JPS59192918A - 磁気記録媒体の製造方法 - Google Patents
磁気記録媒体の製造方法Info
- Publication number
- JPS59192918A JPS59192918A JP6637783A JP6637783A JPS59192918A JP S59192918 A JPS59192918 A JP S59192918A JP 6637783 A JP6637783 A JP 6637783A JP 6637783 A JP6637783 A JP 6637783A JP S59192918 A JPS59192918 A JP S59192918A
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- recording medium
- resin
- magnetic recording
- force
- 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 claims description 8
- 229920005989 resin Polymers 0.000 claims abstract description 23
- 239000011347 resin Substances 0.000 claims abstract description 23
- 239000000463 material Substances 0.000 claims abstract description 22
- 239000000696 magnetic material Substances 0.000 claims abstract description 20
- 238000004898 kneading Methods 0.000 claims abstract description 8
- 229920001187 thermosetting polymer Polymers 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims abstract description 3
- 239000000758 substrate Substances 0.000 claims description 16
- 238000000465 moulding Methods 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 2
- 239000002245 particle Substances 0.000 abstract description 2
- 229910052761 rare earth metal Inorganic materials 0.000 abstract description 2
- 150000002910 rare earth metals Chemical class 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 238000000576 coating method Methods 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 4
- 238000000227 grinding Methods 0.000 description 4
- 238000001746 injection moulding Methods 0.000 description 4
- 239000004734 Polyphenylene sulfide Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229920000069 polyphenylene sulfide Polymers 0.000 description 3
- 229910000859 α-Fe Inorganic materials 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- SZVJSHCCFOBDDC-UHFFFAOYSA-N ferrosoferric oxide Chemical compound O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229920006305 unsaturated polyester Polymers 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 229910001369 Brass Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920002430 Fibre-reinforced plastic Polymers 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000011151 fibre-reinforced plastic Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000005415 magnetization Effects 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- AJCDFVKYMIUXCR-UHFFFAOYSA-N oxobarium;oxo(oxoferriooxy)iron Chemical compound [Ba]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O.O=[Fe]O[Fe]=O AJCDFVKYMIUXCR-UHFFFAOYSA-N 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000002990 reinforced plastic Substances 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 1
Landscapes
- Recording Measured Values (AREA)
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6637783A JPS59192918A (ja) | 1983-04-15 | 1983-04-15 | 磁気記録媒体の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6637783A JPS59192918A (ja) | 1983-04-15 | 1983-04-15 | 磁気記録媒体の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59192918A true JPS59192918A (ja) | 1984-11-01 |
| JPH0444326B2 JPH0444326B2 (enrdf_load_stackoverflow) | 1992-07-21 |
Family
ID=13314071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6637783A Granted JPS59192918A (ja) | 1983-04-15 | 1983-04-15 | 磁気記録媒体の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59192918A (enrdf_load_stackoverflow) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49129503A (enrdf_load_stackoverflow) * | 1973-04-11 | 1974-12-11 | ||
| JPS58184550A (ja) * | 1982-04-21 | 1983-10-28 | Tokyo Jiki Insatsu Kk | 回転制御用磁気ドラム |
-
1983
- 1983-04-15 JP JP6637783A patent/JPS59192918A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS49129503A (enrdf_load_stackoverflow) * | 1973-04-11 | 1974-12-11 | ||
| JPS58184550A (ja) * | 1982-04-21 | 1983-10-28 | Tokyo Jiki Insatsu Kk | 回転制御用磁気ドラム |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0444326B2 (enrdf_load_stackoverflow) | 1992-07-21 |
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