GB1324795A - Magnetic recording element - Google Patents
Magnetic recording elementInfo
- Publication number
- GB1324795A GB1324795A GB5033270A GB5033270A GB1324795A GB 1324795 A GB1324795 A GB 1324795A GB 5033270 A GB5033270 A GB 5033270A GB 5033270 A GB5033270 A GB 5033270A GB 1324795 A GB1324795 A GB 1324795A
- Authority
- GB
- United Kingdom
- Prior art keywords
- magnetic
- magnetic recording
- cro
- recording element
- binder
- 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
Links
- 239000011230 binding agent Substances 0.000 abstract 4
- 230000009257 reactivity Effects 0.000 abstract 2
- 239000002904 solvent Substances 0.000 abstract 2
- 239000000758 substrate Substances 0.000 abstract 2
- 229940090961 chromium dioxide Drugs 0.000 abstract 1
- IAQWMWUKBQPOIY-UHFFFAOYSA-N chromium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Cr+4] IAQWMWUKBQPOIY-UHFFFAOYSA-N 0.000 abstract 1
- AYTAKQFHWFYBMA-UHFFFAOYSA-N chromium(IV) oxide Inorganic materials O=[Cr]=O AYTAKQFHWFYBMA-UHFFFAOYSA-N 0.000 abstract 1
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000002939 deleterious effect Effects 0.000 abstract 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 229920000515 polycarbonate Polymers 0.000 abstract 1
- 239000004417 polycarbonate Substances 0.000 abstract 1
- -1 polyethylene terephthalate Polymers 0.000 abstract 1
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract 1
- 239000005020 polyethylene terephthalate Substances 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 229920001959 vinylidene polymer Polymers 0.000 abstract 1
- 229920005609 vinylidenefluoride/hexafluoropropylene copolymer Polymers 0.000 abstract 1
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
-
- 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
- G11B5/706—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 composition of the magnetic material
- G11B5/70626—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 composition of the magnetic material containing non-metallic substances
- G11B5/70636—CrO2
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US87287669A | 1969-10-31 | 1969-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1324795A true GB1324795A (en) | 1973-07-25 |
Family
ID=25360502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5033270A Expired GB1324795A (en) | 1969-10-31 | 1970-10-22 | Magnetic recording element |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS493566B1 (enrdf_load_stackoverflow) |
| DE (1) | DE2052075A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2066708A5 (enrdf_load_stackoverflow) |
| GB (1) | GB1324795A (enrdf_load_stackoverflow) |
| NL (1) | NL7015937A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2556188C3 (de) * | 1975-12-13 | 1979-07-05 | Basf Ag, 6700 Ludwigshafen | Flexible Mehrschichtmagnetogrammträger |
| JPS5430787U (enrdf_load_stackoverflow) * | 1977-08-02 | 1979-02-28 |
-
1970
- 1970-10-22 GB GB5033270A patent/GB1324795A/en not_active Expired
- 1970-10-23 DE DE19702052075 patent/DE2052075A1/de active Pending
- 1970-10-29 FR FR7039033A patent/FR2066708A5/fr not_active Expired
- 1970-10-30 NL NL7015937A patent/NL7015937A/xx unknown
- 1970-10-31 JP JP9637270A patent/JPS493566B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2052075A1 (de) | 1971-05-06 |
| JPS493566B1 (enrdf_load_stackoverflow) | 1974-01-26 |
| FR2066708A5 (enrdf_load_stackoverflow) | 1971-08-06 |
| NL7015937A (enrdf_load_stackoverflow) | 1971-05-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |