JPS6318251B2 - - Google Patents
Info
- Publication number
- JPS6318251B2 JPS6318251B2 JP2255377A JP2255377A JPS6318251B2 JP S6318251 B2 JPS6318251 B2 JP S6318251B2 JP 2255377 A JP2255377 A JP 2255377A JP 2255377 A JP2255377 A JP 2255377A JP S6318251 B2 JPS6318251 B2 JP S6318251B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- polyester film
- thin film
- less
- mohs hardness
- 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 34
- 239000010409 thin film Substances 0.000 claims description 12
- 229920006267 polyester film Polymers 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims description 8
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 6
- 239000010419 fine particle Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 229910000019 calcium carbonate Inorganic materials 0.000 claims description 3
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 claims 2
- 239000005995 Aluminium silicate Substances 0.000 claims 1
- 235000012211 aluminium silicate Nutrition 0.000 claims 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 claims 1
- CWQXQMHSOZUFJS-UHFFFAOYSA-N molybdenum disulfide Chemical compound S=[Mo]=S CWQXQMHSOZUFJS-UHFFFAOYSA-N 0.000 claims 1
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims 1
- 239000000454 talc Substances 0.000 claims 1
- 229910052623 talc Inorganic materials 0.000 claims 1
- 239000011787 zinc oxide Substances 0.000 claims 1
- 239000000843 powder Substances 0.000 description 4
- 230000003746 surface roughness Effects 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 3
- 229910017052 cobalt Inorganic materials 0.000 description 3
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 3
- 239000010408 film Substances 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000007772 electroless plating Methods 0.000 description 2
- 230000005294 ferromagnetic effect Effects 0.000 description 2
- 238000007733 ion plating Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229920002635 polyurethane Polymers 0.000 description 2
- 239000004814 polyurethane Substances 0.000 description 2
- 238000007738 vacuum evaporation Methods 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 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
- 238000005299 abrasion Methods 0.000 description 1
- FQMNUIZEFUVPNU-UHFFFAOYSA-N cobalt iron Chemical compound [Fe].[Co].[Co] FQMNUIZEFUVPNU-UHFFFAOYSA-N 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- UGKDIUIOSMUOAW-UHFFFAOYSA-N iron nickel Chemical compound [Fe].[Ni] UGKDIUIOSMUOAW-UHFFFAOYSA-N 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000001771 vacuum 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 |
|---|---|---|---|
| JP2255377A JPS53107315A (en) | 1977-03-01 | 1977-03-01 | Magnetic recording method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2255377A JPS53107315A (en) | 1977-03-01 | 1977-03-01 | Magnetic recording method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS53107315A JPS53107315A (en) | 1978-09-19 |
| JPS6318251B2 true JPS6318251B2 (ko) | 1988-04-18 |
Family
ID=12086026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2255377A Granted JPS53107315A (en) | 1977-03-01 | 1977-03-01 | Magnetic recording method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS53107315A (ko) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07323589A (ja) * | 1994-05-31 | 1995-12-12 | Nec Corp | サーマルヘッド |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57189336A (en) * | 1981-05-18 | 1982-11-20 | Hitachi Maxell Ltd | Magnetic recording medium |
| JPS58100221A (ja) * | 1981-12-09 | 1983-06-14 | Matsushita Electric Ind Co Ltd | 磁気記録媒体 |
| JP2543018B2 (ja) * | 1983-05-04 | 1996-10-16 | 松下電器産業株式会社 | 磁気記録媒体 |
| JPS6050723A (ja) * | 1983-08-31 | 1985-03-20 | Konishiroku Photo Ind Co Ltd | 磁気記録媒体 |
| US4762939A (en) * | 1987-09-30 | 1988-08-09 | Union Carbide Corporation | Process for trialkoxysilane/tetraalkoxysilane mixtures from silicon metal and alcohol |
-
1977
- 1977-03-01 JP JP2255377A patent/JPS53107315A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07323589A (ja) * | 1994-05-31 | 1995-12-12 | Nec Corp | サーマルヘッド |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS53107315A (en) | 1978-09-19 |
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