NL8302285A - Magnetisch registratiemedium. - Google Patents

Magnetisch registratiemedium. Download PDF

Info

Publication number
NL8302285A
NL8302285A NL8302285A NL8302285A NL8302285A NL 8302285 A NL8302285 A NL 8302285A NL 8302285 A NL8302285 A NL 8302285A NL 8302285 A NL8302285 A NL 8302285A NL 8302285 A NL8302285 A NL 8302285A
Authority
NL
Netherlands
Prior art keywords
magnetic recording
recording medium
magnetic
medium according
oxide
Prior art date
Application number
NL8302285A
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 NL8302285A publication Critical patent/NL8302285A/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
    • G11B5/73—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
    • G11B5/735—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 back layer
    • G11B5/7356—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 back layer comprising non-magnetic particles in the back layer, e.g. particles of TiO2, ZnO or SiO2
    • G11B5/7358—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 back layer comprising non-magnetic particles in the back layer, e.g. particles of TiO2, ZnO or SiO2 specially adapted for achieving a specific property, e.g. average roughness [Ra]
    • 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.]
    • Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
    • Y10T428/2495—Thickness [relative or absolute]
    • Y10T428/24967—Absolute thicknesses specified
    • Y10T428/24975—No layer or component greater than 5 mils thick
    • 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
    • Y10T428/25—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
    • 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
    • Y10T428/258—Alkali metal or alkaline earth metal 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
    • Y10T428/259—Silicic material

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
NL8302285A 1982-06-29 1983-06-28 Magnetisch registratiemedium. NL8302285A (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP11069182 1982-06-29
JP57110691A JPS593723A (ja) 1982-06-29 1982-06-29 磁気記録媒体

Publications (1)

Publication Number Publication Date
NL8302285A true NL8302285A (nl) 1984-01-16

Family

ID=14542001

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8302285A NL8302285A (nl) 1982-06-29 1983-06-28 Magnetisch registratiemedium.

Country Status (4)

Country Link
US (1) US4612235A (de)
JP (1) JPS593723A (de)
DE (1) DE3323441C2 (de)
NL (1) NL8302285A (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0192032B1 (de) * 1982-09-30 1988-12-21 Hitachi Maxell Ltd. Magnetischer Aufzeichnungsmedium
JPS59188830A (ja) * 1983-04-11 1984-10-26 Fuji Photo Film Co Ltd 磁気記録媒体
DE3405960A1 (de) * 1984-02-18 1985-08-22 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von magnetischen aufzeichnungstraegern mit rueckschicht sowie danach hergestellte magnetische aufzeichnungstraeger
FR2561982B1 (fr) * 1984-04-03 1987-05-29 Rhone Poulenc Films Films minces polyester etires charges a faible rugosite; procede d'obtention; utilisation de ces films pour la fabrication de bandes magnetiques
JPH0611800B2 (ja) * 1986-01-23 1994-02-16 鐘淵化学工業株式会社 改良された耐熱性ポリイミドフイルム
JPH0745580B2 (ja) * 1986-05-16 1995-05-17 宇部興産株式会社 芳香族ポリイミドフィルム
DE3888860T2 (de) * 1987-02-02 1994-08-04 Canon Kk Magnetischer Aufzeichnungsträger.
US5139849A (en) * 1987-02-02 1992-08-18 Canon Kabushiki Kaisha Magnetic recording medium
US4952449A (en) * 1987-10-09 1990-08-28 Toray Industries, Inc. Biaxially oriented polyester film
JPH01173420A (ja) * 1987-12-28 1989-07-10 Konica Corp 非磁性粉を含有するバックコート層を設けた磁気記録媒体
US5236738A (en) * 1989-06-19 1993-08-17 Fuji Photo Film Co. Ltd. Method for making magnetic recording media by kneading, dilution kneading, and dispersing a mixture of inorganic grains, binders, and solvents
JPH0362311A (ja) * 1989-07-31 1991-03-18 Konica Corp 磁気記録媒体
US5589247A (en) * 1992-12-22 1996-12-31 Minnesota Mining And Manufacturing Company Magnetic recording medium having an embossed backcoat layer
JP2577772Y2 (ja) * 1993-07-14 1998-07-30 ダイワ精工株式会社 魚釣用リールの逆転防止装置
US5932330A (en) * 1993-09-30 1999-08-03 Imation Corp. Coated magnetic recording medium, paint for coated magnetic medium and method for producing coated magnetic medium
US5607747A (en) * 1994-04-15 1997-03-04 Minnesota Mining And Manufacturing Company Magnetic recording media having a backside coating which includes multicomponent, nonmagnetic particles
US6030695A (en) * 1996-03-28 2000-02-29 Imation Corp. Coated magnetic recording medium, paint for coated magnetic medium and method for producing coated magnetic medium
US5958565A (en) * 1996-04-26 1999-09-28 Fuji Photo Film Co., Ltd. Magnetic recording tape favorably employable for computer data storage

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5843817B2 (ja) * 1976-02-24 1983-09-29 富士写真フイルム株式会社 磁気記録体
GB1591582A (en) * 1977-03-01 1981-06-24 Teijin Ltd Polyester film having slipperiness
US4189514A (en) * 1978-03-17 1980-02-19 Graham Magnetics, Inc. Process of making high-temperature magnetic tape
JPS5698719A (en) * 1980-01-10 1981-08-08 Fuji Photo Film Co Ltd Magnetic recording medium
US4328935A (en) 1980-06-12 1982-05-11 Minnesota Mining And Manufacturing Company Flexible magnetic recording tape having low-friction backside coating
JPS578926A (en) * 1980-06-17 1982-01-18 Fuji Photo Film Co Ltd Magnetic recording body
JPS5750327A (en) * 1980-08-18 1982-03-24 Fuji Photo Film Co Ltd Magnetic recording medium
US4474843A (en) * 1980-08-18 1984-10-02 Fuji Photo Film Co., Ltd. Magnetic recording medium
JPS57208637A (en) * 1981-06-19 1982-12-21 Tdk Corp Magnetic recording medium

Also Published As

Publication number Publication date
DE3323441C2 (de) 1994-10-27
JPH0479048B2 (de) 1992-12-14
US4612235A (en) 1986-09-16
JPS593723A (ja) 1984-01-10
DE3323441A1 (de) 1983-12-29

Similar Documents

Publication Publication Date Title
NL8302285A (nl) Magnetisch registratiemedium.
US4135016A (en) Magnetic recording material
US4420532A (en) Magnetic recording medium
US4425400A (en) Magnetic recording medium
JP3135741B2 (ja) 研磨体
US4201809A (en) Magnetic recording medium
JP2817070B2 (ja) 磁気記録媒体
EP0107984B1 (de) Magnetisches Aufzeichnungsmedium
US20070240295A1 (en) Surface treatment method and apparatus for tape
JPS6037971B2 (ja) 磁気記録体
JPS6035733B2 (ja) 磁気記録体
JPS598137A (ja) 磁気記録媒体
JPH0335417A (ja) 磁気記録媒体
JPS63275022A (ja) 磁気記録媒体
JP2745170B2 (ja) 磁気記録媒体
JP2670941B2 (ja) 磁気記録媒体の製造方法
JPS63268118A (ja) 磁気記録媒体
US4661402A (en) Magnetic recording medium
JPS607619A (ja) 磁気記録媒体
JP2002312920A (ja) 磁気記録媒体
JPS61916A (ja) 磁気記録媒体
JPH0576699B2 (de)
JP2000354972A (ja) 研磨体の製造方法
JPS6228924A (ja) 磁気記録媒体
JPS59148132A (ja) 磁気記録媒体

Legal Events

Date Code Title Description
A85 Still pending on 85-01-01
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
BV The patent application has lapsed