JPS5829147A - 磁気記録媒体 - Google Patents
磁気記録媒体Info
- Publication number
- JPS5829147A JPS5829147A JP56127996A JP12799681A JPS5829147A JP S5829147 A JPS5829147 A JP S5829147A JP 56127996 A JP56127996 A JP 56127996A JP 12799681 A JP12799681 A JP 12799681A JP S5829147 A JPS5829147 A JP S5829147A
- Authority
- JP
- Japan
- Prior art keywords
- thin film
- magnetic
- ferromagnetic thin
- recording medium
- magnetic recording
- 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
- 230000005291 magnetic effect Effects 0.000 title claims description 29
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 18
- 239000010409 thin film Substances 0.000 claims abstract description 15
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 4
- 229910052751 metal Inorganic materials 0.000 claims description 15
- 239000002184 metal Substances 0.000 claims description 15
- 239000000314 lubricant Substances 0.000 abstract description 11
- -1 C6F13SO3H Chemical compound 0.000 abstract description 7
- 239000011248 coating agent Substances 0.000 abstract description 3
- 238000000576 coating method Methods 0.000 abstract description 3
- HSDJWNJDPDJOEV-UHFFFAOYSA-N 1,1,2,2,3,3,4,4,5,5,6,6,6-tridecafluorohexane-1-sulfonyl fluoride Chemical compound FC(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)S(F)(=O)=O HSDJWNJDPDJOEV-UHFFFAOYSA-N 0.000 abstract 1
- 229910006095 SO2F Inorganic materials 0.000 abstract 1
- 229910006069 SO3H Inorganic materials 0.000 abstract 1
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 abstract 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 abstract 1
- ZWBAMYVPMDSJGQ-UHFFFAOYSA-N perfluoroheptanoic acid Chemical compound OC(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F ZWBAMYVPMDSJGQ-UHFFFAOYSA-N 0.000 abstract 1
- 239000011230 binding agent Substances 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 238000001704 evaporation Methods 0.000 description 3
- 239000010408 film Substances 0.000 description 2
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- 229920001747 Cellulose diacetate Polymers 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- 229910020630 Co Ni Inorganic materials 0.000 description 1
- 229910002440 Co–Ni Inorganic materials 0.000 description 1
- 229910020676 Co—N Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 229910001030 Iron–nickel alloy Inorganic materials 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052571 earthenware Inorganic materials 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000007740 vapor deposition Methods 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
- G11B5/62—Record carriers characterised by the selection of the material
- G11B5/72—Protective coatings, e.g. anti-static or antifriction
- G11B5/725—Protective coatings, e.g. anti-static or antifriction containing a lubricant, e.g. organic compounds
- G11B5/7253—Fluorocarbon lubricant
Landscapes
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56127996A JPS5829147A (ja) | 1981-08-15 | 1981-08-15 | 磁気記録媒体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP56127996A JPS5829147A (ja) | 1981-08-15 | 1981-08-15 | 磁気記録媒体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5829147A true JPS5829147A (ja) | 1983-02-21 |
| JPH0319602B2 JPH0319602B2 (enrdf_load_stackoverflow) | 1991-03-15 |
Family
ID=14973867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP56127996A Granted JPS5829147A (ja) | 1981-08-15 | 1981-08-15 | 磁気記録媒体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5829147A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6066326A (ja) * | 1983-09-21 | 1985-04-16 | Hitachi Condenser Co Ltd | 磁気記録媒体 |
| JPS619835A (ja) * | 1984-06-25 | 1986-01-17 | Nippon Telegr & Teleph Corp <Ntt> | 磁気記録媒体の製造方法 |
| JPS62200524A (ja) * | 1986-02-26 | 1987-09-04 | Hoya Corp | 磁気記録媒体 |
| JPS62234227A (ja) * | 1986-04-03 | 1987-10-14 | Hoya Corp | 磁気ディスク |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5589376A (en) * | 1978-12-27 | 1980-07-05 | Asahi Glass Co Ltd | Antistaic agent composition for reproducing and recording material |
| JPS5589375A (en) * | 1978-12-27 | 1980-07-05 | Asahi Glass Co Ltd | Antistatic agent for reproducing and recording material |
| JPS55144079A (en) * | 1979-04-27 | 1980-11-10 | Asahi Glass Co Ltd | Surface-treating agent for record-reproductive material |
| JPS56169224A (en) * | 1980-05-30 | 1981-12-25 | Hitachi Ltd | Manufacture of magnetic recording medium |
| JPS57200940A (en) * | 1981-06-01 | 1982-12-09 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS57200939A (en) * | 1981-06-01 | 1982-12-09 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
-
1981
- 1981-08-15 JP JP56127996A patent/JPS5829147A/ja active Granted
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5589376A (en) * | 1978-12-27 | 1980-07-05 | Asahi Glass Co Ltd | Antistaic agent composition for reproducing and recording material |
| JPS5589375A (en) * | 1978-12-27 | 1980-07-05 | Asahi Glass Co Ltd | Antistatic agent for reproducing and recording material |
| JPS55144079A (en) * | 1979-04-27 | 1980-11-10 | Asahi Glass Co Ltd | Surface-treating agent for record-reproductive material |
| JPS56169224A (en) * | 1980-05-30 | 1981-12-25 | Hitachi Ltd | Manufacture of magnetic recording medium |
| JPS57200940A (en) * | 1981-06-01 | 1982-12-09 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS57200939A (en) * | 1981-06-01 | 1982-12-09 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6066326A (ja) * | 1983-09-21 | 1985-04-16 | Hitachi Condenser Co Ltd | 磁気記録媒体 |
| JPS619835A (ja) * | 1984-06-25 | 1986-01-17 | Nippon Telegr & Teleph Corp <Ntt> | 磁気記録媒体の製造方法 |
| JPS62200524A (ja) * | 1986-02-26 | 1987-09-04 | Hoya Corp | 磁気記録媒体 |
| JPS62234227A (ja) * | 1986-04-03 | 1987-10-14 | Hoya Corp | 磁気ディスク |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0319602B2 (enrdf_load_stackoverflow) | 1991-03-15 |
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