NL177752C - Laagvormige magnetogramdrager. - Google Patents
Laagvormige magnetogramdrager.Info
- Publication number
- NL177752C NL177752C NLAANVRAGE7510511,A NL7510511A NL177752C NL 177752 C NL177752 C NL 177752C NL 7510511 A NL7510511 A NL 7510511A NL 177752 C NL177752 C NL 177752C
- Authority
- NL
- Netherlands
- Prior art keywords
- layered
- magnetogram carrier
- magnetogram
- carrier
- layered magnetogram
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6607—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
- C08G18/6603—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6607—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203
- C08G18/6611—Compounds of groups C08G18/42, C08G18/48, or C08G18/52 with compounds of group C08G18/32 or polyamines of C08G18/38 with compounds of group C08G18/3203 having at least three hydroxy groups
-
- 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
-
- 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.]
- Y10T428/31591—Next to cellulosic
-
- 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.]
- Y10T428/31605—Next to free 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]
- Y10T428/31551—Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
- Y10T428/31609—Particulate metal or metal compound-containing
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Paints Or Removers (AREA)
- Magnetic Record Carriers (AREA)
- Polyurethanes Or Polyureas (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2442762A DE2442762C2 (de) | 1974-09-06 | 1974-09-06 | Schichtmagnetogrammträger mit Polyurethanelastomer-Bindemitteln in der Magnetschicht |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7510511A NL7510511A (nl) | 1976-03-09 |
NL177752B NL177752B (nl) | 1985-06-17 |
NL177752C true NL177752C (nl) | 1985-11-18 |
Family
ID=5925069
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7510511,A NL177752C (nl) | 1974-09-06 | 1975-09-05 | Laagvormige magnetogramdrager. |
Country Status (8)
Country | Link |
---|---|
US (1) | US4058646A (nl) |
JP (1) | JPS574012B2 (nl) |
BE (1) | BE833075A (nl) |
DE (1) | DE2442762C2 (nl) |
FR (1) | FR2284160A1 (nl) |
GB (1) | GB1511276A (nl) |
IT (1) | IT1044479B (nl) |
NL (1) | NL177752C (nl) |
Families Citing this family (28)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5357815A (en) * | 1976-11-05 | 1978-05-25 | Konishiroku Photo Ind Co Ltd | Silver halide photographic material |
DE2753694C3 (de) * | 1977-12-02 | 1982-05-13 | Basf Ag, 6700 Ludwigshafen | Magnetische Aufzeichnungsträger mit Polyurethanelastomer-Bindemitteln in der Magnetschicht |
JPS5577033A (en) * | 1978-12-04 | 1980-06-10 | Sony Corp | Magnetic recording medium |
DE2920334A1 (de) * | 1979-05-19 | 1980-12-04 | Basf Ag | Magnetische aufzeichnungstraeger |
JPS56105332A (en) * | 1980-01-22 | 1981-08-21 | Tdk Corp | Magnetic recording medium |
US4916021A (en) * | 1981-03-03 | 1990-04-10 | Memorex Telex N.V. | Radiation cured binders internetworked with soft materials |
JPS585325A (ja) * | 1981-07-02 | 1983-01-12 | Mitui Toatsu Chem Inc | 熱可塑性ポリウレタン樹脂の製造法 |
JPS5812131A (ja) * | 1981-07-13 | 1983-01-24 | Sony Corp | 磁気記録媒体 |
DE3127884A1 (de) * | 1981-07-15 | 1983-02-03 | Agfa-Gevaert Ag, 5090 Leverkusen | Magnetisches speichermedium |
JPS58130431A (ja) * | 1982-01-28 | 1983-08-03 | Fuji Photo Film Co Ltd | 磁気記録媒体の製造方法 |
US4410440A (en) * | 1982-02-26 | 1983-10-18 | International Business Machines Corporation | Polyurethane magnetic disk coatings |
US4546044A (en) * | 1982-04-22 | 1985-10-08 | Konishiroku Photo Industry Co., Ltd. | Magnetic recording medium |
DE3227161A1 (de) * | 1982-07-21 | 1984-01-26 | Basf Ag, 6700 Ludwigshafen | Magnetische aufzeichnungstraeger |
DE3381028D1 (de) * | 1982-07-21 | 1990-02-01 | Basf Ag | Magnetische aufzeichnungstraeger. |
DE3227164A1 (de) * | 1982-07-21 | 1984-01-26 | Basf Ag, 6700 Ludwigshafen | Magnetische aufzeichnungstraeger |
DE3325555A1 (de) * | 1983-07-15 | 1985-01-24 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von magnetischen aufzeichnungstraegern |
DE3325556A1 (de) * | 1983-07-15 | 1985-01-24 | Basf Ag, 6700 Ludwigshafen | Verfahren zur herstellung von magnetischen aufzeichnungstraegern mit rueckschicht |
DE3341699A1 (de) * | 1983-11-18 | 1985-05-30 | Basf Ag, 6700 Ludwigshafen | Magnetische aufzeichnungstraeger |
DE3341698A1 (de) * | 1983-11-18 | 1985-05-30 | Basf Ag, 6700 Ludwigshafen | Magnetische aufzeichnungstraeger |
JPS61915A (ja) * | 1984-06-13 | 1986-01-06 | Konishiroku Photo Ind Co Ltd | 磁気記録媒体 |
JP2805491B2 (ja) * | 1989-03-06 | 1998-09-30 | チッソ株式会社 | 高屈折率樹脂レンズ材料 |
JP2764736B2 (ja) * | 1989-03-15 | 1998-06-11 | チッソ株式会社 | 磁性塗料 |
CA2082559A1 (en) * | 1991-11-12 | 1993-05-13 | John N. Argyropoulos | Polyurethanes and processes for preparing same |
US5698313A (en) * | 1993-01-22 | 1997-12-16 | Konica Corporation | Magnetic recording medium |
DE4445173A1 (de) * | 1994-01-12 | 1995-07-13 | Basf Magnetics Gmbh | Als vernetzbare Bindemittelkomponente geeignete Massen |
US6221468B1 (en) | 1997-12-25 | 2001-04-24 | Fuji Photo Film Co., Ltd. | Magnetic recording medium |
GB0422386D0 (en) * | 2004-10-08 | 2004-11-10 | Qinetiq Ltd | Active filler particles in inks |
CN118380256A (zh) * | 2023-11-08 | 2024-07-23 | 江苏普隆磁电有限公司 | 钕铁硼磁体的制备方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1147399B (de) * | 1962-01-10 | 1963-04-18 | Basf Ag | Verfahren zur Herstellung von Magnetogrammtraegern |
GB1150887A (en) * | 1965-10-19 | 1969-05-07 | Zonal Film Magnetic Coatings L | Magnetic Tapes |
GB1122573A (en) * | 1965-11-09 | 1968-08-07 | Zonal Film Magnetic Coatings L | Magnetic tapes |
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 |
DE2101490C3 (de) * | 1971-01-14 | 1978-04-13 | Basf Ag, 6700 Ludwigshafen | Magnetkarten für die Datenerfassung |
US3931113A (en) * | 1971-06-21 | 1976-01-06 | Ppg Industries, Inc. | Impact-resistant thermoplastic polyester urethanes |
DD96601A1 (nl) * | 1971-09-27 | 1973-03-20 | ||
BE791618A (fr) * | 1971-11-20 | 1973-05-21 | Basf Ag | Support d'enregistrement a couche magnetique et procede pour safabrication |
DE2255802C3 (de) * | 1972-11-15 | 1981-10-15 | Basf Ag, 6700 Ludwigshafen | Schichtmagnetogrammträger |
-
1974
- 1974-09-06 DE DE2442762A patent/DE2442762C2/de not_active Expired
-
1975
- 1975-09-02 US US05/609,561 patent/US4058646A/en not_active Expired - Lifetime
- 1975-09-02 JP JP10567675A patent/JPS574012B2/ja not_active Expired
- 1975-09-04 BE BE159746A patent/BE833075A/xx not_active IP Right Cessation
- 1975-09-05 FR FR7527298A patent/FR2284160A1/fr active Granted
- 1975-09-05 IT IT51220/75A patent/IT1044479B/it active
- 1975-09-05 NL NLAANVRAGE7510511,A patent/NL177752C/nl not_active IP Right Cessation
- 1975-09-05 GB GB36607/75A patent/GB1511276A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2284160B1 (nl) | 1979-06-22 |
US4058646A (en) | 1977-11-15 |
DE2442762A1 (de) | 1976-03-25 |
NL7510511A (nl) | 1976-03-09 |
NL177752B (nl) | 1985-06-17 |
DE2442762C2 (de) | 1983-02-24 |
GB1511276A (en) | 1978-05-17 |
FR2284160A1 (fr) | 1976-04-02 |
JPS574012B2 (nl) | 1982-01-23 |
IT1044479B (it) | 1980-03-20 |
BE833075A (fr) | 1976-03-04 |
JPS5151307A (nl) | 1976-05-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V1 | Lapsed because of non-payment of the annual fee |