BE866051A - Fluide d'enregistrement magnetique contenant comme dispersant un derive de n-acylsarcosine - Google Patents
Fluide d'enregistrement magnetique contenant comme dispersant un derive de n-acylsarcosineInfo
- Publication number
- BE866051A BE866051A BE186847A BE186847A BE866051A BE 866051 A BE866051 A BE 866051A BE 186847 A BE186847 A BE 186847A BE 186847 A BE186847 A BE 186847A BE 866051 A BE866051 A BE 866051A
- Authority
- BE
- Belgium
- Prior art keywords
- acylsarcosine
- derivative
- magnetic recording
- fluid containing
- recording fluid
- Prior art date
Links
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]
- Y10T428/31678—Of metal
-
- 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]
- Y10T428/31725—Of polyamide
- Y10T428/31765—Inorganic-containing or next to inorganic-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]
- Y10T428/31786—Of polyester [e.g., alkyd, etc.]
-
- 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
-
- 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]
- Y10T428/31942—Of aldehyde or ketone condensation product
-
- 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]
- Y10T428/31971—Of carbohydrate
- Y10T428/31993—Of paper
-
- 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]
- Y10T428/31971—Of carbohydrate
- Y10T428/31993—Of paper
- Y10T428/31996—Next to layer of metal salt [e.g., plasterboard, etc.]
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL7704183A NL7704183A (nl) | 1977-04-18 | 1977-04-18 | Magnetisch registreermedium waarin als disper- geermiddel een n-acylsarcosine derivaat wordt toegepast. |
Publications (1)
Publication Number | Publication Date |
---|---|
BE866051A true BE866051A (fr) | 1978-10-17 |
Family
ID=19828374
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE186847A BE866051A (fr) | 1977-04-18 | 1978-04-17 | Fluide d'enregistrement magnetique contenant comme dispersant un derive de n-acylsarcosine |
Country Status (7)
Country | Link |
---|---|
US (1) | US4153754A (fr) |
JP (1) | JPS5923007B2 (fr) |
BE (1) | BE866051A (fr) |
DE (1) | DE2815027C2 (fr) |
FR (1) | FR2388362A1 (fr) |
GB (1) | GB1572590A (fr) |
NL (1) | NL7704183A (fr) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS585457B2 (ja) * | 1978-11-30 | 1983-01-31 | ティーディーケイ株式会社 | 磁気記録媒体 |
JPS55117739A (en) * | 1979-03-03 | 1980-09-10 | Hitachi Maxell Ltd | Magnetic recording medium |
JPS5898833A (ja) | 1981-12-07 | 1983-06-11 | Fuji Photo Film Co Ltd | 磁気記録体 |
JPS5982633A (ja) * | 1982-11-02 | 1984-05-12 | Sumitomo Chem Co Ltd | 親油性表面を有する磁気記録用研磨剤 |
US4584243A (en) * | 1982-11-01 | 1986-04-22 | Sumitomo Chemical Company, Limited | Abrasive, production thereof and use thereof in magnetic recording medium |
GB8402801D0 (en) * | 1984-02-02 | 1984-03-07 | Ici Plc | Dispersion |
JPS6153368A (ja) * | 1984-08-22 | 1986-03-17 | Nippon Zeon Co Ltd | 磁性塗料 |
EP0208041B1 (fr) * | 1985-01-22 | 1991-05-15 | Imperial Chemical Industries Plc | Composition contenant un dispersant |
CA1288881C (fr) | 1985-10-04 | 1991-09-10 | Ismael Colon | Produits phosphoryles de reaction, et compositions qui les referment |
JPS6289220A (ja) * | 1985-10-15 | 1987-04-23 | Hitachi Maxell Ltd | 磁気記録媒体 |
CA1278399C (fr) * | 1985-10-15 | 1990-12-27 | Charles Neale Merriam | Resines de chlorure de vinyle, et compositions qui les renferment |
EP0244024A1 (fr) * | 1986-04-29 | 1987-11-04 | PD Magnetics B.V. | Elément d'enregistrement magnétique |
WO1990014672A1 (fr) * | 1989-05-26 | 1990-11-29 | Wyman John E | Fluides superparamagnetiques et procedes de production de fluides superparamagnetiques |
US5064550A (en) * | 1989-05-26 | 1991-11-12 | Consolidated Chemical Consulting Co. | Superparamagnetic fluids and methods of making superparamagnetic fluids |
US5114798A (en) * | 1991-06-19 | 1992-05-19 | Aluminum Company Of America | Memory disc lubricated by N-acyl sarcosine derivative |
US5916355A (en) * | 1998-08-11 | 1999-06-29 | Sony Corporation | Corrosion inhibitor for magnetic media |
CA2434032A1 (fr) * | 2001-01-09 | 2002-07-18 | Wastewater Biological Solutions Corp. | Appareil et procede de traitement biologique des contaminants de l'environnement et des dechets |
TWI310570B (en) * | 2004-07-30 | 2009-06-01 | Jfe Mineral Co Ltd | Ultrafine metal powder slurry |
DE102005049136A1 (de) * | 2004-12-01 | 2006-06-08 | Degussa Ag | Zubereitung, enthaltend ein polymerisierbares Monomer und/oder ein Polymer und darin dispergiert ein superparamagnetisches Pulver |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1929171C3 (de) * | 1969-06-09 | 1979-06-07 | Basf Ag, 6700 Ludwigshafen | Schichtmagnetogrammträger |
US3647539A (en) * | 1970-02-09 | 1972-03-07 | Ampex | Magnetic recording tape and method for preparing the same |
US3804810A (en) * | 1970-12-30 | 1974-04-16 | Du Pont | Cross-linked polyurethanes based on aromatic/aliphatic copolyesters |
JPS5133758A (fr) * | 1974-09-17 | 1976-03-23 | Fuji Photo Film Co Ltd | |
JPS585454B2 (ja) * | 1975-05-06 | 1983-01-31 | 株式会社東芝 | ジキキロクバイタイ |
US4020236A (en) * | 1975-07-22 | 1977-04-26 | Fuji Photo Film Co., Ltd. | Process for producing a magnetic material and magnetic recording medium containing the same |
-
1977
- 1977-04-18 NL NL7704183A patent/NL7704183A/xx not_active Application Discontinuation
-
1978
- 1978-04-07 DE DE2815027A patent/DE2815027C2/de not_active Expired
- 1978-04-10 US US05/894,750 patent/US4153754A/en not_active Expired - Lifetime
- 1978-04-14 GB GB14735/78A patent/GB1572590A/en not_active Expired
- 1978-04-15 JP JP53044719A patent/JPS5923007B2/ja not_active Expired
- 1978-04-17 BE BE186847A patent/BE866051A/fr not_active IP Right Cessation
- 1978-04-18 FR FR7811317A patent/FR2388362A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS53129606A (en) | 1978-11-11 |
JPS5923007B2 (ja) | 1984-05-30 |
DE2815027A1 (de) | 1978-10-26 |
FR2388362B1 (fr) | 1985-02-15 |
NL7704183A (nl) | 1978-10-20 |
FR2388362A1 (fr) | 1978-11-17 |
GB1572590A (en) | 1980-07-30 |
DE2815027C2 (de) | 1985-08-01 |
US4153754A (en) | 1979-05-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19910430 |