DE69530463D1 - Magnetisches aufzeichnungsmedium - Google Patents

Magnetisches aufzeichnungsmedium

Info

Publication number: DE69530463D1
Authority: DE; Germany
Prior art keywords: recording medium; magnetic recording; magnetic; medium; recording
Prior art date: 1994-06-23
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

Application number

DE69530463T

Other languages

English (en)

Other versions

DE69530463T2 (de

Inventor

Akimitsu Tsukuda

Kazumasa Yoneyama

Nobuaki Ito

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Toray Industries Inc

Original Assignee

Toray Industries Inc

Priority date (The priority date 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 date listed.)

1994-06-23

Filing date

1995-06-21

Publication date

2003-05-28

1995-06-21 Application filed by Toray Industries Inc filed Critical Toray Industries Inc

2003-05-28 Publication of DE69530463D1 publication Critical patent/DE69530463D1/de

2004-02-12 Application granted granted Critical

2004-02-12 Publication of DE69530463T2 publication Critical patent/DE69530463T2/de

2015-06-22 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

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
- 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
- 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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- 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]
- Y10T428/31721—Of polyimide
- 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

DE1995630463 1994-06-23 1995-06-21 Magnetisches aufzeichnungsmedium Expired - Lifetime DE69530463T2 (de)

Applications Claiming Priority (5)

Application Number	Priority Date	Filing Date	Title
JP14181494		1994-06-23
JP14181494		1994-06-23
JP15236094		1994-07-04
JP15236094		1994-07-04
PCT/JP1995/001247 WO1996000439A1 (fr)	1994-06-23	1995-06-21	Support pour enregistrements magnetiques

Publications (2)

Publication Number	Publication Date
DE69530463D1 true DE69530463D1 (de)	2003-05-28
DE69530463T2 DE69530463T2 (de)	2004-02-12

Family

ID=26473984

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE1995630463 Expired - Lifetime DE69530463T2 (de)	1994-06-23	1995-06-21	Magnetisches aufzeichnungsmedium

Country Status (8)

Country	Link
US (2)	US5686166A (de)
EP (1)	EP0716414B1 (de)
KR (1)	KR100376157B1 (de)
CN (1)	CN1136545C (de)
CA (1)	CA2169293A1 (de)
DE (1)	DE69530463T2 (de)
TW (1)	TW382701B (de)
WO (1)	WO1996000439A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5686166A (en) *	1994-06-23	1997-11-11	Toray Industries, Inc.	Magnetic recording medium having specified base film surface characteristics
TW354286B (en) *	1996-05-22	1999-03-11	Toray Industries	Thin-film made of aryl polyamide and/or aryl polyimide and magnetic recording media using the same
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
US6096419A (en) *	1997-03-21	2000-08-01	Toray Industries, Inc.	Aromatic polyamide film and magnetic recording medium using the same
US6338896B1 (en) *	1998-03-27	2002-01-15	Fuji Photo Film Co., Ltd.	Magnetic recording medium
US6783889B2 (en) *	2000-12-13	2004-08-31	Toray Industries, Inc.	Polyester film and magnetic recording medium using the same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5344957B2 (de) *	1973-12-28	1978-12-02
DE3379923D1 (en) *	1982-03-30	1989-06-29	Toray Industries	Magnetic recording medium
JPH0685208B2 (ja) *	1986-04-21	1994-10-26	帝人株式会社	磁気記録媒体
DE3888860T2 (de) *	1987-02-02	1994-08-04	Canon Kk	Magnetischer Aufzeichnungsträger.
JPS6453330A (en) *	1987-08-25	1989-03-01	Konishiroku Photo Ind	Magnetic recording medium
JPH0677984B2 (ja) *	1989-06-20	1994-10-05	宇部興産株式会社	記録媒体用ポリイミドフィルム及びその製造法
JPH06195679A (ja) *	1992-12-25	1994-07-15	Sony Corp	磁気記録媒体及びその製造方法
US5686166A (en) *	1994-06-23	1997-11-11	Toray Industries, Inc.	Magnetic recording medium having specified base film surface characteristics

1995
- 1995-06-21 US US08/586,738 patent/US5686166A/en not_active Expired - Lifetime
- 1995-06-21 DE DE1995630463 patent/DE69530463T2/de not_active Expired - Lifetime
- 1995-06-21 EP EP19950922737 patent/EP0716414B1/de not_active Expired - Lifetime
- 1995-06-21 KR KR1019950705810A patent/KR100376157B1/ko not_active IP Right Cessation
- 1995-06-21 WO PCT/JP1995/001247 patent/WO1996000439A1/ja active IP Right Grant
- 1995-06-21 CN CNB951905791A patent/CN1136545C/zh not_active Expired - Fee Related
- 1995-06-21 CA CA 2169293 patent/CA2169293A1/en not_active Abandoned
- 1995-06-22 TW TW84106418A patent/TW382701B/zh not_active IP Right Cessation
1997
- 1997-10-08 US US08/946,817 patent/US6010765A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US6010765A (en)	2000-01-04
KR960703258A (ko)	1996-06-19
US5686166A (en)	1997-11-11
CN1136545C (zh)	2004-01-28
EP0716414A4 (de)	1996-12-18
WO1996000439A1 (fr)	1996-01-04
KR100376157B1 (ko)	2003-08-21
EP0716414A1 (de)	1996-06-12
TW382701B (en)	2000-02-21
CN1129991A (zh)	1996-08-28
CA2169293A1 (en)	1996-01-04
EP0716414B1 (de)	2003-04-23
DE69530463T2 (de)	2004-02-12

Legal Events

Date	Code	Title	Description
2004-05-19	8364	No opposition during term of opposition

Publication	Publication Date	Title
DE69834761D1 (de)	2006-07-20	Magnetisches Aufzeichnungsmedium
DE69328697D1 (de)	2000-06-21	Magnetisches Aufzeichnungsmedium
DE69402216D1 (de)	1997-04-30	Magnetisches Aufzeichnungsmedium
DE69515943D1 (de)	2000-05-04	Informationsaufzeichnungsmedium
DE69707981D1 (de)	2001-12-13	Plattenförmiges magnetisches Aufzeichnungsmedium
DE69325331D1 (de)	1999-07-22	Magnetisches Aufzeichnungsmdedium
DE69608489D1 (de)	2000-06-29	Magnetisches Aufzeichnungsmedium
DE69836238D1 (de)	2006-12-07	Magnetisches Aufzeichnungsmedium
DE19782243T1 (de)	1999-12-02	Magnetaufzeichnungsmedium
DE69506672D1 (de)	1999-01-28	Magnetisches Aufzeichnungsmedium
DE69326441D1 (de)	1999-10-21	Magnetisches aufzeichnungsmedium
DE69503282D1 (de)	1998-08-13	Magnetisches Aufzeichnungsmedium
DE69510017D1 (de)	1999-07-08	Magnetisches Aufzeichnungsmedium
DE69817697D1 (de)	2003-10-09	Magnetisches Aufzeichnungsmedium
DE69535320D1 (de)	2007-01-11	Magnetischer Aufzeichnungsträger
DE69423336D1 (de)	2000-04-13	Magnetisches Aufzeichnungsmedium
DE69422546D1 (de)	2000-02-17	Magnetisches Aufzeichnungsmedium
DE69806302D1 (de)	2002-08-08	Magnetisches Aufzeichnungsmedium
DE69509004D1 (de)	1999-05-20	Magnetischer Aufzeichnungsmedium
DE69709477D1 (de)	2002-02-14	Magnetische Aufzeichnungsmedium
DE69813100D1 (de)	2003-05-15	Magnetisches Aufzeichnungsmedium
DE69821699D1 (de)	2004-03-25	Magnetisches Aufzeichnungsmedium
DE69530463D1 (de)	2003-05-28	Magnetisches aufzeichnungsmedium
DE69737438D1 (de)	2007-04-19	Magnetisches Aufzeichnungsmedium
DE69818211D1 (de)	2003-10-23	Magnetischer Aufzeichnungsträger