JPS5744223A - Magnetic recording medium - Google Patents
Magnetic recording mediumInfo
- Publication number
- JPS5744223A JPS5744223A JP11781280A JP11781280A JPS5744223A JP S5744223 A JPS5744223 A JP S5744223A JP 11781280 A JP11781280 A JP 11781280A JP 11781280 A JP11781280 A JP 11781280A JP S5744223 A JPS5744223 A JP S5744223A
- Authority
- JP
- Japan
- Prior art keywords
- phosphate
- reaction
- recording medium
- magnetic
- coating material
- 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
- 229910019142 PO4 Inorganic materials 0.000 abstract 4
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 abstract 4
- 239000010452 phosphate Substances 0.000 abstract 4
- -1 acrylic compound Chemical class 0.000 abstract 3
- 238000006243 chemical reaction Methods 0.000 abstract 3
- 239000011248 coating agent Substances 0.000 abstract 3
- 238000000576 coating method Methods 0.000 abstract 3
- 239000000463 material Substances 0.000 abstract 3
- 239000011230 binding agent Substances 0.000 abstract 2
- 239000007795 chemical reaction product Substances 0.000 abstract 2
- 238000004132 cross linking Methods 0.000 abstract 2
- 239000006247 magnetic powder Substances 0.000 abstract 2
- 239000000047 product Substances 0.000 abstract 2
- 229920002433 Vinyl chloride-vinyl acetate copolymer Polymers 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 239000002270 dispersing agent Substances 0.000 abstract 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 abstract 1
- 229920001228 polyisocyanate Polymers 0.000 abstract 1
- 239000005056 polyisocyanate Substances 0.000 abstract 1
- 238000006116 polymerization reaction Methods 0.000 abstract 1
- 229920005862 polyol Polymers 0.000 abstract 1
- 150000003077 polyols Chemical class 0.000 abstract 1
- 239000011347 resin Substances 0.000 abstract 1
- 229920005989 resin Polymers 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 239000000758 substrate Substances 0.000 abstract 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
- G11B5/7013—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 dispersing agent
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/90—Magnetic feature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
- Y10T428/31609—Particulate metal or metal compound-containing
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/31504—Composite [nonstructural laminate]
- Y10T428/31855—Of addition polymer from unsaturated monomers
- Y10T428/31935—Ester, halide or nitrile of addition polymer
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11781280A JPS5744223A (en) | 1980-08-28 | 1980-08-28 | Magnetic recording medium |
GB8210982A GB2097415B (en) | 1980-08-28 | 1981-08-28 | Magnetic recording medium |
DE19813152313 DE3152313C2 (de) | 1980-08-28 | 1981-08-28 | Magnetischer Aufzeichnungsträger und Verfahren zu dessen Herstellung |
PCT/JP1981/000204 WO1982000914A1 (en) | 1980-08-28 | 1981-08-28 | Magnetic recording medium |
NL8120319A NL188429C (nl) | 1980-08-28 | 1981-08-28 | Magnetisch registratiemedium en werkwijze ter vervaardiging daarvan. |
US06/375,261 US4526837A (en) | 1980-08-28 | 1981-08-28 | Magnetic recording medium |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP11781280A JPS5744223A (en) | 1980-08-28 | 1980-08-28 | Magnetic recording medium |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5744223A true JPS5744223A (en) | 1982-03-12 |
JPS6357857B2 JPS6357857B2 (ja) | 1988-11-14 |
Family
ID=14720867
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11781280A Granted JPS5744223A (en) | 1980-08-28 | 1980-08-28 | Magnetic recording medium |
Country Status (6)
Country | Link |
---|---|
US (1) | US4526837A (ja) |
JP (1) | JPS5744223A (ja) |
DE (1) | DE3152313C2 (ja) |
GB (1) | GB2097415B (ja) |
NL (1) | NL188429C (ja) |
WO (1) | WO1982000914A1 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60163232A (ja) * | 1984-02-01 | 1985-08-26 | Tdk Corp | 磁気記録媒体 |
JPS6266418A (ja) * | 1985-09-19 | 1987-03-25 | Tdk Corp | 磁気記録媒体 |
JP2016181316A (ja) * | 2015-03-25 | 2016-10-13 | 富士フイルム株式会社 | 磁気記録媒体用組成物、磁気記録媒体の製造方法および磁気記録媒体 |
Families Citing this family (27)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5223553A (en) * | 1983-03-09 | 1993-06-29 | Metallized Products, Inc. | Antistatic resin composition |
JPS59180830A (ja) * | 1983-03-31 | 1984-10-15 | Kao Corp | 磁気記録媒体 |
DE3502852C2 (de) * | 1984-02-01 | 1999-06-24 | Tdk Corp | Magnetisches Aufzeichnungsmaterial |
CA1287322C (en) * | 1984-03-12 | 1991-08-06 | Metallized Products, Inc. | Coating and irradiating reaction product of prepolymer and antistatic quaternary ammonium salt |
US5171784A (en) * | 1984-08-02 | 1992-12-15 | Union Carbide Chemicals & Plastics Technology Corporation | Phosphorylated reaction products and compositions incorporating such products |
US4842942A (en) * | 1984-08-15 | 1989-06-27 | Toyo Boseki Kabushiki Kaisha | Magnetic recording medium |
DE3602257C2 (de) * | 1985-01-28 | 1995-06-14 | Hitachi Maxell | Magnetisches Aufzeichnungsmedium |
JPS61194091A (ja) * | 1985-02-21 | 1986-08-28 | Dainichi Seika Kogyo Kk | リン酸エステル系顔料分散剤 |
JPS61240430A (ja) * | 1985-04-18 | 1986-10-25 | Tdk Corp | 磁気記録媒体 |
JPH0744099B2 (ja) * | 1985-04-19 | 1995-05-15 | 鐘淵化学工業株式会社 | 軟質磁性材料組成物 |
US4707410A (en) * | 1985-09-11 | 1987-11-17 | Nippon Zeon Co., Ltd. | Magnetic recording media |
CA1288881C (en) * | 1985-10-04 | 1991-09-10 | Ismael Colon | Phosphorylated reaction products and compositions incorporating such products |
DE3537258A1 (de) * | 1985-10-19 | 1987-04-23 | Agfa Gevaert Ag | Magnetischer aufzeichnungstraeger mit strahlenhaertbaren dispergatoren |
US4663184A (en) * | 1985-10-22 | 1987-05-05 | Minnesota Mining And Manufacturing Company | Radiation curable phosphorate ester compounds |
US4652498A (en) * | 1985-10-22 | 1987-03-24 | Minnesota Mining And Manufacturing Company | Environmentally protected optical recording media |
US4748084A (en) * | 1985-11-11 | 1988-05-31 | Nippon Zeon Co., Ltd. | Magnetic recording medium |
JPH0682464B2 (ja) * | 1985-12-07 | 1994-10-19 | 富士写真フイルム株式会社 | 磁性塗料の製造方法 |
EP0239117A3 (en) * | 1986-03-27 | 1989-10-25 | Occidental Electrochemicals Corporation | Magnetic recording media dispersants |
US4800229A (en) * | 1986-03-27 | 1989-01-24 | Diamond Shamrock Chemical Company | Phosphated acrylates of alkoxylated alcohols |
US4770952A (en) * | 1986-03-27 | 1988-09-13 | Diamond Shamrock Chemicals Company | Magnetic recording media dispersants |
US4889895A (en) * | 1986-05-28 | 1989-12-26 | Minnesota Mining And Manufacturing Company | Electron beam curable copolymer useful in recording media |
US4783370A (en) * | 1986-05-28 | 1988-11-08 | Minnesota Mining And Manufacturing Company | Recording media containing alkyl acrylate copolymers |
US4732812A (en) * | 1986-06-23 | 1988-03-22 | Minnesota Mining And Manufacturing Company | Magnetic recording medium |
JPS63239904A (ja) * | 1987-03-27 | 1988-10-05 | Nippon Seiko Kk | 光硬化型磁性流体 |
US5143637A (en) * | 1990-02-20 | 1992-09-01 | Nippon Seiko Kabushiki Kaisha | Magnetic fluid composition |
US5178916A (en) * | 1991-06-21 | 1993-01-12 | At&T Bell Laboratories | Process for making corrosion-resistant articles |
CN1977034B (zh) * | 2005-04-28 | 2010-09-08 | 索尼株式会社 | 润滑剂组合物及用所述润滑剂组合物涂覆的制品、用于使光盘基底成型的压模、用于使光盘基底成型的成型设备、用于使光盘基底成型的方法、及润滑膜的形成方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5315803A (en) * | 1976-07-28 | 1978-02-14 | Fuji Photo Film Co Ltd | Magnetic recording material |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL85823C (nl) * | 1953-09-29 | 1957-08-15 | N.V. Philips Gloeilampenfabrieken | Werkwijze voor het verdelen van een anorganisch poeder in een organische vloeistof, en magnetische geluidsdrager vervaardigd onder toepassing van deze werkwijze |
DE1519544A1 (de) * | 1964-07-23 | 1970-04-30 | Bayer Ag | Leicht dispergierbare pulverige Substanzen |
JPS4712423B1 (ja) * | 1967-06-28 | 1972-04-17 | ||
DE2100037C3 (de) * | 1971-01-02 | 1980-06-19 | Hartmann, Job-Werner, Dr., 6700 Ludwigshafen | Verfahren zur Herstellung von magnetischen Aufzeichnungsträgern |
US4068040A (en) * | 1971-08-21 | 1978-01-10 | Fuji Photo Film Co., Ltd. | Magnetic recording members |
JPS4830403A (ja) * | 1971-08-21 | 1973-04-21 | ||
JPS5077433A (ja) * | 1973-11-13 | 1975-06-24 | ||
JPS573137B2 (ja) * | 1974-03-13 | 1982-01-20 | ||
NL7614182A (nl) * | 1976-12-21 | 1978-06-23 | Philips Nv | Magnetisch registratie-element waarin als dispergeermiddel een zout van een amine en een fosforzure ester wordt toegepast. |
JPS5939814B2 (ja) * | 1978-03-16 | 1984-09-26 | ティーディーケイ株式会社 | 磁気記録媒体の製造方法 |
DE2815712A1 (de) * | 1978-04-12 | 1979-10-25 | Bayer Ag | Eisenoxide zur magnetischen signalaufzeichnung und verfahren zu deren herstellung |
JPS6057126B2 (ja) * | 1979-11-27 | 1985-12-13 | 積水化学工業株式会社 | 磁気記録媒体用結着剤 |
JPS56159838A (en) * | 1980-05-12 | 1981-12-09 | Tokyo Jiki Insatsu Kk | Magnetic recording medium |
-
1980
- 1980-08-28 JP JP11781280A patent/JPS5744223A/ja active Granted
-
1981
- 1981-08-28 DE DE19813152313 patent/DE3152313C2/de not_active Expired
- 1981-08-28 GB GB8210982A patent/GB2097415B/en not_active Expired
- 1981-08-28 US US06/375,261 patent/US4526837A/en not_active Expired - Lifetime
- 1981-08-28 WO PCT/JP1981/000204 patent/WO1982000914A1/ja active Application Filing
- 1981-08-28 NL NL8120319A patent/NL188429C/xx not_active IP Right Cessation
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5315803A (en) * | 1976-07-28 | 1978-02-14 | Fuji Photo Film Co Ltd | Magnetic recording material |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60163232A (ja) * | 1984-02-01 | 1985-08-26 | Tdk Corp | 磁気記録媒体 |
JPS6266418A (ja) * | 1985-09-19 | 1987-03-25 | Tdk Corp | 磁気記録媒体 |
JP2016181316A (ja) * | 2015-03-25 | 2016-10-13 | 富士フイルム株式会社 | 磁気記録媒体用組成物、磁気記録媒体の製造方法および磁気記録媒体 |
US9934809B2 (en) | 2015-03-25 | 2018-04-03 | Fujifilm Corporation | Magnetic recording medium composition and method of manufacturing magnetic recording medium |
Also Published As
Publication number | Publication date |
---|---|
NL8120319A (nl) | 1982-07-01 |
NL188429C (nl) | 1992-06-16 |
DE3152313T1 (ja) | 1982-10-07 |
WO1982000914A1 (en) | 1982-03-18 |
US4526837A (en) | 1985-07-02 |
GB2097415B (en) | 1983-12-14 |
NL188429B (nl) | 1992-01-16 |
DE3152313C2 (de) | 1987-02-05 |
GB2097415A (en) | 1982-11-03 |
JPS6357857B2 (ja) | 1988-11-14 |
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