JPS503926B1 - - Google Patents

Info

Publication number
JPS503926B1
JPS503926B1 JP43077173A JP7717368A JPS503926B1 JP S503926 B1 JPS503926 B1 JP S503926B1 JP 43077173 A JP43077173 A JP 43077173A JP 7717368 A JP7717368 A JP 7717368A JP S503926 B1 JPS503926 B1 JP S503926B1
Authority
JP
Japan
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.)
Pending
Application number
JP43077173A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP43077173A priority Critical patent/JPS503926B1/ja
Priority to GB29912/69A priority patent/GB1260873A/en
Priority to DE19691953459 priority patent/DE1953459A1/en
Publication of JPS503926B1 publication Critical patent/JPS503926B1/ja
Pending 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
    • G11B5/708—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
    • G11B5/7085—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 non-magnetic abrasive particles
    • 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
    • G11B5/72—Protective coatings, e.g. anti-static or antifriction
JP43077173A 1968-10-23 1968-10-23 Pending JPS503926B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP43077173A JPS503926B1 (en) 1968-10-23 1968-10-23
GB29912/69A GB1260873A (en) 1968-10-23 1969-06-12 Improvements in or relating to magnetic recording media
DE19691953459 DE1953459A1 (en) 1968-10-23 1969-10-23 Magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP43077173A JPS503926B1 (en) 1968-10-23 1968-10-23

Publications (1)

Publication Number Publication Date
JPS503926B1 true JPS503926B1 (en) 1975-02-12

Family

ID=13626389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP43077173A Pending JPS503926B1 (en) 1968-10-23 1968-10-23

Country Status (3)

Country Link
JP (1) JPS503926B1 (en)
DE (1) DE1953459A1 (en)
GB (1) GB1260873A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5423035U (en) * 1977-07-15 1979-02-15

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5326906Y2 (en) * 1971-02-19 1978-07-08
JPS568415B2 (en) * 1973-05-16 1981-02-24
FR2353110A1 (en) * 1976-03-12 1977-12-23 Kodak Pathe NEW MAGNETIC RECORDING PRODUCT AND PROCESS FOR ITS PREPARATION
US4409598A (en) * 1980-08-25 1983-10-11 Xerox Corporation Magnetic imaging
JPS5990234A (en) * 1982-11-15 1984-05-24 Hitachi Ltd Magnetic disk
NL8402136A (en) * 1984-07-05 1986-02-03 Pd Magnetics Bv MAGNETIC REGISTRATION ELEMENT AND METHOD FOR MANUFACTURING IT.
DE3522681A1 (en) * 1985-06-25 1987-01-08 Basf Ag METHOD FOR PRODUCING MAGNETIC RECORDING CARRIERS
US4778714A (en) * 1985-10-11 1988-10-18 Minnesota Mining And Manufacturing Company Nonabrasive magnetic recording tape
JPH0760508B2 (en) * 1985-12-10 1995-06-28 ティーディーケイ株式会社 Magnetic recording disk and manufacturing method thereof

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE853211C (en) * 1943-12-04 1952-10-23 Basf Ag Process for the production of magnetogram carriers

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE853211C (en) * 1943-12-04 1952-10-23 Basf Ag Process for the production of magnetogram carriers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5423035U (en) * 1977-07-15 1979-02-15

Also Published As

Publication number Publication date
GB1260873A (en) 1972-01-19
DE1953459A1 (en) 1970-06-04

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