JPS6318250B2 - - Google Patents
Info
- Publication number
- JPS6318250B2 JPS6318250B2 JP2255277A JP2255277A JPS6318250B2 JP S6318250 B2 JPS6318250 B2 JP S6318250B2 JP 2255277 A JP2255277 A JP 2255277A JP 2255277 A JP2255277 A JP 2255277A JP S6318250 B2 JPS6318250 B2 JP S6318250B2
- Authority
- JP
- Japan
- Prior art keywords
- film
- magnetic
- fine particles
- thin film
- rmax
- 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
- 230000005291 magnetic effect Effects 0.000 claims description 18
- 239000010419 fine particle Substances 0.000 claims description 11
- 239000010409 thin film Substances 0.000 claims description 10
- 229920006267 polyester film Polymers 0.000 claims description 8
- 125000003118 aryl group Chemical group 0.000 claims description 6
- 230000003746 surface roughness Effects 0.000 claims description 5
- 229920005992 thermoplastic resin Polymers 0.000 claims description 5
- 239000010408 film Substances 0.000 description 8
- 239000002245 particle Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920000728 polyester Polymers 0.000 description 4
- -1 polyethylene terephthalate Polymers 0.000 description 4
- 230000005294 ferromagnetic effect Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229920002292 Nylon 6 Polymers 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000004898 kneading Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- JHWNWJKBPDFINM-UHFFFAOYSA-N Laurolactam Chemical compound O=C1CCCCCCCCCCCN1 JHWNWJKBPDFINM-UHFFFAOYSA-N 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 229920000299 Nylon 12 Polymers 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910010413 TiO 2 Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007772 electroless plating Methods 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000009998 heat setting Methods 0.000 description 1
- 229910003480 inorganic solid Inorganic materials 0.000 description 1
- 238000007733 ion plating Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 125000005487 naphthalate group Chemical group 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920005553 polystyrene-acrylate Polymers 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Landscapes
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2255277A JPS53107314A (en) | 1977-03-01 | 1977-03-01 | Magnetic recording medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2255277A JPS53107314A (en) | 1977-03-01 | 1977-03-01 | Magnetic recording medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53107314A JPS53107314A (en) | 1978-09-19 |
| JPS6318250B2 true JPS6318250B2 (de) | 1988-04-18 |
Family
ID=12085999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2255277A Granted JPS53107314A (en) | 1977-03-01 | 1977-03-01 | Magnetic recording medium |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS53107314A (de) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57127923A (en) * | 1981-01-29 | 1982-08-09 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS58100221A (ja) * | 1981-12-09 | 1983-06-14 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
| JPS58177522A (ja) * | 1982-04-12 | 1983-10-18 | Diafoil Co Ltd | 磁気記録媒体 |
| JPS58196252A (ja) * | 1982-05-13 | 1983-11-15 | Toray Ind Inc | 情報記録材料用基材 |
| JPS595426A (ja) * | 1982-06-30 | 1984-01-12 | Fuji Photo Film Co Ltd | 磁気記録体 |
| JPS5924432A (ja) * | 1982-07-29 | 1984-02-08 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
| DE3370710D1 (en) * | 1982-11-19 | 1987-05-07 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
-
1977
- 1977-03-01 JP JP2255277A patent/JPS53107314A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53107314A (en) | 1978-09-19 |
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