FR2284160A1 - Supports minces pour enregistrements magnetiques renfermant, dans la couche magnetique, des liants a base de polyurethannes elastomeres - Google Patents

Supports minces pour enregistrements magnetiques renfermant, dans la couche magnetique, des liants a base de polyurethannes elastomeres

Info

Publication number
FR2284160A1
FR2284160A1 FR7527298A FR7527298A FR2284160A1 FR 2284160 A1 FR2284160 A1 FR 2284160A1 FR 7527298 A FR7527298 A FR 7527298A FR 7527298 A FR7527298 A FR 7527298A FR 2284160 A1 FR2284160 A1 FR 2284160A1
Authority
FR
France
Prior art keywords
magnetic
polyurethannes
elastomeric
binders based
magnetic layer
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
Application number
FR7527298A
Other languages
English (en)
Other versions
FR2284160B1 (fr
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.)
BASF SE
Original Assignee
BASF SE
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.)
Filing date
Publication date
Application filed by BASF SE filed Critical BASF SE
Publication of FR2284160A1 publication Critical patent/FR2284160A1/fr
Application granted granted Critical
Publication of FR2284160B1 publication Critical patent/FR2284160B1/fr
Granted legal-status Critical Current

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)
  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Polyurethanes Or Polyureas (AREA)
FR7527298A 1974-09-06 1975-09-05 Supports minces pour enregistrements magnetiques renfermant, dans la couche magnetique, des liants a base de polyurethannes elastomeres Granted FR2284160A1 (fr)

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 (2)

Publication Number Publication Date
FR2284160A1 true FR2284160A1 (fr) 1976-04-02
FR2284160B1 FR2284160B1 (fr) 1979-06-22

Family

ID=5925069

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7527298A Granted FR2284160A1 (fr) 1974-09-06 1975-09-05 Supports minces pour enregistrements magnetiques renfermant, dans la couche magnetique, des liants a base de polyurethannes elastomeres

Country Status (8)

Country Link
US (1) US4058646A (fr)
JP (1) JPS574012B2 (fr)
BE (1) BE833075A (fr)
DE (1) DE2442762C2 (fr)
FR (1) FR2284160A1 (fr)
GB (1) GB1511276A (fr)
IT (1) IT1044479B (fr)
NL (1) NL177752C (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2509504A1 (fr) * 1981-07-13 1983-01-14 Sony Corp Support pour enregistrement magnetique
EP0099533A2 (fr) * 1982-07-21 1984-02-01 BASF Aktiengesellschaft Milieu d'enregistrement magnétique
EP0542220A1 (fr) * 1991-11-12 1993-05-19 Union Carbide Chemicals & Plastics Technology Corporation Polyuréthanes et procédés de leur préparation
EP0926661A2 (fr) * 1997-12-25 1999-06-30 Fuji Photo Film Co., Ltd. Support d'enregistrement magnétique

Families Citing this family (24)

* Cited by examiner, † Cited by third party
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
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
EP0100017B1 (fr) * 1982-07-21 1989-12-27 BASF Aktiengesellschaft Porteurs d'enregistrement magnétiques
DE3325556A1 (de) * 1983-07-15 1985-01-24 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von magnetischen aufzeichnungstraegern mit rueckschicht
DE3325555A1 (de) * 1983-07-15 1985-01-24 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von magnetischen aufzeichnungstraegern
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
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
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
GB0422386D0 (en) * 2004-10-08 2004-11-10 Qinetiq Ltd Active filler particles in inks
CN117542641B (zh) * 2023-11-08 2024-06-14 江苏普隆磁电有限公司 一种耐热钕铁硼磁体的制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
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
DE1297671B (de) * 1965-11-09 1969-06-19 Zonal Film Magnetic Coating Lt Magnetische Aufzeichnungselemente
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 (fr) * 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

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2509504A1 (fr) * 1981-07-13 1983-01-14 Sony Corp Support pour enregistrement magnetique
EP0099533A2 (fr) * 1982-07-21 1984-02-01 BASF Aktiengesellschaft Milieu d'enregistrement magnétique
EP0099533A3 (en) * 1982-07-21 1985-10-16 Basf Aktiengesellschaft Magnetic recording medium
EP0542220A1 (fr) * 1991-11-12 1993-05-19 Union Carbide Chemicals & Plastics Technology Corporation Polyuréthanes et procédés de leur préparation
EP0926661A2 (fr) * 1997-12-25 1999-06-30 Fuji Photo Film Co., Ltd. Support d'enregistrement magnétique
EP0926661A3 (fr) * 1997-12-25 1999-09-15 Fuji Photo Film Co., Ltd. Support d'enregistrement magnétique
US6221468B1 (en) 1997-12-25 2001-04-24 Fuji Photo Film Co., Ltd. Magnetic recording medium

Also Published As

Publication number Publication date
FR2284160B1 (fr) 1979-06-22
BE833075A (fr) 1976-03-04
JPS5151307A (fr) 1976-05-06
GB1511276A (en) 1978-05-17
IT1044479B (it) 1980-03-20
JPS574012B2 (fr) 1982-01-23
DE2442762C2 (de) 1983-02-24
NL177752C (nl) 1985-11-18
US4058646A (en) 1977-11-15
DE2442762A1 (de) 1976-03-25
NL7510511A (nl) 1976-03-09
NL177752B (nl) 1985-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse