NL8501157A - Magnetisch registreermedium. - Google Patents

Magnetisch registreermedium. Download PDF

Info

Publication number
NL8501157A
NL8501157A NL8501157A NL8501157A NL8501157A NL 8501157 A NL8501157 A NL 8501157A NL 8501157 A NL8501157 A NL 8501157A NL 8501157 A NL8501157 A NL 8501157A NL 8501157 A NL8501157 A NL 8501157A
Authority
NL
Netherlands
Prior art keywords
recording medium
ferromagnetic material
magnetic recording
magnetic
plate
Prior art date
Application number
NL8501157A
Other languages
English (en)
Dutch (nl)
Original Assignee
Fuji Photo Film Co Ltd
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.)
Filing date
Publication date
Application filed by Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Publication of NL8501157A publication Critical patent/NL8501157A/nl

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
    • 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
    • Y10T428/25—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
    • Y10T428/257—Iron oxide or aluminum oxide

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
NL8501157A 1984-04-23 1985-04-22 Magnetisch registreermedium. NL8501157A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP59080052A JPH0630142B2 (ja) 1984-04-23 1984-04-23 ディスク状磁気記録媒体
JP8005284 1984-04-23

Publications (1)

Publication Number Publication Date
NL8501157A true NL8501157A (nl) 1985-11-18

Family

ID=13707465

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8501157A NL8501157A (nl) 1984-04-23 1985-04-22 Magnetisch registreermedium.

Country Status (4)

Country Link
US (1) US4911997A (ja)
JP (1) JPH0630142B2 (ja)
DE (1) DE3514649C2 (ja)
NL (1) NL8501157A (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4939045A (en) * 1987-03-23 1990-07-03 Hitachi, Ltd. Magnetic recording medium
JPH043316A (ja) * 1990-04-20 1992-01-08 Fuji Photo Film Co Ltd 磁気記録媒体及びその製造方法
JPH04117617A (ja) * 1990-07-13 1992-04-17 Konica Corp 磁気記録媒体
US5480713A (en) * 1990-12-28 1996-01-02 Konica Corporation Magnetic recording medium
JP2740578B2 (ja) * 1991-03-27 1998-04-15 富士写真フイルム株式会社 磁気記録媒体及びその製造方法
US5230818A (en) * 1991-12-20 1993-07-27 Eastman Kodak Company Coating compositions for master media for anhysteretic recording
DE19714161A1 (de) * 1997-04-05 1998-10-08 Emtec Magnetics Gmbh Magnetischer Aufzeichnungsträger
US6241152B1 (en) * 1997-11-14 2001-06-05 Kabushiki Kaisha Toshiba Card processing apparatus and method

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56145525A (en) * 1980-04-11 1981-11-12 Tdk Corp Magnetic recording medium
JPS57195327A (en) * 1981-05-26 1982-12-01 Fuji Photo Film Co Ltd Magnetic recording medium
JPS57195329A (en) * 1981-05-26 1982-12-01 Fuji Photo Film Co Ltd Magnetic recording medium
JPS582225A (ja) * 1981-06-25 1983-01-07 Toshiba Corp 磁気記録用六方晶フェライト粉末の製造方法
JPS58203625A (ja) * 1982-05-24 1983-11-28 Toshiba Corp 磁気記録媒体
JPS58205928A (ja) * 1982-05-25 1983-12-01 Toshiba Corp 磁気記録媒体
JPS5996532A (ja) * 1982-11-25 1984-06-04 Fuji Photo Film Co Ltd 磁気記録体
JPS59172144A (ja) * 1983-03-20 1984-09-28 Hitachi Maxell Ltd 磁気記録媒体
JPS60201527A (ja) * 1984-03-22 1985-10-12 Fuji Photo Film Co Ltd 磁気記録媒体
JPH0624062B2 (ja) * 1984-04-06 1994-03-30 日立マクセル株式会社 磁気記録媒体

Also Published As

Publication number Publication date
DE3514649C2 (de) 1996-05-02
JPS60224121A (ja) 1985-11-08
DE3514649A1 (de) 1985-10-31
JPH0630142B2 (ja) 1994-04-20
US4911997A (en) 1990-03-27

Similar Documents

Publication Publication Date Title
US6063489A (en) Magnetic recording medium comprising a mixed magnetic region having a thickness relative to the total thickness of magnetic layers
JP2990446B2 (ja) 磁気記録ディスク
JP3135741B2 (ja) 研磨体
JP2817070B2 (ja) 磁気記録媒体
NL8501157A (nl) Magnetisch registreermedium.
US4666770A (en) Magnetic recording medium
JP2632197B2 (ja) 磁気記録媒体
US4657813A (en) Magnetic recording medium
JPH0760512B2 (ja) 磁気記録媒体
JPH0762895B2 (ja) 磁気記録媒体
JPS61107537A (ja) 磁気記録媒体
JPH01199316A (ja) 磁気記録媒体
JP3195836B2 (ja) 磁気記録媒体
JPS5843816B2 (ja) ジキキロクテ−プ
JP2614103B2 (ja) 磁気記録媒体
JP2651749B2 (ja) 磁気記録媒体
JPS61198421A (ja) 磁気記録媒体
JPS60229230A (ja) 磁気記録媒体
JPH02206020A (ja) 磁気記録媒体
JPH04153913A (ja) 磁気記録ディスク
JPH0610864B2 (ja) 磁気記録媒体
JPS63255818A (ja) 磁気記録媒体
JPS60229231A (ja) 磁気記録媒体
JPH0727630B2 (ja) 磁気記録媒体
JPS6364625A (ja) 磁気記録媒体

Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
BN A decision not to publish the application has become irrevocable