BE791618A - Support d'enregistrement a couche magnetique et procede pour safabrication - Google Patents
Support d'enregistrement a couche magnetique et procede pour safabricationInfo
- Publication number
- BE791618A BE791618A BE791618DA BE791618A BE 791618 A BE791618 A BE 791618A BE 791618D A BE791618D A BE 791618DA BE 791618 A BE791618 A BE 791618A
- Authority
- BE
- Belgium
- Prior art keywords
- manufacturing
- magnetic layer
- layer recording
- recording support
- support
- 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
- G11B5/702—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
- G11B5/7021—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 a polyurethane or a polyisocyanate
- G11B5/7022—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 a polyurethane or a polyisocyanate containing mixtures of polyurethanes or polyisocyanates with other polymers
-
- 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.]
- Y10T428/31565—Next to polyester [polyethylene terephthalate, 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]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
- Y10T428/31573—Next to addition polymer of ethylenically unsaturated monomer
- Y10T428/31576—Ester monomer type [polyvinylacetate, 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]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
- Y10T428/31609—Particulate metal or metal compound-containing
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2157685A DE2157685C3 (de) | 1971-11-20 | 1971-11-20 | Schichtmagnetogrammträger und Verfahren zur Herstellung derselben |
Publications (1)
Publication Number | Publication Date |
---|---|
BE791618A true BE791618A (fr) | 1973-05-21 |
Family
ID=5825696
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE791618D BE791618A (fr) | 1971-11-20 | Support d'enregistrement a couche magnetique et procede pour safabrication |
Country Status (9)
Country | Link |
---|---|
US (1) | US3922439A (fr) |
JP (1) | JPS4860904A (fr) |
BE (1) | BE791618A (fr) |
CA (1) | CA962139A (fr) |
DE (1) | DE2157685C3 (fr) |
FR (1) | FR2160599B1 (fr) |
GB (1) | GB1403204A (fr) |
IT (1) | IT973619B (fr) |
NL (1) | NL181691C (fr) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5067603A (fr) * | 1973-10-17 | 1975-06-06 | ||
JPS5067604A (fr) * | 1973-10-17 | 1975-06-06 | ||
JPS5126006A (fr) * | 1974-08-28 | 1976-03-03 | Fuji Photo Film Co Ltd | |
DE2442762C2 (de) * | 1974-09-06 | 1983-02-24 | Basf Ag, 6700 Ludwigshafen | Schichtmagnetogrammträger mit Polyurethanelastomer-Bindemitteln in der Magnetschicht |
JPS6034167B2 (ja) * | 1978-09-11 | 1985-08-07 | 富士写真フイルム株式会社 | 磁気記録媒体 |
JPS56137522A (en) * | 1980-03-26 | 1981-10-27 | Fuji Photo Film Co Ltd | Magnetic recording material |
DE3127884A1 (de) * | 1981-07-15 | 1983-02-03 | Agfa-Gevaert Ag, 5090 Leverkusen | Magnetisches speichermedium |
JPS58114330A (ja) * | 1981-12-28 | 1983-07-07 | Denki Kagaku Kogyo Kk | 磁気記録媒体用磁性塗料 |
DE3341698A1 (de) * | 1983-11-18 | 1985-05-30 | Basf Ag, 6700 Ludwigshafen | Magnetische aufzeichnungstraeger |
DE3341699A1 (de) * | 1983-11-18 | 1985-05-30 | Basf Ag, 6700 Ludwigshafen | Magnetische aufzeichnungstraeger |
JP2510904B2 (ja) * | 1991-06-21 | 1996-06-26 | コニカ株式会社 | 磁気記録媒体 |
US7124466B2 (en) * | 2002-02-05 | 2006-10-24 | Seagate Technology Llc | Particle capture system |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL299258A (fr) * | 1962-10-15 | 1900-01-01 | ||
US3574684A (en) * | 1965-05-26 | 1971-04-13 | Memorex Corp | Polyurethane magnetic coating composition |
GB1080614A (en) * | 1966-04-21 | 1967-08-23 | Agfa Gevaert Nv | Magnetic recording material |
FR1580714A (fr) * | 1967-09-18 | 1969-09-05 | ||
FR1592812A (fr) * | 1968-01-17 | 1970-05-19 | ||
US3499789A (en) * | 1968-01-19 | 1970-03-10 | Eastman Kodak Co | Magnetic recording element |
US3586630A (en) * | 1969-05-08 | 1971-06-22 | Du Pont | Stabilization of chromium dioxide by organophosphorus compounds |
US3649541A (en) * | 1969-07-10 | 1972-03-14 | Du Pont | Magnetic recording elements containing stabilized chromium dioxide a polyurethane binder and an isocyanate hardening agent |
US3650828A (en) * | 1969-09-04 | 1972-03-21 | Karex Inc | Magnetic coating formulation for recording tape |
US3634252A (en) * | 1970-06-22 | 1972-01-11 | Du Pont | Chromium dioxide recording compositions stabilized with long-chain ammonium salts |
-
0
- BE BE791618D patent/BE791618A/fr not_active IP Right Cessation
-
1971
- 1971-11-20 DE DE2157685A patent/DE2157685C3/de not_active Expired
-
1972
- 1972-11-15 CA CA156,755A patent/CA962139A/en not_active Expired
- 1972-11-15 US US306674A patent/US3922439A/en not_active Expired - Lifetime
- 1972-11-15 NL NLAANVRAGE7215469,A patent/NL181691C/xx not_active IP Right Cessation
- 1972-11-17 FR FR7240895A patent/FR2160599B1/fr not_active Expired
- 1972-11-17 GB GB5313772A patent/GB1403204A/en not_active Expired
- 1972-11-17 IT IT54118/72A patent/IT973619B/it active
- 1972-11-20 JP JP47115741A patent/JPS4860904A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
NL7215469A (fr) | 1973-05-22 |
JPS4860904A (fr) | 1973-08-27 |
NL181691C (nl) | 1987-10-01 |
DE2157685A1 (de) | 1973-05-24 |
IT973619B (it) | 1974-06-10 |
DE2157685B2 (de) | 1980-06-12 |
NL181691B (nl) | 1987-05-04 |
DE2157685C3 (de) | 1983-11-24 |
GB1403204A (en) | 1975-08-28 |
CA962139A (en) | 1975-02-04 |
US3922439A (en) | 1975-11-25 |
FR2160599A1 (fr) | 1973-06-29 |
FR2160599B1 (fr) | 1976-06-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: BADISCHE ANILIN- & SODAFABRIK A.G. Effective date: 19871130 |