP2001131258A (ja) | 1999-11-01 | 2001-05-15 | Toyobo Co Ltd | 磁気記録媒体用熱可塑性ポリウレタン樹脂 |
JP2001006146A (ja) | 1999-06-23 | 2001-01-12 | Sony Corp | 磁気記録媒体 |
JP3862898B2 (ja) * | 1999-09-10 | 2006-12-27 | Tdk株式会社 | 磁気記録媒体及び磁気記録媒体の製造方法 |
JP2001134920A (ja) | 1999-11-04 | 2001-05-18 | Sony Corp | 磁気記録媒体 |
JP2002025033A (ja) * | 2000-07-03 | 2002-01-25 | Fuji Photo Film Co Ltd | 磁気ディスク |
JP4556299B2 (ja) | 2000-07-12 | 2010-10-06 | ソニー株式会社 | 磁気記録媒体 |
JP2002042325A (ja) * | 2000-07-24 | 2002-02-08 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
US6610426B2 (en) * | 2000-10-12 | 2003-08-26 | Fuji Photo Film Co., Ltd. | Magnetic recording medium containing a binder of trifunctional or higher aliphatic (meth) acrylate compound |
JP2002183929A (ja) * | 2000-12-18 | 2002-06-28 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
US6767613B2 (en) * | 2001-10-09 | 2004-07-27 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
JP4243054B2 (ja) * | 2001-10-31 | 2009-03-25 | 富士フイルム株式会社 | 磁気記録媒体 |
JP3781291B2 (ja) * | 2002-03-25 | 2006-05-31 | 富士写真フイルム株式会社 | 磁気記録媒体 |
JP2003296920A (ja) * | 2002-03-29 | 2003-10-17 | Tdk Corp | 磁気記録媒体及びその製造方法 |
JP2004185713A (ja) * | 2002-12-03 | 2004-07-02 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP4045498B2 (ja) * | 2003-03-25 | 2008-02-13 | 富士フイルム株式会社 | 磁気記録媒体 |
JP2004303328A (ja) * | 2003-03-31 | 2004-10-28 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP2004319015A (ja) * | 2003-04-17 | 2004-11-11 | Tdk Corp | 磁気記録媒体及びその製造方法 |
JP2005129141A (ja) * | 2003-10-23 | 2005-05-19 | Fuji Photo Film Co Ltd | 磁気記録媒体及びその製造方法 |
JP2005129150A (ja) * | 2003-10-23 | 2005-05-19 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP2005129184A (ja) * | 2003-10-27 | 2005-05-19 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP2005149623A (ja) * | 2003-11-17 | 2005-06-09 | Tdk Corp | 磁気記録媒体 |
JP4396371B2 (ja) * | 2004-04-14 | 2010-01-13 | 富士フイルム株式会社 | 磁気記録媒体 |
JP4534574B2 (ja) * | 2004-04-23 | 2010-09-01 | 富士フイルム株式会社 | 磁気記録媒体 |
US7553565B2 (en) * | 2004-07-08 | 2009-06-30 | Fujifilm Corporation | Magnetic recording medium |
JP2006040472A (ja) * | 2004-07-29 | 2006-02-09 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP2006092693A (ja) * | 2004-09-27 | 2006-04-06 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
JP4321431B2 (ja) * | 2004-10-19 | 2009-08-26 | 富士フイルム株式会社 | 磁気記録媒体 |
JP4321461B2 (ja) * | 2005-02-28 | 2009-08-26 | 富士フイルム株式会社 | 磁気記録媒体 |
JP2006294095A (ja) * | 2005-04-07 | 2006-10-26 | Fuji Photo Film Co Ltd | 磁気記録媒体及びその製造方法 |
US20070059563A1 (en) * | 2005-09-13 | 2007-03-15 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
-
2002
- 2002-12-03 JP JP2002351123A patent/JP2004185713A/ja active Pending
-
2003
- 2003-12-03 EP EP03027767A patent/EP1426927B1/de not_active Expired - Lifetime
- 2003-12-03 DE DE60311738T patent/DE60311738T2/de not_active Expired - Lifetime
- 2003-12-03 US US10/725,522 patent/US7348079B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US7348079B2 (en) | 2008-03-25 |
US20040110038A1 (en) | 2004-06-10 |
EP1426927B1 (de) | 2007-02-14 |
DE60311738T2 (de) | 2007-11-15 |
JP2004185713A (ja) | 2004-07-02 |
EP1426927A1 (de) | 2004-06-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8327 | Change in the person/name/address of the patent owner |
Owner name: FUJIFILM CORP., TOKIO/TOKYO, JP |
|
8364 | No opposition during term of opposition |