DE2536781C3 - Verfahren zur herstellung von mehrschichtmagnetogrammtraegern - Google Patents
Verfahren zur herstellung von mehrschichtmagnetogrammtraegernInfo
- Publication number
- DE2536781C3 DE2536781C3 DE2536781A DE2536781A DE2536781C3 DE 2536781 C3 DE2536781 C3 DE 2536781C3 DE 2536781 A DE2536781 A DE 2536781A DE 2536781 A DE2536781 A DE 2536781A DE 2536781 C3 DE2536781 C3 DE 2536781C3
- Authority
- DE
- Germany
- Prior art keywords
- layers
- coating
- magnetic
- layer
- solvent
- 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
- 239000000969 carrier Substances 0.000 title claims description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 238000000576 coating method Methods 0.000 claims description 37
- 239000011248 coating agent Substances 0.000 claims description 36
- 230000005291 magnetic effect Effects 0.000 claims description 31
- 239000006185 dispersion Substances 0.000 claims description 19
- 239000002904 solvent Substances 0.000 claims description 18
- 239000012876 carrier material Substances 0.000 claims description 17
- 239000000049 pigment Substances 0.000 claims description 17
- 238000000034 method Methods 0.000 claims description 14
- 239000011230 binding agent Substances 0.000 claims description 11
- 239000007788 liquid Substances 0.000 claims description 8
- 239000000654 additive Substances 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 5
- 238000007711 solidification Methods 0.000 claims description 4
- 230000008023 solidification Effects 0.000 claims description 4
- 238000009833 condensation Methods 0.000 claims description 3
- 230000005494 condensation Effects 0.000 claims description 3
- 239000003960 organic solvent Substances 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 3
- 125000004432 carbon atom Chemical group C* 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 3
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 3
- 239000006249 magnetic particle Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- WNLRTRBMVRJNCN-UHFFFAOYSA-N adipic acid Chemical compound OC(=O)CCCCC(O)=O WNLRTRBMVRJNCN-UHFFFAOYSA-N 0.000 description 2
- -1 aliphatic alcohols Chemical class 0.000 description 2
- XXROGKLTLUQVRX-UHFFFAOYSA-N allyl alcohol Chemical compound OCC=C XXROGKLTLUQVRX-UHFFFAOYSA-N 0.000 description 2
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 description 2
- 150000001735 carboxylic acids Chemical class 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 150000002148 esters Chemical class 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 2
- 229920000728 polyester Polymers 0.000 description 2
- 229920003225 polyurethane elastomer Polymers 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920001567 vinyl ester resin Polymers 0.000 description 2
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 2
- 229920002554 vinyl polymer Polymers 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 125000000954 2-hydroxyethyl group Chemical group [H]C([*])([H])C([H])([H])O[H] 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 235000011037 adipic acid Nutrition 0.000 description 1
- 239000001361 adipic acid Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 229940090961 chromium dioxide Drugs 0.000 description 1
- IAQWMWUKBQPOIY-UHFFFAOYSA-N chromium(4+);oxygen(2-) Chemical compound [O-2].[O-2].[Cr+4] IAQWMWUKBQPOIY-UHFFFAOYSA-N 0.000 description 1
- AYTAKQFHWFYBMA-UHFFFAOYSA-N chromium(IV) oxide Inorganic materials O=[Cr]=O AYTAKQFHWFYBMA-UHFFFAOYSA-N 0.000 description 1
- 239000008199 coating composition Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002763 monocarboxylic acids Chemical class 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000013034 phenoxy resin Substances 0.000 description 1
- 229920006287 phenoxy resin Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 description 1
- 239000002966 varnish Substances 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
- G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
- G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
- G11B5/716—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by two or more magnetic layers
-
- 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/842—Coating a support with a liquid magnetic dispersion
-
- 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
- G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
- G11B5/842—Coating a support with a liquid magnetic dispersion
- G11B5/845—Coating a support with a liquid magnetic dispersion in a magnetic field
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Coating Apparatus (AREA)
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2536781A DE2536781C3 (de) | 1975-08-19 | 1975-08-19 | Verfahren zur herstellung von mehrschichtmagnetogrammtraegern |
| NLAANVRAGE7609132,A NL181692C (nl) | 1975-08-19 | 1976-08-17 | Werkwijze voor het vervaardigen van een uit een aantal lagen bestaande magnetogramdrager. |
| JP51097506A JPS5226202A (en) | 1975-08-19 | 1976-08-17 | Method of producing multilayer magnetic recording carrier |
| FR7625070A FR2321742B1 (fr) | 1975-08-19 | 1976-08-18 | Procede de fabrication de supports d'enregistrement magnetique a couche multiple |
| GB34331/76A GB1562601A (en) | 1975-08-19 | 1976-08-18 | Manufacture of multi-layer magnetic recording media |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2536781A DE2536781C3 (de) | 1975-08-19 | 1975-08-19 | Verfahren zur herstellung von mehrschichtmagnetogrammtraegern |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2536781A1 DE2536781A1 (de) | 1977-03-17 |
| DE2536781B2 DE2536781B2 (de) | 1977-07-14 |
| DE2536781C3 true DE2536781C3 (de) | 1978-03-16 |
Family
ID=5954255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2536781A Expired DE2536781C3 (de) | 1975-08-19 | 1975-08-19 | Verfahren zur herstellung von mehrschichtmagnetogrammtraegern |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS5226202A (enExample) |
| DE (1) | DE2536781C3 (enExample) |
| FR (1) | FR2321742B1 (enExample) |
| GB (1) | GB1562601A (enExample) |
| NL (1) | NL181692C (enExample) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS55158237A (en) * | 1979-05-30 | 1980-12-09 | Agency Of Ind Science & Technol | Selective separation of high concentration metal ion |
| JPS6231384U (enExample) * | 1985-08-07 | 1987-02-25 | ||
| JPS6292132A (ja) * | 1985-10-18 | 1987-04-27 | Fuji Photo Film Co Ltd | 磁気記録媒体の製造方法 |
| JPS62124631A (ja) * | 1985-11-26 | 1987-06-05 | Fuji Photo Film Co Ltd | 磁気記録媒体の塗布方法 |
| JPS62212933A (ja) * | 1986-03-13 | 1987-09-18 | Fuji Photo Film Co Ltd | 磁気記録媒体の製造方法 |
| US5384182A (en) * | 1990-05-11 | 1995-01-24 | Kabushiki Kaisha Toshiba | Magnetic recording medium and a method for producing the same wherein the medium has two magnetic layers differing in degree of orientation |
| US5494732A (en) * | 1992-01-06 | 1996-02-27 | Kabushiki Kaisha Toshiba | Magnetic recording medium and a method for producing the same wherein the medium has two magnetic layers differing in degree of orientation |
| US5601647A (en) * | 1992-08-07 | 1997-02-11 | Basf Magnetics Gmbh | Production of a magnetic recording medium |
| US6579592B1 (en) | 1996-11-29 | 2003-06-17 | Fuji Photo Film Co., Ltd | Magnetic recording tape with controlled Hc and magnetic flux/unit area value and controlled Cl/Fe intensity |
| US6432503B2 (en) | 1997-03-31 | 2002-08-13 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
| EP0889464B1 (en) | 1997-06-30 | 2003-09-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
| WO1999037408A1 (en) * | 1998-01-21 | 1999-07-29 | Alcan International Limited | Process and apparatus for multi-layer coating of elongated strip articles |
| US6444290B1 (en) | 1998-06-11 | 2002-09-03 | Fuji Photo Film Co., Ltd. | Magnetic recording medium comprising a support containing a specific size filler and having a specific concentration of surface protrusions |
| JP2000011352A (ja) | 1998-06-22 | 2000-01-14 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
| EP2765614A1 (en) * | 2013-02-12 | 2014-08-13 | Nederlandse Organisatie voor toegepast -natuurwetenschappelijk onderzoek TNO | Roll-to-roll apparatus and method for manufacturing a product comprising a target substrate provided with at least one foil shaped component |
| WO2018168234A1 (ja) * | 2017-03-14 | 2018-09-20 | 日産自動車株式会社 | ダイヘッド装置、塗布方法および積層体形成装置 |
| US10777418B2 (en) * | 2017-06-14 | 2020-09-15 | Rohm And Haas Electronic Materials Cmp Holdings, I | Biased pulse CMP groove pattern |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2633431A (en) * | 1947-12-20 | 1953-03-31 | Shellmar Products Corp | Magnetic recording tape and method of making same |
-
1975
- 1975-08-19 DE DE2536781A patent/DE2536781C3/de not_active Expired
-
1976
- 1976-08-17 JP JP51097506A patent/JPS5226202A/ja active Granted
- 1976-08-17 NL NLAANVRAGE7609132,A patent/NL181692C/xx not_active IP Right Cessation
- 1976-08-18 GB GB34331/76A patent/GB1562601A/en not_active Expired
- 1976-08-18 FR FR7625070A patent/FR2321742B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| NL7609132A (nl) | 1977-02-22 |
| JPS5226202A (en) | 1977-02-26 |
| DE2536781B2 (de) | 1977-07-14 |
| FR2321742A1 (fr) | 1977-03-18 |
| NL181692C (nl) | 1987-10-01 |
| GB1562601A (en) | 1980-03-12 |
| DE2536781A1 (de) | 1977-03-17 |
| JPS576178B2 (enExample) | 1982-02-03 |
| FR2321742B1 (fr) | 1980-05-09 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8330 | Complete disclaimer |