JPH0379764B2 - - Google Patents

Info

Publication number
JPH0379764B2
JPH0379764B2 JP57116474A JP11647482A JPH0379764B2 JP H0379764 B2 JPH0379764 B2 JP H0379764B2 JP 57116474 A JP57116474 A JP 57116474A JP 11647482 A JP11647482 A JP 11647482A JP H0379764 B2 JPH0379764 B2 JP H0379764B2
Authority
JP
Japan
Prior art keywords
weight
parts
group
binder
magnetic
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.)
Expired - Lifetime
Application number
JP57116474A
Other languages
English (en)
Japanese (ja)
Other versions
JPS598127A (ja
Inventor
Yoshinobu Ninomya
Akira Hashimoto
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.)
Shin Etsu Chemical Co Ltd
Sony Corp
Original Assignee
Shin Etsu Chemical Co Ltd
Sony Corp
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 Shin Etsu Chemical Co Ltd, Sony Corp filed Critical Shin Etsu Chemical Co Ltd
Priority to JP11647482A priority Critical patent/JPS598127A/ja
Publication of JPS598127A publication Critical patent/JPS598127A/ja
Publication of JPH0379764B2 publication Critical patent/JPH0379764B2/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
    • G11B5/702—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 bonding agent
    • G11B5/7021—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 bonding agent containing a polyurethane or a polyisocyanate
    • G11B5/7022—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 bonding agent containing a polyurethane or a polyisocyanate containing mixtures of polyurethanes or polyisocyanates with other polymers

Landscapes

  • Paints Or Removers (AREA)
  • Magnetic Record Carriers (AREA)
JP11647482A 1982-07-05 1982-07-05 磁気記録媒体 Granted JPS598127A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11647482A JPS598127A (ja) 1982-07-05 1982-07-05 磁気記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11647482A JPS598127A (ja) 1982-07-05 1982-07-05 磁気記録媒体

Publications (2)

Publication Number Publication Date
JPS598127A JPS598127A (ja) 1984-01-17
JPH0379764B2 true JPH0379764B2 (en:Method) 1991-12-19

Family

ID=14687992

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11647482A Granted JPS598127A (ja) 1982-07-05 1982-07-05 磁気記録媒体

Country Status (1)

Country Link
JP (1) JPS598127A (en:Method)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61123017A (ja) * 1984-11-20 1986-06-10 Matsushita Electric Ind Co Ltd 磁気記録媒体
JPH0687294B2 (ja) * 1985-05-01 1994-11-02 富士写真フイルム株式会社 磁気記録媒体
JPH0734254B2 (ja) * 1985-11-20 1995-04-12 コニカ株式会社 磁気記録媒体
JPH0734255B2 (ja) * 1985-11-21 1995-04-12 コニカ株式会社 磁気記録媒体
JPH0668828B2 (ja) * 1986-09-05 1994-08-31 富士写真フイルム株式会社 磁気記録媒体
JPH0734253B2 (ja) * 1986-10-13 1995-04-12 富士写真フイルム株式会社 磁気記録媒体
JPH0833986B2 (ja) * 1987-03-13 1996-03-29 コニカ株式会社 磁気記録媒体
JPS63273209A (ja) * 1987-04-30 1988-11-10 Hitachi Maxell Ltd 磁気記録媒体
JP2617763B2 (ja) * 1988-04-19 1997-06-04 富士写真フイルム株式会社 磁気記録媒体
DE4424261A1 (de) * 1994-07-09 1996-01-11 Basf Magnetics Gmbh Magnetischer Aufzeichnungsträger

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50147311A (en:Method) * 1974-05-15 1975-11-26
JPS52141207A (en) * 1976-05-19 1977-11-25 Hitachi Maxell Magnetic recording media
JPS52141206A (en) * 1976-05-19 1977-11-25 Hitachi Maxell Magnetic recording media
JPS5841565B2 (ja) * 1978-06-01 1983-09-13 東洋紡績株式会社 磁気記録媒体
JPS54143117A (en) * 1978-04-27 1979-11-08 Toyo Boseki Magnetic recording medium
JPS5567939A (en) * 1978-11-13 1980-05-22 Tdk Corp Magnetic recording medium
JPS5613521A (en) * 1979-07-12 1981-02-09 Tdk Corp Magnetic recording medium
JPS5613522A (en) * 1979-07-12 1981-02-09 Tdk Corp Magnetic recording medium
JPS5613519A (en) * 1979-07-12 1981-02-09 Tdk Corp Magnetic recording medium
JPS5740743A (en) * 1980-08-23 1982-03-06 Sony Corp Magnetic recording medium
JPS5744227A (en) * 1980-08-30 1982-03-12 Sony Corp Magnetic recording medium
JPS5753824A (en) * 1980-09-12 1982-03-31 Fuji Photo Film Co Ltd Magnetic recording medium
JPS5758227A (en) * 1980-09-25 1982-04-07 Tdk Corp Magnetic recording medium
JPS5792422A (en) * 1980-11-25 1982-06-09 Sony Corp Magnetic recording medium
JPS5792423A (en) * 1980-11-25 1982-06-09 Sony Corp Magnetic recording medium
JPS58105429A (ja) * 1981-12-17 1983-06-23 Tdk Corp 磁気記録媒体
JPS595423A (ja) * 1982-07-01 1984-01-12 Sony Corp 磁気記録媒体

Also Published As

Publication number Publication date
JPS598127A (ja) 1984-01-17

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