NL189581B - Magnetisch registratiemateriaal, omvattende een niet-magnetische drager en een magnetische laag, die fijne en grove roetdeeltjes bevat. - Google Patents

Magnetisch registratiemateriaal, omvattende een niet-magnetische drager en een magnetische laag, die fijne en grove roetdeeltjes bevat.

Info

Publication number
NL189581B
NL189581B NLAANVRAGE8302317,A NL8302317A NL189581B NL 189581 B NL189581 B NL 189581B NL 8302317 A NL8302317 A NL 8302317A NL 189581 B NL189581 B NL 189581B
Authority
NL
Netherlands
Prior art keywords
magnetic
recording material
containing fine
coating
coarse particulates
Prior art date
Application number
NLAANVRAGE8302317,A
Other languages
English (en)
Other versions
NL189581C (nl
NL8302317A (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 NL8302317A publication Critical patent/NL8302317A/nl
Publication of NL189581B publication Critical patent/NL189581B/nl
Application granted granted Critical
Publication of NL189581C publication Critical patent/NL189581C/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
    • G11B5/708—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 addition of non-magnetic particles to the layer
    • 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
    • G11B5/71—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 lubricant
    • 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
    • Y10T428/25—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
NLAANVRAGE8302317,A 1982-06-30 1983-06-29 Magnetisch registratiemateriaal, omvattende een niet-magnetische drager en een magnetische laag, die fijne en grove roetdeeltjes bevat. NL189581C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP57114357A JPS595426A (ja) 1982-06-30 1982-06-30 磁気記録体
JP11435782 1982-06-30

Publications (3)

Publication Number Publication Date
NL8302317A NL8302317A (nl) 1984-01-16
NL189581B true NL189581B (nl) 1992-12-16
NL189581C NL189581C (nl) 1993-05-17

Family

ID=14635697

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE8302317,A NL189581C (nl) 1982-06-30 1983-06-29 Magnetisch registratiemateriaal, omvattende een niet-magnetische drager en een magnetische laag, die fijne en grove roetdeeltjes bevat.

Country Status (4)

Country Link
US (1) US4647503A (nl)
JP (1) JPS595426A (nl)
DE (1) DE3323596C2 (nl)
NL (1) NL189581C (nl)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6057531A (ja) * 1983-09-07 1985-04-03 Kao Corp 磁気記録媒体
JPS6122424A (ja) * 1984-07-09 1986-01-31 Hitachi Maxell Ltd 磁気記録媒体
JPH0736216B2 (ja) * 1985-10-15 1995-04-19 日立マクセル株式会社 磁気デイスク
JPH0746419B2 (ja) 1986-08-25 1995-05-17 コニカ株式会社 磁気記録媒体
JPS62248737A (ja) * 1987-02-04 1987-10-29 日東紡績株式会社 曲面施工用天井板
DE3714783A1 (de) * 1987-05-04 1988-11-24 Rainer Kuenstler Druckfarbe und verwendung derselben
US4818606A (en) * 1987-12-02 1989-04-04 Konica Corporation Highly running-endurant magnetic recording medium
JP2581583B2 (ja) * 1988-02-12 1997-02-12 富士写真フイルム株式会社 磁気記録媒体
JPH0238963U (nl) * 1988-09-05 1990-03-15
JP2866402B2 (ja) * 1989-09-12 1999-03-08 花王株式会社 磁気記録媒体

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3423233A (en) * 1964-01-27 1969-01-21 Fuji Photo Film Co Ltd Magnetic recording element
DE1929171C3 (de) * 1969-06-09 1979-06-07 Basf Ag, 6700 Ludwigshafen Schichtmagnetogrammträger
US3929658A (en) * 1972-11-02 1975-12-30 Du Pont Magnetic recording compositions and elements of low abrasiveness and process for making them
FR2256493B1 (nl) * 1973-12-28 1979-04-06 Kodak Pathe
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
JPS53107314A (en) * 1977-03-01 1978-09-19 Matsushita Electric Ind Co Ltd Magnetic recording medium
GB1591582A (en) * 1977-03-01 1981-06-24 Teijin Ltd Polyester film having slipperiness
JPS53134406A (en) * 1977-04-28 1978-11-24 Hitachi Maxell Magnetic recording medium
JPS54143608A (en) * 1978-04-29 1979-11-09 Victor Co Of Japan Ltd Magnetic recording medium
US4320159A (en) * 1978-06-26 1982-03-16 Fuji Photo Film Co., Ltd. Magnetic recording medium
JPS57162128A (en) * 1981-03-31 1982-10-05 Fuji Photo Film Co Ltd Magnetic recording body
JPS57162127A (en) * 1981-03-31 1982-10-05 Fuji Photo Film Co Ltd Magnetic recording body
JPS58189831A (ja) * 1982-04-30 1983-11-05 Fuji Photo Film Co Ltd 磁気記録体
JPS59185027A (ja) * 1983-04-04 1984-10-20 Fuji Photo Film Co Ltd 磁気記録体
JPS59191133A (ja) * 1983-04-13 1984-10-30 Fuji Photo Film Co Ltd 磁気記録媒体

Also Published As

Publication number Publication date
DE3323596C2 (de) 1994-09-01
DE3323596A1 (de) 1984-01-05
JPH0576088B2 (nl) 1993-10-21
JPS595426A (ja) 1984-01-12
NL189581C (nl) 1993-05-17
NL8302317A (nl) 1984-01-16
US4647503A (en) 1987-03-03

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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
V4 Discontinued because of reaching the maximum lifetime of a patent

Effective date: 20030629