JPS5744223A - Magnetic recording medium - Google Patents

Magnetic recording medium

Info

Publication number
JPS5744223A
JPS5744223A JP11781280A JP11781280A JPS5744223A JP S5744223 A JPS5744223 A JP S5744223A JP 11781280 A JP11781280 A JP 11781280A JP 11781280 A JP11781280 A JP 11781280A JP S5744223 A JPS5744223 A JP S5744223A
Authority
JP
Japan
Prior art keywords
phosphate
reaction
recording medium
magnetic
coating material
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.)
Granted
Application number
JP11781280A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6357857B2 (cg-RX-API-DMAC7.html
Inventor
Akira Otsuki
Ryozo Konno
Makio Sugai
Yuichi Kubota
Kazuyuki Tanaka
Masaharu Nishimatsu
Osamu Shinoura
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.)
TDK Corp
Artience Co Ltd
Original Assignee
TDK Corp
Toyo Ink SC Holdings Co Ltd
Toyo Ink Mfg 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 TDK Corp, Toyo Ink SC Holdings Co Ltd, Toyo Ink Mfg Co Ltd filed Critical TDK Corp
Priority to JP11781280A priority Critical patent/JPS5744223A/ja
Priority to US06/375,261 priority patent/US4526837A/en
Priority to DE19813152313 priority patent/DE3152313C2/de
Priority to NL8120319A priority patent/NL188429C/xx
Priority to PCT/JP1981/000204 priority patent/WO1982000914A1/ja
Priority to GB8210982A priority patent/GB2097415B/en
Publication of JPS5744223A publication Critical patent/JPS5744223A/ja
Publication of JPS6357857B2 publication Critical patent/JPS6357857B2/ja
Granted 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
    • G11B5/68—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
    • G11B5/7013—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 dispersing 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
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31609—Particulate metal or metal compound-containing
    • 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]
    • Y10T428/31855—Of addition polymer from unsaturated monomers
    • Y10T428/31935—Ester, halide or nitrile of addition polymer

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Polymerisation Methods In General (AREA)
JP11781280A 1980-08-28 1980-08-28 Magnetic recording medium Granted JPS5744223A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP11781280A JPS5744223A (en) 1980-08-28 1980-08-28 Magnetic recording medium
US06/375,261 US4526837A (en) 1980-08-28 1981-08-28 Magnetic recording medium
DE19813152313 DE3152313C2 (de) 1980-08-28 1981-08-28 Magnetischer Aufzeichnungsträger und Verfahren zu dessen Herstellung
NL8120319A NL188429C (nl) 1980-08-28 1981-08-28 Magnetisch registratiemedium en werkwijze ter vervaardiging daarvan.
PCT/JP1981/000204 WO1982000914A1 (en) 1980-08-28 1981-08-28 Magnetic recording medium
GB8210982A GB2097415B (en) 1980-08-28 1981-08-28 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11781280A JPS5744223A (en) 1980-08-28 1980-08-28 Magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS5744223A true JPS5744223A (en) 1982-03-12
JPS6357857B2 JPS6357857B2 (cg-RX-API-DMAC7.html) 1988-11-14

Family

ID=14720867

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11781280A Granted JPS5744223A (en) 1980-08-28 1980-08-28 Magnetic recording medium

Country Status (6)

Country Link
US (1) US4526837A (cg-RX-API-DMAC7.html)
JP (1) JPS5744223A (cg-RX-API-DMAC7.html)
DE (1) DE3152313C2 (cg-RX-API-DMAC7.html)
GB (1) GB2097415B (cg-RX-API-DMAC7.html)
NL (1) NL188429C (cg-RX-API-DMAC7.html)
WO (1) WO1982000914A1 (cg-RX-API-DMAC7.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60163232A (ja) * 1984-02-01 1985-08-26 Tdk Corp 磁気記録媒体
JPS6266418A (ja) * 1985-09-19 1987-03-25 Tdk Corp 磁気記録媒体
JP2016181316A (ja) * 2015-03-25 2016-10-13 富士フイルム株式会社 磁気記録媒体用組成物、磁気記録媒体の製造方法および磁気記録媒体

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5223553A (en) * 1983-03-09 1993-06-29 Metallized Products, Inc. Antistatic resin composition
JPS59180830A (ja) * 1983-03-31 1984-10-15 Kao Corp 磁気記録媒体
DE3502852C2 (de) * 1984-02-01 1999-06-24 Tdk Corp Magnetisches Aufzeichnungsmaterial
CA1287322C (en) * 1984-03-12 1991-08-06 Metallized Products, Inc. Coating and irradiating reaction product of prepolymer and antistatic quaternary ammonium salt
US5171784A (en) * 1984-08-02 1992-12-15 Union Carbide Chemicals & Plastics Technology Corporation Phosphorylated reaction products and compositions incorporating such products
US4842942A (en) * 1984-08-15 1989-06-27 Toyo Boseki Kabushiki Kaisha Magnetic recording medium
DE3602257C2 (de) * 1985-01-28 1995-06-14 Hitachi Maxell Magnetisches Aufzeichnungsmedium
JPS61194091A (ja) * 1985-02-21 1986-08-28 Dainichi Seika Kogyo Kk リン酸エステル系顔料分散剤
JPS61240430A (ja) * 1985-04-18 1986-10-25 Tdk Corp 磁気記録媒体
JPH0744099B2 (ja) * 1985-04-19 1995-05-15 鐘淵化学工業株式会社 軟質磁性材料組成物
US4707410A (en) * 1985-09-11 1987-11-17 Nippon Zeon Co., Ltd. Magnetic recording media
CA1288881C (en) 1985-10-04 1991-09-10 Ismael Colon Phosphorylated reaction products and compositions incorporating such products
DE3537258A1 (de) * 1985-10-19 1987-04-23 Agfa Gevaert Ag Magnetischer aufzeichnungstraeger mit strahlenhaertbaren dispergatoren
US4663184A (en) * 1985-10-22 1987-05-05 Minnesota Mining And Manufacturing Company Radiation curable phosphorate ester compounds
US4652498A (en) * 1985-10-22 1987-03-24 Minnesota Mining And Manufacturing Company Environmentally protected optical recording media
US4748084A (en) * 1985-11-11 1988-05-31 Nippon Zeon Co., Ltd. Magnetic recording medium
JPH0682464B2 (ja) * 1985-12-07 1994-10-19 富士写真フイルム株式会社 磁性塗料の製造方法
EP0239117A3 (en) * 1986-03-27 1989-10-25 Occidental Electrochemicals Corporation Magnetic recording media dispersants
US4800229A (en) * 1986-03-27 1989-01-24 Diamond Shamrock Chemical Company Phosphated acrylates of alkoxylated alcohols
US4770952A (en) * 1986-03-27 1988-09-13 Diamond Shamrock Chemicals Company Magnetic recording media dispersants
US4783370A (en) * 1986-05-28 1988-11-08 Minnesota Mining And Manufacturing Company Recording media containing alkyl acrylate copolymers
US4889895A (en) * 1986-05-28 1989-12-26 Minnesota Mining And Manufacturing Company Electron beam curable copolymer useful in recording media
US4732812A (en) * 1986-06-23 1988-03-22 Minnesota Mining And Manufacturing Company Magnetic recording medium
JPS63239904A (ja) * 1987-03-27 1988-10-05 Nippon Seiko Kk 光硬化型磁性流体
US5143637A (en) * 1990-02-20 1992-09-01 Nippon Seiko Kabushiki Kaisha Magnetic fluid composition
US5178916A (en) * 1991-06-21 1993-01-12 At&T Bell Laboratories Process for making corrosion-resistant articles
EP1876219A1 (en) * 2005-04-28 2008-01-09 Sony Corporation Lubricating agent composition and article coated with said lubricating agent composition, stamper for molding substrate for optical disk, molding device for molding substrate for optical disk, method for molding substrate for optical disk, and method for lubricating film formation

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315803A (en) * 1976-07-28 1978-02-14 Fuji Photo Film Co Ltd Magnetic recording material

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL85823C (nl) * 1953-09-29 1957-08-15 N.V. Philips Gloeilampenfabrieken Werkwijze voor het verdelen van een anorganisch poeder in een organische vloeistof, en magnetische geluidsdrager vervaardigd onder toepassing van deze werkwijze
DE1519544A1 (de) * 1964-07-23 1970-04-30 Bayer Ag Leicht dispergierbare pulverige Substanzen
JPS4712423B1 (cg-RX-API-DMAC7.html) * 1967-06-28 1972-04-17
DE2100037C3 (de) * 1971-01-02 1980-06-19 Hartmann, Job-Werner, Dr., 6700 Ludwigshafen Verfahren zur Herstellung von magnetischen Aufzeichnungsträgern
US4068040A (en) * 1971-08-21 1978-01-10 Fuji Photo Film Co., Ltd. Magnetic recording members
JPS4830403A (cg-RX-API-DMAC7.html) * 1971-08-21 1973-04-21
JPS5077433A (cg-RX-API-DMAC7.html) * 1973-11-13 1975-06-24
JPS573137B2 (cg-RX-API-DMAC7.html) * 1974-03-13 1982-01-20
NL7614182A (nl) * 1976-12-21 1978-06-23 Philips Nv Magnetisch registratie-element waarin als dispergeermiddel een zout van een amine en een fosforzure ester wordt toegepast.
JPS5939814B2 (ja) * 1978-03-16 1984-09-26 ティーディーケイ株式会社 磁気記録媒体の製造方法
DE2815712A1 (de) * 1978-04-12 1979-10-25 Bayer Ag Eisenoxide zur magnetischen signalaufzeichnung und verfahren zu deren herstellung
JPS6057126B2 (ja) * 1979-11-27 1985-12-13 積水化学工業株式会社 磁気記録媒体用結着剤
JPS56159838A (en) * 1980-05-12 1981-12-09 Tokyo Jiki Insatsu Kk Magnetic recording medium

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5315803A (en) * 1976-07-28 1978-02-14 Fuji Photo Film Co Ltd Magnetic recording material

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60163232A (ja) * 1984-02-01 1985-08-26 Tdk Corp 磁気記録媒体
JPS6266418A (ja) * 1985-09-19 1987-03-25 Tdk Corp 磁気記録媒体
JP2016181316A (ja) * 2015-03-25 2016-10-13 富士フイルム株式会社 磁気記録媒体用組成物、磁気記録媒体の製造方法および磁気記録媒体
US9934809B2 (en) 2015-03-25 2018-04-03 Fujifilm Corporation Magnetic recording medium composition and method of manufacturing magnetic recording medium

Also Published As

Publication number Publication date
NL188429C (nl) 1992-06-16
US4526837A (en) 1985-07-02
NL8120319A (nl) 1982-07-01
JPS6357857B2 (cg-RX-API-DMAC7.html) 1988-11-14
DE3152313C2 (de) 1987-02-05
GB2097415A (en) 1982-11-03
DE3152313T1 (cg-RX-API-DMAC7.html) 1982-10-07
GB2097415B (en) 1983-12-14
WO1982000914A1 (en) 1982-03-18
NL188429B (nl) 1992-01-16

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