JPS58169335A - 垂直磁気記録媒体の製造方法 - Google Patents
垂直磁気記録媒体の製造方法Info
- Publication number
- JPS58169335A JPS58169335A JP5140282A JP5140282A JPS58169335A JP S58169335 A JPS58169335 A JP S58169335A JP 5140282 A JP5140282 A JP 5140282A JP 5140282 A JP5140282 A JP 5140282A JP S58169335 A JPS58169335 A JP S58169335A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- film
- magnetic
- recording medium
- coating
- 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.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title description 3
- 239000011248 coating agent Substances 0.000 claims abstract description 19
- 238000000576 coating method Methods 0.000 claims abstract description 19
- 239000006249 magnetic particle Substances 0.000 claims abstract description 13
- 239000000758 substrate Substances 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract description 2
- 229910000859 α-Fe Inorganic materials 0.000 abstract description 2
- 229920006254 polymer film Polymers 0.000 abstract 1
- 238000000034 method Methods 0.000 description 15
- 230000005415 magnetization Effects 0.000 description 7
- 230000003746 surface roughness Effects 0.000 description 7
- 239000003973 paint Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000003490 calendering Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- QQZOPKMRPOGIEB-UHFFFAOYSA-N 2-Oxohexane Chemical compound CCCCC(C)=O QQZOPKMRPOGIEB-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- NTIZESTWPVYFNL-UHFFFAOYSA-N Methyl isobutyl ketone Chemical compound CC(C)CC(C)=O NTIZESTWPVYFNL-UHFFFAOYSA-N 0.000 description 1
- UIHCLUNTQKBZGK-UHFFFAOYSA-N Methyl isobutyl ketone Natural products CCC(C)C(C)=O UIHCLUNTQKBZGK-UHFFFAOYSA-N 0.000 description 1
- 101100505735 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) cot-2 gene Proteins 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002542 deteriorative effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 235000013372 meat Nutrition 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004439 roughness measurement Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000002123 temporal effect Effects 0.000 description 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/842—Coating a support with a liquid magnetic dispersion
- G11B5/845—Coating a support with a liquid magnetic dispersion in a magnetic field
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5140282A JPS58169335A (ja) | 1982-03-31 | 1982-03-31 | 垂直磁気記録媒体の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5140282A JPS58169335A (ja) | 1982-03-31 | 1982-03-31 | 垂直磁気記録媒体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58169335A true JPS58169335A (ja) | 1983-10-05 |
| JPH0370854B2 JPH0370854B2 (enrdf_load_stackoverflow) | 1991-11-11 |
Family
ID=12885938
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5140282A Granted JPS58169335A (ja) | 1982-03-31 | 1982-03-31 | 垂直磁気記録媒体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58169335A (enrdf_load_stackoverflow) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6150217A (ja) * | 1984-08-17 | 1986-03-12 | Sony Corp | 磁気記録媒体の製造方法 |
| JPS61233470A (ja) * | 1985-04-08 | 1986-10-17 | Matsushita Electric Ind Co Ltd | 光情報記録再生装置 |
| JPH01286118A (ja) * | 1988-05-13 | 1989-11-17 | Sony Corp | 垂直配向装置 |
-
1982
- 1982-03-31 JP JP5140282A patent/JPS58169335A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6150217A (ja) * | 1984-08-17 | 1986-03-12 | Sony Corp | 磁気記録媒体の製造方法 |
| JPS61233470A (ja) * | 1985-04-08 | 1986-10-17 | Matsushita Electric Ind Co Ltd | 光情報記録再生装置 |
| JPH01286118A (ja) * | 1988-05-13 | 1989-11-17 | Sony Corp | 垂直配向装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0370854B2 (enrdf_load_stackoverflow) | 1991-11-11 |
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