JPS4866809A - - Google Patents
Info
- Publication number
- JPS4866809A JPS4866809A JP12539872A JP12539872A JPS4866809A JP S4866809 A JPS4866809 A JP S4866809A JP 12539872 A JP12539872 A JP 12539872A JP 12539872 A JP12539872 A JP 12539872A JP S4866809 A JPS4866809 A JP S4866809A
- 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
-
- 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
-
- 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
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712162440 DE2162440C3 (de) | 1971-12-16 | 1971-12-16 | Verfahren zur Herstellung von magnetischen Aufzeichnungsträgern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4866809A true JPS4866809A (it) | 1973-09-13 |
Family
ID=5828182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12539872A Pending JPS4866809A (it) | 1971-12-16 | 1972-12-15 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS4866809A (it) |
| BE (1) | BE792799A (it) |
| DE (1) | DE2162440C3 (it) |
| FR (1) | FR2163637B3 (it) |
| GB (1) | GB1408452A (it) |
| IT (1) | IT974870B (it) |
| NL (1) | NL7217026A (it) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2134128A (en) * | 1983-01-27 | 1984-08-08 | Oilfield Inspection Services | Magnetically conductive materials and articles and methods using them |
-
0
- BE BE792799D patent/BE792799A/xx unknown
-
1971
- 1971-12-16 DE DE19712162440 patent/DE2162440C3/de not_active Expired
-
1972
- 1972-12-14 IT IT5472072A patent/IT974870B/it active
- 1972-12-14 NL NL7217026A patent/NL7217026A/xx unknown
- 1972-12-14 FR FR7244607A patent/FR2163637B3/fr not_active Expired
- 1972-12-15 JP JP12539872A patent/JPS4866809A/ja active Pending
- 1972-12-15 GB GB5792872A patent/GB1408452A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2162440A1 (de) | 1973-07-05 |
| FR2163637B3 (it) | 1976-01-09 |
| IT974870B (it) | 1974-07-10 |
| FR2163637A1 (it) | 1973-07-27 |
| DE2162440B2 (de) | 1979-04-19 |
| GB1408452A (en) | 1975-10-01 |
| NL7217026A (it) | 1973-06-19 |
| BE792799A (fr) | 1973-06-15 |
| DE2162440C3 (de) | 1979-12-13 |