JPH0550048B2 - - Google Patents
Info
- Publication number
- JPH0550048B2 JPH0550048B2 JP59144122A JP14412284A JPH0550048B2 JP H0550048 B2 JPH0550048 B2 JP H0550048B2 JP 59144122 A JP59144122 A JP 59144122A JP 14412284 A JP14412284 A JP 14412284A JP H0550048 B2 JPH0550048 B2 JP H0550048B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- magnetic layer
- recording medium
- layer
- roll temperature
- 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 - Lifetime
Links
- 230000005291 magnetic effect Effects 0.000 claims description 80
- 238000003490 calendering Methods 0.000 claims description 18
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 239000000843 powder Substances 0.000 claims description 8
- 239000006247 magnetic powder Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 230000005294 ferromagnetic effect Effects 0.000 claims description 5
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 claims description 4
- 229920002803 thermoplastic polyurethane Polymers 0.000 claims description 4
- 239000011230 binding agent Substances 0.000 claims description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- IIZPXYDJLKNOIY-JXPKJXOSSA-N 1-palmitoyl-2-arachidonoyl-sn-glycero-3-phosphocholine Chemical compound CCCCCCCCCCCCCCCC(=O)OC[C@H](COP([O-])(=O)OCC[N+](C)(C)C)OC(=O)CCC\C=C/C\C=C/C\C=C/C\C=C/CCCCC IIZPXYDJLKNOIY-JXPKJXOSSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 229940067606 lecithin Drugs 0.000 description 2
- 235000010445 lecithin Nutrition 0.000 description 2
- 239000000787 lecithin Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000005056 polyisocyanate Substances 0.000 description 2
- 229920001228 polyisocyanate Polymers 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000006249 magnetic particle Substances 0.000 description 1
- 239000000463 material Substances 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
Landscapes
- Manufacturing Of Magnetic Record Carriers (AREA)
- Laminated Bodies (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14412284A JPS6124022A (ja) | 1984-07-13 | 1984-07-13 | 磁気記録媒体の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14412284A JPS6124022A (ja) | 1984-07-13 | 1984-07-13 | 磁気記録媒体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6124022A JPS6124022A (ja) | 1986-02-01 |
| JPH0550048B2 true JPH0550048B2 (de) | 1993-07-28 |
Family
ID=15354703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14412284A Granted JPS6124022A (ja) | 1984-07-13 | 1984-07-13 | 磁気記録媒体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6124022A (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08263826A (ja) † | 1995-03-23 | 1996-10-11 | Tdk Corp | 磁気記録媒体 |
| US6413228B1 (en) | 1998-12-28 | 2002-07-02 | Pro Duct Health, Inc. | Devices, methods and systems for collecting material from a breast duct |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5217404A (en) * | 1975-07-29 | 1977-02-09 | Mitsubishi Chem Ind Ltd | Process for separation of butanediol |
| JPS57167127A (en) * | 1981-04-09 | 1982-10-14 | Olympus Optical Co Ltd | Production for magnetic recording medium |
-
1984
- 1984-07-13 JP JP14412284A patent/JPS6124022A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5217404A (en) * | 1975-07-29 | 1977-02-09 | Mitsubishi Chem Ind Ltd | Process for separation of butanediol |
| JPS57167127A (en) * | 1981-04-09 | 1982-10-14 | Olympus Optical Co Ltd | Production for magnetic recording medium |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6124022A (ja) | 1986-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |