JPS60179937A - 可撓性磁性記録用媒体に潤滑剤保護被覆を適用する方法 - Google Patents
可撓性磁性記録用媒体に潤滑剤保護被覆を適用する方法Info
- Publication number
- JPS60179937A JPS60179937A JP60015675A JP1567585A JPS60179937A JP S60179937 A JPS60179937 A JP S60179937A JP 60015675 A JP60015675 A JP 60015675A JP 1567585 A JP1567585 A JP 1567585A JP S60179937 A JPS60179937 A JP S60179937A
- Authority
- JP
- Japan
- Prior art keywords
- layer
- magnetic recording
- telomer
- substrate
- recording medium
- 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 58
- 239000010410 layer Substances 0.000 claims description 58
- 238000000576 coating method Methods 0.000 claims description 23
- 239000000758 substrate Substances 0.000 claims description 22
- 239000011248 coating agent Substances 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 15
- 238000003490 calendering Methods 0.000 claims description 14
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 12
- 239000002245 particle Substances 0.000 claims description 11
- 239000011253 protective coating Substances 0.000 claims description 8
- 230000007613 environmental effect Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 5
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 5
- 230000001007 puffing effect Effects 0.000 claims description 5
- 239000006185 dispersion Substances 0.000 claims description 4
- 230000005294 ferromagnetic effect Effects 0.000 claims description 4
- -1 polyethylene terephthalate Polymers 0.000 claims description 4
- 239000004215 Carbon black (E152) Substances 0.000 claims description 3
- 150000008282 halocarbons Chemical class 0.000 claims description 3
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 3
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 claims description 3
- 239000000696 magnetic material Substances 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- 239000010408 film Substances 0.000 claims 7
- 239000002253 acid Substances 0.000 claims 1
- 230000004888 barrier function Effects 0.000 claims 1
- 230000002559 cytogenic effect Effects 0.000 claims 1
- 238000001704 evaporation Methods 0.000 claims 1
- 230000014759 maintenance of location Effects 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 238000004381 surface treatment Methods 0.000 claims 1
- 239000010409 thin film Substances 0.000 claims 1
- 239000000314 lubricant Substances 0.000 description 17
- 239000011230 binding agent Substances 0.000 description 12
- 238000011109 contamination Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 238000003860 storage Methods 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- AJDIZQLSFPQPEY-UHFFFAOYSA-N 1,1,2-Trichlorotrifluoroethane Chemical compound FC(F)(Cl)C(F)(Cl)Cl AJDIZQLSFPQPEY-UHFFFAOYSA-N 0.000 description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 235000018185 Betula X alpestris Nutrition 0.000 description 2
- 235000018212 Betula X uliginosa Nutrition 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000005587 bubbling Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 239000006249 magnetic particle Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010422 painting Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- BOSAWIQFTJIYIS-UHFFFAOYSA-N 1,1,1-trichloro-2,2,2-trifluoroethane Chemical compound FC(F)(F)C(Cl)(Cl)Cl BOSAWIQFTJIYIS-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- 229920002799 BoPET Polymers 0.000 description 1
- 241000282461 Canis lupus Species 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000005041 Mylar™ Substances 0.000 description 1
- 244000061176 Nicotiana tabacum Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 241001290307 Thalassoma bifasciatum Species 0.000 description 1
- 244000063464 Vitex agnus-castus Species 0.000 description 1
- FJWGYAHXMCUOOM-QHOUIDNNSA-N [(2s,3r,4s,5r,6r)-2-[(2r,3r,4s,5r,6s)-4,5-dinitrooxy-2-(nitrooxymethyl)-6-[(2r,3r,4s,5r,6s)-4,5,6-trinitrooxy-2-(nitrooxymethyl)oxan-3-yl]oxyoxan-3-yl]oxy-3,5-dinitrooxy-6-(nitrooxymethyl)oxan-4-yl] nitrate Chemical class O([C@@H]1O[C@@H]([C@H]([C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O)O[C@H]1[C@@H]([C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@@H](CO[N+]([O-])=O)O1)O[N+]([O-])=O)CO[N+](=O)[O-])[C@@H]1[C@@H](CO[N+]([O-])=O)O[C@@H](O[N+]([O-])=O)[C@H](O[N+]([O-])=O)[C@H]1O[N+]([O-])=O FJWGYAHXMCUOOM-QHOUIDNNSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 229920006397 acrylic thermoplastic Polymers 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000009347 chasteberry Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- YAWAIQPUSWNPRE-UHFFFAOYSA-N chromium dihydride Chemical compound [H][Cr][H] YAWAIQPUSWNPRE-UHFFFAOYSA-N 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000002939 deleterious effect Effects 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 125000003700 epoxy group Chemical group 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 230000005381 magnetic domain Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 125000000951 phenoxy group Chemical group [H]C1=C([H])C([H])=C(O*)C([H])=C1[H] 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 210000003411 telomere Anatomy 0.000 description 1
- 102000055501 telomere Human genes 0.000 description 1
- 108091035539 telomere Proteins 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 150000003673 urethanes Chemical class 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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)
- Paints Or Removers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Lubricants (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US57613484A | 1984-02-01 | 1984-02-01 | |
| US576134 | 1984-02-01 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60179937A true JPS60179937A (ja) | 1985-09-13 |
| JPH0443325B2 JPH0443325B2 (enExample) | 1992-07-16 |
Family
ID=24303120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60015675A Granted JPS60179937A (ja) | 1984-02-01 | 1985-01-31 | 可撓性磁性記録用媒体に潤滑剤保護被覆を適用する方法 |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0152744B1 (enExample) |
| JP (1) | JPS60179937A (enExample) |
| DE (1) | DE3562431D1 (enExample) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19936322C2 (de) * | 1999-08-02 | 2001-08-09 | Infineon Technologies Ag | Halbleiterbauelement mit kratzfester Beschichtung |
| JP2010250929A (ja) | 2009-03-27 | 2010-11-04 | Wd Media Singapore Pte Ltd | 磁気ディスク用潤滑剤化合物、磁気ディスク及びその製造方法 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3490946A (en) * | 1966-12-29 | 1970-01-20 | Rca Corp | Magnetic recording elements |
| US4188434A (en) * | 1978-05-15 | 1980-02-12 | Storage Technology Corporation | Lubricant for a magnetic member |
| DE3117931C2 (de) * | 1980-05-06 | 1985-07-25 | Nippon Electric Co., Ltd., Tokio/Tokyo | Magnetischer Aufzeichnungsträger und Verfahren zu seiner Herstellung |
-
1985
- 1985-01-10 EP EP85100207A patent/EP0152744B1/en not_active Expired
- 1985-01-10 DE DE8585100207T patent/DE3562431D1/de not_active Expired
- 1985-01-31 JP JP60015675A patent/JPS60179937A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| EP0152744B1 (en) | 1988-04-27 |
| DE3562431D1 (en) | 1988-06-01 |
| JPH0443325B2 (enExample) | 1992-07-16 |
| EP0152744A1 (en) | 1985-08-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |