JPS5975432A - 磁気記録体 - Google Patents
磁気記録体Info
- Publication number
- JPS5975432A JPS5975432A JP18541782A JP18541782A JPS5975432A JP S5975432 A JPS5975432 A JP S5975432A JP 18541782 A JP18541782 A JP 18541782A JP 18541782 A JP18541782 A JP 18541782A JP S5975432 A JPS5975432 A JP S5975432A
- Authority
- JP
- Japan
- Prior art keywords
- carbon black
- magnetic
- durability
- particle size
- sample
- 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 abstract description 34
- 239000006229 carbon black Substances 0.000 claims abstract description 19
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 13
- 239000002245 particle Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000003082 abrasive agent Substances 0.000 claims description 2
- 241000872198 Serjania polyphylla Species 0.000 claims 1
- -1 polyethylene terephthalate Polymers 0.000 abstract description 7
- 229920005989 resin Polymers 0.000 abstract description 5
- 239000011347 resin Substances 0.000 abstract description 5
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 239000005056 polyisocyanate Substances 0.000 abstract description 4
- 229920001228 polyisocyanate Polymers 0.000 abstract description 4
- 229920000139 polyethylene terephthalate Polymers 0.000 abstract description 3
- 239000005020 polyethylene terephthalate Substances 0.000 abstract description 3
- 239000003822 epoxy resin Substances 0.000 abstract description 2
- 229920000647 polyepoxide Polymers 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 229920001187 thermosetting polymer Polymers 0.000 abstract description 2
- 238000005498 polishing Methods 0.000 abstract 2
- 239000011164 primary particle Substances 0.000 abstract 2
- 239000004848 polyfunctional curative Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 1
- 230000000052 comparative effect Effects 0.000 description 6
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000001723 curing Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 4
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- 235000014113 dietary fatty acids Nutrition 0.000 description 3
- 239000000194 fatty acid Substances 0.000 description 3
- 229930195729 fatty acid Natural products 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 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 2
- 229910015189 FeOx Inorganic materials 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000004952 Polyamide Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000003490 calendering Methods 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- 230000005292 diamagnetic effect Effects 0.000 description 2
- QDOXWKRWXJOMAK-UHFFFAOYSA-N dichromium trioxide Chemical compound O=[Cr]O[Cr]=O QDOXWKRWXJOMAK-UHFFFAOYSA-N 0.000 description 2
- 239000000314 lubricant Substances 0.000 description 2
- 239000000395 magnesium oxide Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- PRAKJMSDJKAYCZ-UHFFFAOYSA-N squalane Chemical compound CC(C)CCCC(C)CCCC(C)CCCCC(C)CCCC(C)CCCC(C)C PRAKJMSDJKAYCZ-UHFFFAOYSA-N 0.000 description 2
- 239000004094 surface-active agent Substances 0.000 description 2
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 244000175448 Citrus madurensis Species 0.000 description 1
- 229910020630 Co Ni Inorganic materials 0.000 description 1
- 229910002440 Co–Ni Inorganic materials 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 235000017317 Fortunella Nutrition 0.000 description 1
- 229920000877 Melamine resin Polymers 0.000 description 1
- 101100004031 Mus musculus Aven gene Proteins 0.000 description 1
- 229920000459 Nitrile rubber Polymers 0.000 description 1
- 239000004642 Polyimide Substances 0.000 description 1
- 241000949477 Toona ciliata Species 0.000 description 1
- BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 description 1
- 239000011256 inorganic filler Substances 0.000 description 1
- 229910003475 inorganic filler Inorganic materials 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 229940057995 liquid paraffin Drugs 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000013008 moisture curing Methods 0.000 description 1
- JXTPJDDICSTXJX-UHFFFAOYSA-N n-Triacontane Natural products CCCCCCCCCCCCCCCCCCCCCCCCCCCCCC JXTPJDDICSTXJX-UHFFFAOYSA-N 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 229940049964 oleate Drugs 0.000 description 1
- ZQPPMHVWECSIRJ-KTKRTIGZSA-N oleic acid Chemical compound CCCCCCCC\C=C/CCCCCCCC(O)=O ZQPPMHVWECSIRJ-KTKRTIGZSA-N 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 239000004014 plasticizer Substances 0.000 description 1
- 229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
- 229920000768 polyamine Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 239000011112 polyethylene naphthalate Substances 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 229940032094 squalane Drugs 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920003048 styrene butadiene rubber Polymers 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
- G11B5/708—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 addition of non-magnetic particles to the layer
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18541782A JPS5975432A (ja) | 1982-10-22 | 1982-10-22 | 磁気記録体 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18541782A JPS5975432A (ja) | 1982-10-22 | 1982-10-22 | 磁気記録体 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5975432A true JPS5975432A (ja) | 1984-04-28 |
| JPH0479059B2 JPH0479059B2 (enrdf_load_stackoverflow) | 1992-12-14 |
Family
ID=16170417
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18541782A Granted JPS5975432A (ja) | 1982-10-22 | 1982-10-22 | 磁気記録体 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5975432A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62239320A (ja) * | 1986-04-09 | 1987-10-20 | Konika Corp | 磁気記録媒体 |
| JPS63241720A (ja) * | 1987-03-30 | 1988-10-07 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50147308A (enrdf_load_stackoverflow) * | 1974-05-15 | 1975-11-26 | ||
| JPS5238201A (en) * | 1975-09-20 | 1977-03-24 | Hitachi Maxell Ltd | Magnetic recording body |
| JPS5415978A (en) * | 1977-06-28 | 1979-02-06 | Teijin Ltd | Polyester film |
| JPS5434207A (en) * | 1977-08-23 | 1979-03-13 | Teijin Ltd | Polyester film |
| JPS54124716A (en) * | 1978-03-20 | 1979-09-27 | Hitachi Maxell | Magnetic disk cartridge |
| JPS5517816A (en) * | 1978-07-19 | 1980-02-07 | Hitachi Maxell Ltd | Magnetic recording media |
| JPS5610455A (en) * | 1979-07-09 | 1981-02-02 | Toray Industries | Polyester film |
| JPS5651027A (en) * | 1979-10-02 | 1981-05-08 | Hitachi Maxell Ltd | Magnetic recording medium |
| JPS5651025A (en) * | 1979-10-02 | 1981-05-08 | Hitachi Maxell Ltd | Magnetic recording medium |
| JPS5683842A (en) * | 1979-12-13 | 1981-07-08 | Toray Ind Inc | Base film for magnetic recording |
| JPS56124123A (en) * | 1980-03-01 | 1981-09-29 | Hitachi Maxell Ltd | Magnetic recording medium |
| JPS56143522A (en) * | 1980-04-07 | 1981-11-09 | Fuji Photo Film Co Ltd | Magnetic recording medium |
| JPS5794928A (en) * | 1980-12-03 | 1982-06-12 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS57130233A (en) * | 1981-02-04 | 1982-08-12 | Fuji Photo Film Co Ltd | Magnetic recording medium |
| JPS57135436A (en) * | 1981-02-14 | 1982-08-21 | Sony Corp | Magnetic recording medium |
| JPS57150130A (en) * | 1981-03-12 | 1982-09-16 | Fuji Photo Film Co Ltd | Magnetic recording medium |
-
1982
- 1982-10-22 JP JP18541782A patent/JPS5975432A/ja active Granted
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS50147308A (enrdf_load_stackoverflow) * | 1974-05-15 | 1975-11-26 | ||
| JPS5238201A (en) * | 1975-09-20 | 1977-03-24 | Hitachi Maxell Ltd | Magnetic recording body |
| JPS5415978A (en) * | 1977-06-28 | 1979-02-06 | Teijin Ltd | Polyester film |
| JPS5434207A (en) * | 1977-08-23 | 1979-03-13 | Teijin Ltd | Polyester film |
| JPS54124716A (en) * | 1978-03-20 | 1979-09-27 | Hitachi Maxell | Magnetic disk cartridge |
| JPS5517816A (en) * | 1978-07-19 | 1980-02-07 | Hitachi Maxell Ltd | Magnetic recording media |
| JPS5610455A (en) * | 1979-07-09 | 1981-02-02 | Toray Industries | Polyester film |
| JPS5651027A (en) * | 1979-10-02 | 1981-05-08 | Hitachi Maxell Ltd | Magnetic recording medium |
| JPS5651025A (en) * | 1979-10-02 | 1981-05-08 | Hitachi Maxell Ltd | Magnetic recording medium |
| JPS5683842A (en) * | 1979-12-13 | 1981-07-08 | Toray Ind Inc | Base film for magnetic recording |
| JPS56124123A (en) * | 1980-03-01 | 1981-09-29 | Hitachi Maxell Ltd | Magnetic recording medium |
| JPS56143522A (en) * | 1980-04-07 | 1981-11-09 | Fuji Photo Film Co Ltd | Magnetic recording medium |
| JPS5794928A (en) * | 1980-12-03 | 1982-06-12 | Matsushita Electric Ind Co Ltd | Magnetic recording medium |
| JPS57130233A (en) * | 1981-02-04 | 1982-08-12 | Fuji Photo Film Co Ltd | Magnetic recording medium |
| JPS57135436A (en) * | 1981-02-14 | 1982-08-21 | Sony Corp | Magnetic recording medium |
| JPS57150130A (en) * | 1981-03-12 | 1982-09-16 | Fuji Photo Film Co Ltd | Magnetic recording medium |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62239320A (ja) * | 1986-04-09 | 1987-10-20 | Konika Corp | 磁気記録媒体 |
| JPS63241720A (ja) * | 1987-03-30 | 1988-10-07 | Fuji Photo Film Co Ltd | 磁気記録媒体 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0479059B2 (enrdf_load_stackoverflow) | 1992-12-14 |
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