JPS57186302A - Magnetic unit and magnetic recording medium - Google Patents

Magnetic unit and magnetic recording medium

Info

Publication number
JPS57186302A
JPS57186302A JP56070679A JP7067981A JPS57186302A JP S57186302 A JPS57186302 A JP S57186302A JP 56070679 A JP56070679 A JP 56070679A JP 7067981 A JP7067981 A JP 7067981A JP S57186302 A JPS57186302 A JP S57186302A
Authority
JP
Japan
Prior art keywords
group
epoxy group
magnetic
molecular weight
functional groups
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
JP56070679A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0480521B2 (enrdf_load_stackoverflow
Inventor
Hirohisa Kato
Toshihiko Oguchi
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP56070679A priority Critical patent/JPS57186302A/ja
Publication of JPS57186302A publication Critical patent/JPS57186302A/ja
Publication of JPH0480521B2 publication Critical patent/JPH0480521B2/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
    • G11B5/712—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 surface treatment or coating of magnetic particles

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
JP56070679A 1981-05-13 1981-05-13 Magnetic unit and magnetic recording medium Granted JPS57186302A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56070679A JPS57186302A (en) 1981-05-13 1981-05-13 Magnetic unit and magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56070679A JPS57186302A (en) 1981-05-13 1981-05-13 Magnetic unit and magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS57186302A true JPS57186302A (en) 1982-11-16
JPH0480521B2 JPH0480521B2 (enrdf_load_stackoverflow) 1992-12-18

Family

ID=13438567

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56070679A Granted JPS57186302A (en) 1981-05-13 1981-05-13 Magnetic unit and magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS57186302A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59172562A (ja) * 1983-03-20 1984-09-29 Hitachi Maxell Ltd 磁性塗料
JPS59218631A (ja) * 1983-05-26 1984-12-08 Kao Corp 磁気記録媒体
JPS59218630A (ja) * 1983-05-26 1984-12-08 Kao Corp 磁気記録媒体
CN115403300A (zh) * 2022-08-31 2022-11-29 合肥工业大学 一种改性纳米稳泡剂及其应用

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376958A (en) * 1976-12-20 1978-07-07 Hitachi Maxell Metal magnetic powder and said manufacturing process

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376958A (en) * 1976-12-20 1978-07-07 Hitachi Maxell Metal magnetic powder and said manufacturing process

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59172562A (ja) * 1983-03-20 1984-09-29 Hitachi Maxell Ltd 磁性塗料
JPS59218631A (ja) * 1983-05-26 1984-12-08 Kao Corp 磁気記録媒体
JPS59218630A (ja) * 1983-05-26 1984-12-08 Kao Corp 磁気記録媒体
CN115403300A (zh) * 2022-08-31 2022-11-29 合肥工业大学 一种改性纳米稳泡剂及其应用
CN115403300B (zh) * 2022-08-31 2023-09-26 合肥工业大学 一种改性纳米稳泡剂及其应用

Also Published As

Publication number Publication date
JPH0480521B2 (enrdf_load_stackoverflow) 1992-12-18

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