DE2348661A1 - Verfahren zur herstellung von zeichentraegern fuer magnetische aufzeichnung - Google Patents
Verfahren zur herstellung von zeichentraegern fuer magnetische aufzeichnungInfo
- Publication number
- DE2348661A1 DE2348661A1 DE19732348661 DE2348661A DE2348661A1 DE 2348661 A1 DE2348661 A1 DE 2348661A1 DE 19732348661 DE19732348661 DE 19732348661 DE 2348661 A DE2348661 A DE 2348661A DE 2348661 A1 DE2348661 A1 DE 2348661A1
- Authority
- DE
- Germany
- Prior art keywords
- mixture
- magnetic tape
- resin
- sound
- image recording
- 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
- 230000005291 magnetic effect Effects 0.000 title claims description 35
- 238000004519 manufacturing process Methods 0.000 title claims description 5
- 239000000969 carrier Substances 0.000 title description 3
- 229920005989 resin Polymers 0.000 claims description 38
- 239000011347 resin Substances 0.000 claims description 38
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 claims description 21
- 239000000203 mixture Substances 0.000 claims description 21
- 230000005294 ferromagnetic effect Effects 0.000 claims description 20
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 18
- 239000004922 lacquer Substances 0.000 claims description 11
- 125000003700 epoxy group Chemical group 0.000 claims description 9
- 239000000126 substance Substances 0.000 claims description 9
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 9
- 229920002554 vinyl polymer Polymers 0.000 claims description 9
- 238000009833 condensation Methods 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 8
- 239000002904 solvent Substances 0.000 claims description 6
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000002270 dispersing agent Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229920000728 polyester Polymers 0.000 claims description 5
- -1 polyethylene Polymers 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000003973 paint Substances 0.000 claims description 4
- 229920003023 plastic Polymers 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 239000004014 plasticizer Substances 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- CUOSYYRDANYHTL-UHFFFAOYSA-N 1,4-dioctoxy-1,4-dioxobutane-2-sulfonic acid;sodium Chemical compound [Na].CCCCCCCCOC(=O)CC(S(O)(=O)=O)C(=O)OCCCCCCCC CUOSYYRDANYHTL-UHFFFAOYSA-N 0.000 claims description 3
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 3
- 239000003054 catalyst Substances 0.000 claims description 3
- 229910002007 uranyl nitrate Inorganic materials 0.000 claims description 3
- 229920002301 cellulose acetate Polymers 0.000 claims description 2
- 239000011806 microball Substances 0.000 claims description 2
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 2
- KSBAEPSJVUENNK-UHFFFAOYSA-L tin(ii) 2-ethylhexanoate Chemical compound [Sn+2].CCCCC(CC)C([O-])=O.CCCCC(CC)C([O-])=O KSBAEPSJVUENNK-UHFFFAOYSA-L 0.000 claims description 2
- 238000004132 cross linking Methods 0.000 claims 2
- 239000004480 active ingredient Substances 0.000 claims 1
- 239000003085 diluting agent Substances 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 239000000314 lubricant Substances 0.000 claims 1
- 239000002985 plastic film Substances 0.000 claims 1
- 229920006255 plastic film Polymers 0.000 claims 1
- 239000004800 polyvinyl chloride Substances 0.000 claims 1
- 239000011877 solvent mixture Substances 0.000 claims 1
- 239000002245 particle Substances 0.000 description 10
- 238000005299 abrasion Methods 0.000 description 8
- 229920001342 Bakelite® Polymers 0.000 description 4
- 239000004637 bakelite Substances 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 229920002799 BoPET Polymers 0.000 description 2
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Chemical compound CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 2
- 239000005041 Mylar™ Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 235000019329 dioctyl sodium sulphosuccinate Nutrition 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 239000003822 epoxy resin Substances 0.000 description 2
- 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 2
- 238000000265 homogenisation Methods 0.000 description 2
- 229920000647 polyepoxide Polymers 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 229920005789 ACRONAL® acrylic binder Polymers 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 101000692466 Bos taurus Prostaglandin F synthase 2 Proteins 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- 125000003277 amino group Chemical group 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 125000003118 aryl group Chemical group 0.000 description 1
- 239000011805 ball Substances 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000012050 conventional carrier Substances 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000003302 ferromagnetic material Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007602 hot air drying Methods 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 239000006249 magnetic particle Substances 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
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000004005 microsphere Substances 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 238000010422 painting Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method 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
- 238000010792 warming Methods 0.000 description 1
- 238000004804 winding Methods 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
- G11B5/7023—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 containing polyesters, polyethers, silicones, polyvinyl resins, polyacrylresins or epoxy resins
Landscapes
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT2975172A IT967927B (it) | 1972-09-27 | 1972-09-27 | Procedimento di fabbricazione di elementi per la registrazione magnetica |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2348661A1 true DE2348661A1 (de) | 1974-04-11 |
Family
ID=11228371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19732348661 Pending DE2348661A1 (de) | 1972-09-27 | 1973-09-27 | Verfahren zur herstellung von zeichentraegern fuer magnetische aufzeichnung |
Country Status (10)
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU1784470A (en) * | 1969-08-01 | 1972-01-27 | Rca Corporation | Magnetic recording members and their preparation |
-
1972
- 1972-09-27 IT IT2975172A patent/IT967927B/it active
- 1972-12-04 AT AT1027372A patent/AT325323B/de not_active IP Right Cessation
-
1973
- 1973-09-27 DE DE19732348661 patent/DE2348661A1/de active Pending
- 1973-09-27 CA CA182,042A patent/CA1002821A/en not_active Expired
- 1973-09-27 GB GB4533473A patent/GB1445876A/en not_active Expired
- 1973-09-27 JP JP10808773A patent/JPS49134307A/ja active Pending
- 1973-09-27 FR FR7334685A patent/FR2209158B1/fr not_active Expired
- 1973-09-27 NL NL7313308A patent/NL7313308A/xx unknown
- 1973-09-27 BE BE136126A patent/BE805410A/xx unknown
-
1975
- 1975-09-27 ES ES419135A patent/ES419135A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR2209158B1 (enrdf_load_stackoverflow) | 1977-09-09 |
| NL7313308A (enrdf_load_stackoverflow) | 1974-03-29 |
| IT967927B (it) | 1974-03-11 |
| ES419135A1 (es) | 1976-06-16 |
| CA1002821A (en) | 1977-01-04 |
| AT325323B (de) | 1975-10-10 |
| GB1445876A (en) | 1976-08-11 |
| JPS49134307A (enrdf_load_stackoverflow) | 1974-12-24 |
| BE805410A (fr) | 1974-01-16 |
| FR2209158A1 (enrdf_load_stackoverflow) | 1974-06-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OHJ | Non-payment of the annual fee |