DE2526793A1 - Zusammensetzung und verfahren zum ueberziehen von magnetbaendern - Google Patents
Zusammensetzung und verfahren zum ueberziehen von magnetbaendernInfo
- Publication number
- DE2526793A1 DE2526793A1 DE19752526793 DE2526793A DE2526793A1 DE 2526793 A1 DE2526793 A1 DE 2526793A1 DE 19752526793 DE19752526793 DE 19752526793 DE 2526793 A DE2526793 A DE 2526793A DE 2526793 A1 DE2526793 A1 DE 2526793A1
- Authority
- DE
- Germany
- Prior art keywords
- coating
- magnetic
- magnetic particles
- csz
- composition
- 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.)
- Pending
Links
- 239000000203 mixture Substances 0.000 title claims description 17
- 238000000034 method Methods 0.000 title description 6
- 238000000576 coating method Methods 0.000 claims description 28
- 239000011248 coating agent Substances 0.000 claims description 26
- 239000006249 magnetic particle Substances 0.000 claims description 18
- 239000011230 binding agent Substances 0.000 claims description 10
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000002270 dispersing agent Substances 0.000 claims description 8
- 125000004122 cyclic group Chemical group 0.000 claims description 6
- 239000006185 dispersion Substances 0.000 claims description 5
- RWSOTUBLDIXVET-UHFFFAOYSA-O sulfonium Chemical compound [SH3+] RWSOTUBLDIXVET-UHFFFAOYSA-O 0.000 claims description 5
- 150000003863 ammonium salts Chemical class 0.000 claims description 4
- 239000002253 acid Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 description 16
- 239000010408 film Substances 0.000 description 11
- 239000000178 monomer Substances 0.000 description 10
- 239000000463 material Substances 0.000 description 7
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 6
- 238000001035 drying Methods 0.000 description 5
- 239000002245 particle Substances 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 4
- 239000000049 pigment Substances 0.000 description 4
- 239000004033 plastic Substances 0.000 description 4
- 229920003023 plastic Polymers 0.000 description 4
- 238000006116 polymerization reaction Methods 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 239000008199 coating composition Substances 0.000 description 3
- 238000009472 formulation Methods 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229920002125 Sokalan® Polymers 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 239000002609 medium Substances 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 239000004584 polyacrylic acid Substances 0.000 description 2
- -1 polytetrafluoroethylene Polymers 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- OHVLMTFVQDZYHP-UHFFFAOYSA-N 1-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-2-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound N1N=NC=2CN(CCC=21)C(CN1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)=O OHVLMTFVQDZYHP-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- PYSRRFNXTXNWCD-UHFFFAOYSA-N 3-(2-phenylethenyl)furan-2,5-dione Chemical compound O=C1OC(=O)C(C=CC=2C=CC=CC=2)=C1 PYSRRFNXTXNWCD-UHFFFAOYSA-N 0.000 description 1
- 239000004971 Cross linker Substances 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- 229920002845 Poly(methacrylic acid) Polymers 0.000 description 1
- 229920000147 Styrene maleic anhydride Polymers 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 229920006243 acrylic copolymer Polymers 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229920006318 anionic polymer Polymers 0.000 description 1
- 239000012736 aqueous medium Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 229910000019 calcium carbonate Inorganic materials 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 description 1
- 238000005266 casting Methods 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
- 238000007796 conventional method Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 239000012442 inert solvent Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000001424 substituent group Chemical group 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
- XVSRNTACUOPULD-UHFFFAOYSA-N zinc;iron(2+) Chemical compound [Fe+2].[Zn+2] XVSRNTACUOPULD-UHFFFAOYSA-N 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
- G11B5/68—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
- G11B5/702—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 the bonding agent
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US479958A US3901816A (en) | 1974-06-17 | 1974-06-17 | Magnetic tape coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2526793A1 true DE2526793A1 (de) | 1976-01-02 |
Family
ID=23906120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19752526793 Pending DE2526793A1 (de) | 1974-06-17 | 1975-06-16 | Zusammensetzung und verfahren zum ueberziehen von magnetbaendern |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3901816A (enExample) |
| JP (1) | JPS5114006A (enExample) |
| DE (1) | DE2526793A1 (enExample) |
| FR (1) | FR2274987A1 (enExample) |
| GB (1) | GB1489152A (enExample) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0039165B1 (en) * | 1980-04-17 | 1985-07-03 | Minnesota Mining And Manufacturing Company | Polyfunctional aziridine crosslinking agents for aqueous magnetic recording media binder |
| US4490505A (en) * | 1980-04-17 | 1984-12-25 | Minnesota Mining And Manufacturing Company | Polyfunctional aziridine crosslinking agents for aqueous magnetic recording media binder |
| JPS5720926A (en) * | 1980-07-11 | 1982-02-03 | Hitachi Ltd | Manufacture of magnetic disk |
| JPS5864627A (ja) * | 1981-10-15 | 1983-04-18 | Sony Corp | 磁気記録媒体 |
| GB2188641B (en) * | 1983-04-22 | 1988-02-10 | Ici Plc | Article having magnetic properties and production thereof |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3072577A (en) * | 1958-12-19 | 1963-01-08 | Ibm | Moisture set magnetic inks |
| US3634252A (en) * | 1970-06-22 | 1972-01-11 | Du Pont | Chromium dioxide recording compositions stabilized with long-chain ammonium salts |
| US3725285A (en) * | 1970-06-24 | 1973-04-03 | Ibm | Magnetic coating compositions |
| US3795539A (en) * | 1971-06-23 | 1974-03-05 | Adm Tronics | Water-based binder for magnetic tape |
| BE787601A (fr) * | 1971-08-16 | 1973-02-16 | Dow Chemical Co | Compositions aqueuses d'amphions sulfoniques cycliques et de sols colloidaux, destinees aux revetements |
| US3749739A (en) * | 1971-12-07 | 1973-07-31 | Dow Chemical Co | Poly(hydroxyarylpolymethylenesulfonium)zwitterionic monomers and surface coatings therefrom |
| US3804797A (en) * | 1972-09-13 | 1974-04-16 | Dow Chemical Co | Coating compositions comprising cyclic sulfonium zwitterions with carboxy containing polymers |
-
1974
- 1974-06-17 US US479958A patent/US3901816A/en not_active Expired - Lifetime
-
1975
- 1975-05-23 GB GB22857/75A patent/GB1489152A/en not_active Expired
- 1975-06-16 FR FR7518788A patent/FR2274987A1/fr active Granted
- 1975-06-16 DE DE19752526793 patent/DE2526793A1/de active Pending
- 1975-06-16 JP JP50073013A patent/JPS5114006A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5114006A (enExample) | 1976-02-04 |
| US3901816A (en) | 1975-08-26 |
| FR2274987A1 (fr) | 1976-01-09 |
| FR2274987B1 (enExample) | 1979-06-22 |
| GB1489152A (en) | 1977-10-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |