DE3420595C2 - Aufzeichnungsträger für Informationen hoher Dichte, hergestellt aus leitfähigen, Vinylchloridharze enthaltenden, von Dispergiermitteln freien Harzmassen - Google Patents

Aufzeichnungsträger für Informationen hoher Dichte, hergestellt aus leitfähigen, Vinylchloridharze enthaltenden, von Dispergiermitteln freien Harzmassen

Info

Publication number: DE3420595C2
Authority: DE; Germany
Prior art keywords: vinyl chloride; recording medium; chloride resin; water; medium according
Prior art date: 1983-06-01
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

Application number

DE19843420595

Other languages

German (de)

English (en)

Other versions

DE3420595A1 (de

Inventor

Noriki Shinnanyo Yamaguchi Fujii

Toshikazu Sagamihara Kanagawa Goshima

Toshiaki Hamaguchi

Akio Hata

Akio Yokohama Kuroda

Mutsuaki Nakamura

Kazuhira Yokohama Namikawa

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Victor Company of Japan Ltd

Original Assignee

Victor Company of Japan Ltd

Priority date (The priority date 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 date listed.)

1983-06-01

Filing date

1984-06-01

Publication date

1986-05-15

1983-06-01 Priority claimed from JP9577983A external-priority patent/JPS59223962A/ja

1983-07-07 Priority claimed from JP12238483A external-priority patent/JPS6015845A/ja

1984-06-01 Application filed by Victor Company of Japan Ltd filed Critical Victor Company of Japan Ltd

1984-12-06 Publication of DE3420595A1 publication Critical patent/DE3420595A1/de

1986-05-15 Application granted granted Critical

1986-05-15 Publication of DE3420595C2 publication Critical patent/DE3420595C2/de

Status Expired legal-status Critical Current

Links

BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 title claims abstract description 83
239000011347 resin Substances 0.000 title claims abstract description 71
229920005989 resin Polymers 0.000 title claims abstract description 71
239000002270 dispersing agent Substances 0.000 title claims abstract description 40
239000011342 resin composition Substances 0.000 title claims description 11
239000000178 monomer Substances 0.000 claims abstract description 44
239000002002 slurry Substances 0.000 claims abstract description 18
238000010557 suspension polymerization reaction Methods 0.000 claims abstract description 17
239000000203 mixture Substances 0.000 claims abstract description 14
239000007864 aqueous solution Substances 0.000 claims abstract description 5
239000000843 powder Substances 0.000 claims abstract description 5
238000004519 manufacturing process Methods 0.000 claims description 30
238000006116 polymerization reaction Methods 0.000 claims description 24
229920001495 poly(sodium acrylate) polymer Polymers 0.000 claims description 23
238000005406 washing Methods 0.000 claims description 18
229920002689 polyvinyl acetate Polymers 0.000 claims description 15
229920001577 copolymer Polymers 0.000 claims description 12
229920001519 homopolymer Polymers 0.000 claims description 12
229920000642 polymer Polymers 0.000 claims description 12
229920002678 cellulose Polymers 0.000 claims description 10
239000001913 cellulose Substances 0.000 claims description 10
NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical group [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 claims description 9
VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 8
239000000463 material Substances 0.000 claims description 7
238000002360 preparation method Methods 0.000 claims description 7
239000005977 Ethylene Substances 0.000 claims description 6
XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 claims description 4
-1 ethylene, propylene Chemical group 0.000 claims description 4
NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 2
238000007127 saponification reaction Methods 0.000 claims description 2
229920003169 water-soluble polymer Polymers 0.000 claims 2
239000004711 α-olefin Substances 0.000 claims 1
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 36
239000003795 chemical substances by application Substances 0.000 abstract 1
238000002474 experimental method Methods 0.000 description 16
238000000034 method Methods 0.000 description 16
238000000465 moulding Methods 0.000 description 13
230000000052 comparative effect Effects 0.000 description 12
238000000748 compression moulding Methods 0.000 description 11
239000002245 particle Substances 0.000 description 11
150000002500 ions Chemical class 0.000 description 8
238000011109 contamination Methods 0.000 description 7
239000003505 polymerization initiator Substances 0.000 description 7
YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 6
239000011118 polyvinyl acetate Substances 0.000 description 6
238000004898 kneading Methods 0.000 description 5
229910052751 metal Inorganic materials 0.000 description 5
239000002184 metal Substances 0.000 description 5
239000003381 stabilizer Substances 0.000 description 5
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
238000009826 distribution Methods 0.000 description 4
229920001038 ethylene copolymer Polymers 0.000 description 4
238000001914 filtration Methods 0.000 description 4
229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 4
239000000314 lubricant Substances 0.000 description 4
239000000725 suspension Substances 0.000 description 4
238000012360 testing method Methods 0.000 description 4
239000000654 additive Substances 0.000 description 3
230000015572 biosynthetic process Effects 0.000 description 3
239000006229 carbon black Substances 0.000 description 3
230000006835 compression Effects 0.000 description 3
238000007906 compression Methods 0.000 description 3
230000007547 defect Effects 0.000 description 3
230000006866 deterioration Effects 0.000 description 3
238000001035 drying Methods 0.000 description 3
239000000428 dust Substances 0.000 description 3
239000010419 fine particle Substances 0.000 description 3
239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 3
235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 3
UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 3
238000002156 mixing Methods 0.000 description 3
239000008188 pellet Substances 0.000 description 3
239000000047 product Substances 0.000 description 3
239000002994 raw material Substances 0.000 description 3
239000007858 starting material Substances 0.000 description 3
238000003756 stirring Methods 0.000 description 3
239000000126 substance Substances 0.000 description 3
KWKAKUADMBZCLK-UHFFFAOYSA-N 1-octene Chemical compound CCCCCCC=C KWKAKUADMBZCLK-UHFFFAOYSA-N 0.000 description 2
IMROMDMJAWUWLK-UHFFFAOYSA-N Ethenol Chemical compound OC=C IMROMDMJAWUWLK-UHFFFAOYSA-N 0.000 description 2
BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
235000006732 Torreya nucifera Nutrition 0.000 description 2
244000111306 Torreya nucifera Species 0.000 description 2
239000000969 carrier Substances 0.000 description 2
238000006243 chemical reaction Methods 0.000 description 2
229910003460 diamond Inorganic materials 0.000 description 2
239000010432 diamond Substances 0.000 description 2
229910001873 dinitrogen Inorganic materials 0.000 description 2
230000000694 effects Effects 0.000 description 2
150000002148 esters Chemical class 0.000 description 2
239000007788 liquid Substances 0.000 description 2
238000005259 measurement Methods 0.000 description 2
239000002351 wastewater Substances 0.000 description 2
GOXQRTZXKQZDDN-UHFFFAOYSA-N 2-Ethylhexyl acrylate Chemical compound CCCCC(CC)COC(=O)C=C GOXQRTZXKQZDDN-UHFFFAOYSA-N 0.000 description 1
JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
239000001856 Ethyl cellulose Substances 0.000 description 1
ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 1
229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
239000002202 Polyethylene glycol Substances 0.000 description 1
206010039509 Scab Diseases 0.000 description 1
238000013019 agitation Methods 0.000 description 1
CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
229910052799 carbon Inorganic materials 0.000 description 1
239000007795 chemical reaction product Substances 0.000 description 1
239000013065 commercial product Substances 0.000 description 1
239000000356 contaminant Substances 0.000 description 1
238000001816 cooling Methods 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000000354 decomposition reaction Methods 0.000 description 1
238000011161 development Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
AYOHIQLKSOJJQH-UHFFFAOYSA-N dibutyltin Chemical compound CCCC[Sn]CCCC AYOHIQLKSOJJQH-UHFFFAOYSA-N 0.000 description 1
235000014113 dietary fatty acids Nutrition 0.000 description 1
239000004205 dimethyl polysiloxane Substances 0.000 description 1
235000013870 dimethyl polysiloxane Nutrition 0.000 description 1
238000004090 dissolution Methods 0.000 description 1
238000005323 electroforming Methods 0.000 description 1
229920001249 ethyl cellulose Polymers 0.000 description 1
235000019325 ethyl cellulose Nutrition 0.000 description 1
239000000194 fatty acid Substances 0.000 description 1
229930195729 fatty acid Natural products 0.000 description 1
239000012467 final product Substances 0.000 description 1
239000013505 freshwater Substances 0.000 description 1
238000001879 gelation Methods 0.000 description 1
239000012760 heat stabilizer Substances 0.000 description 1
230000007062 hydrolysis Effects 0.000 description 1
238000006460 hydrolysis reaction Methods 0.000 description 1
239000001863 hydroxypropyl cellulose Substances 0.000 description 1
235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
239000012535 impurity Substances 0.000 description 1
238000010348 incorporation Methods 0.000 description 1
238000007373 indentation Methods 0.000 description 1
238000009776 industrial production Methods 0.000 description 1
239000004615 ingredient Substances 0.000 description 1
238000005342 ion exchange Methods 0.000 description 1
JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-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
239000000155 melt Substances 0.000 description 1
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 1
TVMXDCGIABBOFY-UHFFFAOYSA-N n-Octanol Natural products CCCCCCCC TVMXDCGIABBOFY-UHFFFAOYSA-N 0.000 description 1
229910052759 nickel Inorganic materials 0.000 description 1
229910052757 nitrogen Inorganic materials 0.000 description 1
238000005453 pelletization Methods 0.000 description 1
PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
229920000435 poly(dimethylsiloxane) Polymers 0.000 description 1
229920000058 polyacrylate Polymers 0.000 description 1
229920001223 polyethylene glycol Polymers 0.000 description 1
239000004800 polyvinyl chloride Substances 0.000 description 1
229920000915 polyvinyl chloride Polymers 0.000 description 1
HNJBEVLQSNELDL-UHFFFAOYSA-N pyrrolidin-2-one Chemical compound O=C1CCCN1 HNJBEVLQSNELDL-UHFFFAOYSA-N 0.000 description 1
238000009877 rendering Methods 0.000 description 1
230000000717 retained effect Effects 0.000 description 1
238000007493 shaping process Methods 0.000 description 1
239000000344 soap Substances 0.000 description 1
229910001415 sodium ion Inorganic materials 0.000 description 1
125000001424 substituent group Chemical group 0.000 description 1
239000006228 supernatant Substances 0.000 description 1
239000004094 surface-active agent Substances 0.000 description 1
229920001169 thermoplastic Polymers 0.000 description 1
229920005992 thermoplastic resin Polymers 0.000 description 1
239000004416 thermosoftening plastic Substances 0.000 description 1
229920002554 vinyl polymer Polymers 0.000 description 1
229940088594 vitamin Drugs 0.000 description 1
229930003231 vitamin Natural products 0.000 description 1

Classifications

- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B9/00—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor
- G11B9/06—Recording or reproducing using a method not covered by one of the main groups G11B3/00 - G11B7/00; Record carriers therefor using record carriers having variable electrical capacitance; Record carriers therefor
- G11B9/061—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers
- G11B9/063—Record carriers characterised by their structure or form or by the selection of the material; Apparatus or processes specially adapted for the manufacture of record carriers characterised by the selection of the material
- G11B9/068—Moulding resin compositions
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F6/00—Post-polymerisation treatments
- C08F6/24—Treatment of polymer suspensions

Landscapes

Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)
Polymerisation Methods In General (AREA)
Compositions Of Macromolecular Compounds (AREA)
Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)

DE19843420595 1983-06-01 1984-06-01 Aufzeichnungsträger für Informationen hoher Dichte, hergestellt aus leitfähigen, Vinylchloridharze enthaltenden, von Dispergiermitteln freien Harzmassen Expired DE3420595C2 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP9577983A JPS59223962A (ja)	1983-06-01	1983-06-01	高密度情報信号記録媒体
JP12238483A JPS6015845A (ja)	1983-07-07	1983-07-07	高密度情報信号記録媒体

Publications (2)

Publication Number	Publication Date
DE3420595A1 DE3420595A1 (de)	1984-12-06
DE3420595C2 true DE3420595C2 (de)	1986-05-15

Family

ID=26436962

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE19843420595 Expired DE3420595C2 (de)	1983-06-01	1984-06-01	Aufzeichnungsträger für Informationen hoher Dichte, hergestellt aus leitfähigen, Vinylchloridharze enthaltenden, von Dispergiermitteln freien Harzmassen

Country Status (3)

Country	Link
DE (1)	DE3420595C2 (fr)
FR (1)	FR2546893B1 (fr)
GB (1)	GB2141132B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS60115036A (ja) *	1983-11-26	1985-06-21	Victor Co Of Japan Ltd	静電容量型記録媒体

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3642475A (en) *	1967-10-02	1972-02-15	Agfa Gevaert Nv	Method of recording and reproducing information
FR2480764B1 (fr) *	1980-04-18	1985-10-04	Rhone Poulenc Spec Chim	Latex de polymeres magnetiques et procede de preparation

1984
- 1984-05-30 GB GB08413764A patent/GB2141132B/en not_active Expired
- 1984-05-30 FR FR8408593A patent/FR2546893B1/fr not_active Expired
- 1984-06-01 DE DE19843420595 patent/DE3420595C2/de not_active Expired

Also Published As

Publication number	Publication date
GB2141132A (en)	1984-12-12
FR2546893B1 (fr)	1987-02-27
FR2546893A1 (fr)	1984-12-07
GB2141132B (en)	1987-02-18
DE3420595A1 (de)	1984-12-06
GB8413764D0 (en)	1984-07-04

Legal Events

Date	Code	Title
1984-12-06	OP8	Request for examination as to paragraph 44 patent law
1986-05-15	D2	Grant after examination
1986-11-13	8364	No opposition during term of opposition
1994-06-09	8339	Ceased/non-payment of the annual fee

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DE1486804A1 (de)	1973-01-04	Formbestaendiges filtermaterial und verfahren zu dessen herstellung
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DE2616704B2 (de)	1978-04-20	Verfahren zum Herstellen von Formkörpern aus Polytetrafluorethylen
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DE69009577T2 (de)	1994-11-03	Methode zur Herstellung eines Filterelementes für Staubsammler.
DE3119076A1 (de)	1982-03-04	"aufzeichnungstraeger, vorzugsweise in form einer kunststoff-platte, und pressmischung zu seiner herstellung"
DE3420595C2 (de)	1986-05-15	Aufzeichnungsträger für Informationen hoher Dichte, hergestellt aus leitfähigen, Vinylchloridharze enthaltenden, von Dispergiermitteln freien Harzmassen
DE2810367C2 (de)	1984-12-20	Informationsspeicherplatte
DE2236456A1 (de)	1973-02-08	Verfahren zum herstellen eines gemischten polymerisats
DE2831266A1 (de)	1979-02-08	Spritzgussmasse
DE3419283C2 (fr)	1988-04-21
DE3415030C2 (de)	1986-04-24	Aufzeichnungsträger hoher Informationsdichte aus leitfähigen Harzmassen, die ein besonders behandeltes Harz auf Vinylchloridbasis enthalten
DE2427464A1 (de)	1975-02-13	Formmasse fuer informationstraeger
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DE3425911A1 (de)	1985-01-24	Vinylchlorid-harzmasse
DE3346639A1 (de)	1984-10-04	Leitende pressmischung und aufzeichnungstraeger
DE2161858C3 (de)	1981-02-12	Verfahren zur Herstellung von ggf. mit Füllstoffen versehenen rieselfähigen Polytetrafluoräthylen-Formpulvern
DE3143870A1 (de)	1983-05-11	Verfahren zur herstellung von nadelfoermigen, ferrimagnetischen eisenoxiden
DE3018233A1 (de)	1980-12-04	Verfahren zum herstellen einer leitenden pressmischung
EP0486820B1 (fr)	1995-09-20	Support d'enregistrement magnétique
DE2933434A1 (de)	1980-03-06	Tonkopfgehaeuse fuer tonarme von plattenspielern
EP0144901B1 (fr)	1990-02-28	Disque d'information du type à capacité électrostatique de grande densité
DE2035227C3 (de)	1977-02-10	Verfahren zur Herstellung von frei-fließendem Pulver von Tetrafluoräthylenhomo- oder -mischpolymerisaten