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
Links
Classifications
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- 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
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP43077173A JPS503926B1 (de) | 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 (de) | 1968-10-23 | 1969-10-23 | Magnetisches Aufzeichnungsmedium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP43077173A JPS503926B1 (de) | 1968-10-23 | 1968-10-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS503926B1 true JPS503926B1 (de) | 1975-02-12 |
Family
ID=13626389
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP43077173A Pending JPS503926B1 (de) | 1968-10-23 | 1968-10-23 |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS503926B1 (de) |
DE (1) | DE1953459A1 (de) |
GB (1) | GB1260873A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5423035U (de) * | 1977-07-15 | 1979-02-15 |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5326906Y2 (de) * | 1971-02-19 | 1978-07-08 | ||
JPS568415B2 (de) * | 1973-05-16 | 1981-02-24 | ||
FR2353110A1 (fr) * | 1976-03-12 | 1977-12-23 | Kodak Pathe | Nouveau produit d'enregistrement magnetique et procede pour sa preparation |
US4409598A (en) * | 1980-08-25 | 1983-10-11 | Xerox Corporation | Magnetic imaging |
JPS5990234A (ja) * | 1982-11-15 | 1984-05-24 | Hitachi Ltd | 磁気デイスク |
NL8402136A (nl) * | 1984-07-05 | 1986-02-03 | Pd Magnetics Bv | Magnetisch registratie element en methode voor de vervaardiging ervan. |
DE3522681A1 (de) * | 1985-06-25 | 1987-01-08 | Basf Ag | Verfahren zur herstellung von magnetischen aufzeichnungstraegern |
US4778714A (en) * | 1985-10-11 | 1988-10-18 | Minnesota Mining And Manufacturing Company | Nonabrasive magnetic recording tape |
JPH0760508B2 (ja) * | 1985-12-10 | 1995-06-28 | ティーディーケイ株式会社 | 磁気記録ディスクおよびその製造方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE853211C (de) * | 1943-12-04 | 1952-10-23 | Basf Ag | Verfahren zur Herstellung von Magnetogrammtraegern |
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1968
- 1968-10-23 JP JP43077173A patent/JPS503926B1/ja active Pending
-
1969
- 1969-06-12 GB GB29912/69A patent/GB1260873A/en not_active Expired
- 1969-10-23 DE DE19691953459 patent/DE1953459A1/de not_active Ceased
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE853211C (de) * | 1943-12-04 | 1952-10-23 | Basf Ag | Verfahren zur Herstellung von Magnetogrammtraegern |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5423035U (de) * | 1977-07-15 | 1979-02-15 |
Also Published As
Publication number | Publication date |
---|---|
GB1260873A (en) | 1972-01-19 |
DE1953459A1 (de) | 1970-06-04 |