DE19808803C2 - Polyurethan für magnetische Aufzeichnungsmedien und Verfahren zu dessen Herstellung - Google Patents

Polyurethan für magnetische Aufzeichnungsmedien und Verfahren zu dessen Herstellung

Info

Publication number
DE19808803C2
DE19808803C2 DE19808803A DE19808803A DE19808803C2 DE 19808803 C2 DE19808803 C2 DE 19808803C2 DE 19808803 A DE19808803 A DE 19808803A DE 19808803 A DE19808803 A DE 19808803A DE 19808803 C2 DE19808803 C2 DE 19808803C2
Authority
DE
Germany
Prior art keywords
polyurethane
acid
magnetic
group
carbon atoms
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.)
Expired - Fee Related
Application number
DE19808803A
Other languages
German (de)
English (en)
Other versions
DE19808803A1 (de
Inventor
Charles J Amirsakis
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.)
Huntsman International LLC
Original Assignee
Morton International LLC
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 Morton International LLC filed Critical Morton International LLC
Publication of DE19808803A1 publication Critical patent/DE19808803A1/de
Application granted granted Critical
Publication of DE19808803C2 publication Critical patent/DE19808803C2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/42Polycondensates having carboxylic or carbonic ester groups in the main chain
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62Record carriers characterised by the selection of the material
    • G11B5/68Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70Record 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
    • G11B5/702Record 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
    • G11B5/7021Record 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
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/0804Manufacture of polymers containing ionic or ionogenic groups
    • C08G18/0809Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups
    • C08G18/0814Manufacture of polymers containing ionic or ionogenic groups containing cationic or cationogenic groups containing ammonium groups or groups forming them
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31551Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31565Next to polyester [polyethylene terephthalate, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31551Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31573Next to addition polymer of ethylenically unsaturated monomer
    • Y10T428/3158Halide monomer type [polyvinyl chloride, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31551Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31573Next to addition polymer of ethylenically unsaturated monomer
    • Y10T428/31587Hydrocarbon polymer [polyethylene, polybutadiene, etc.]
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00Stock material or miscellaneous articles
    • Y10T428/31504Composite [nonstructural laminate]
    • Y10T428/31551Of polyamidoester [polyurethane, polyisocyanate, polycarbamate, etc.]
    • Y10T428/31605Next to free metal

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Polyurethanes Or Polyureas (AREA)
DE19808803A 1997-03-13 1998-03-03 Polyurethan für magnetische Aufzeichnungsmedien und Verfahren zu dessen Herstellung Expired - Fee Related DE19808803C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/816,467 US5747630A (en) 1997-03-13 1997-03-13 Polyurethane binder for a magnetic recording medium

Publications (2)

Publication Number Publication Date
DE19808803A1 DE19808803A1 (de) 1998-09-17
DE19808803C2 true DE19808803C2 (de) 2001-05-03

Family

ID=25220705

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19808803A Expired - Fee Related DE19808803C2 (de) 1997-03-13 1998-03-03 Polyurethan für magnetische Aufzeichnungsmedien und Verfahren zu dessen Herstellung

Country Status (4)

Country Link
US (3) US5747630A (https=)
JP (1) JPH10279651A (https=)
KR (1) KR100320355B1 (https=)
DE (1) DE19808803C2 (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI232595B (en) * 1999-06-04 2005-05-11 Semiconductor Energy Lab Electroluminescence display device and electronic device
JP2001101646A (ja) * 1999-09-30 2001-04-13 Sony Corp 磁気記録媒体及びその製造方法
JP2001126230A (ja) * 1999-10-29 2001-05-11 Sony Corp 磁気記録媒体及びその製造方法
DE10017193B4 (de) * 2000-04-07 2007-05-24 Map Medizin-Technologie Gmbh Vorrichtung zur Zufuhr eines Atemgases und Verfahren zur Steuerung
DE10050710A1 (de) * 2000-10-13 2002-04-25 Emtec Magnetics Gmbh Polyurethan, Verfahren zu dessen Herstellung sowie daraus hergestellte Bindemittel
DE10064299A1 (de) * 2000-12-22 2002-07-04 Emtec Magnetics Gmbh Verwendung von Poly(meth)acrylatbausteinen mit Sulfonatgruppen in Bindemitteln für Magnetspeichermedien
JP4119704B2 (ja) * 2002-07-31 2008-07-16 Tdk株式会社 磁気記録媒体
TWI432472B (zh) * 2006-12-04 2014-04-01 Lubrizol Advanced Mat Inc 聚胺基甲酸酯分散劑、非水性組成物及包含其之非水性研磨基質、塗料或墨水
US9315610B2 (en) * 2008-05-30 2016-04-19 Lubrizol Advanced Materials, Inc. Dispersants from linear polyurethanes

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3227164A1 (de) * 1982-07-21 1984-01-26 Basf Ag, 6700 Ludwigshafen Magnetische aufzeichnungstraeger
US5292853A (en) * 1988-10-28 1994-03-08 Kyowa Hakko Kogyo Co., Ltd. Polyurethane resin containing a phosphoric acid group
US5371166A (en) * 1993-12-22 1994-12-06 The B. F. Goodrich Company Polyurethane composition for use as a dispersing binder

Family Cites Families (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL285361A (https=) * 1961-11-13 1900-01-01
DE1495745C3 (de) * 1963-09-19 1978-06-01 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung wäßriger, emulgatorfreier Polyurethan-Latices
US3870684A (en) * 1970-04-29 1975-03-11 Bayer Ag Preparation of cross-linked particles of polyurethane or polyurea containing ionic groups
DE2054098A1 (de) * 1970-11-04 1972-05-10 Henkel & Cie Gmbh Zur Verwendung in Waschmitteln geeignete, quartäre Ammoniumgruppen enthaltende Polyestersalze
US4108814A (en) * 1974-09-28 1978-08-22 Bayer Aktiengesellschaft Aqueous polyurethane dispersions from solvent-free prepolymers using sulfonate diols
DE2651505A1 (de) * 1976-11-11 1978-05-24 Bayer Ag Kationische elektrolytstabile dispersionen
DE2551094A1 (de) * 1975-11-14 1977-05-26 Bayer Ag Verfahren zur herstellung von in wasser dispergierbaren polyurethanen
DE2651506C2 (de) * 1976-11-11 1986-04-30 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von in Wasser dispergierbaren Polyurethanen
JPS56151727A (en) * 1980-04-26 1981-11-24 Nippon Paint Co Ltd Novel oil free-polyester and its preparation
US4408008A (en) * 1981-07-24 1983-10-04 Mobay Chemical Corporation Stable, colloidal, aqueous dispersions of cross-linked urea-urethane polymers and their method of production
JPS6095722A (ja) * 1983-10-28 1985-05-29 Sony Corp 磁気記録媒体
US4842942A (en) * 1984-08-15 1989-06-27 Toyo Boseki Kabushiki Kaisha Magnetic recording medium
US4568611A (en) * 1985-04-03 1986-02-04 Morton Thiokol, Inc. Polyester-polyurethane composition and use thereof
JPS62146432A (ja) * 1985-12-20 1987-06-30 Fuji Photo Film Co Ltd 磁気記録媒体
JPS62146433A (ja) * 1985-12-20 1987-06-30 Fuji Photo Film Co Ltd 磁気記録媒体
US5034271A (en) * 1986-02-28 1991-07-23 Fuji Photo Film Co., Ltd. Magnetic recording medium
US5242752A (en) * 1988-04-14 1993-09-07 Konica Corporation Magnetic recording medium comprising a specified binder resin, specified ferromagnetic metal powder and α-alumina
US5061564A (en) * 1988-07-25 1991-10-29 Fuji Photo Film Co., Ltd. Magnetic recording medium comprising a polar group containing resin or compound and a methyl iso ester lubricant prepared from a methyl iso acid or methyl iso alcohol or both
JP2819029B2 (ja) * 1988-09-19 1998-10-30 コニカ株式会社 磁気記録媒体
JPH02108225A (ja) * 1988-10-17 1990-04-20 Tdk Corp 磁気記録媒体
US5273826A (en) * 1988-10-28 1993-12-28 The B. F. Goodrich Company Magnetic coating formulations and magnetic recording media
US5037934A (en) * 1988-10-28 1991-08-06 Kyowa Hakko Kogyo Co., Ltd. Magnetic coating formulations and magnetic recording media
JPH02128316A (ja) * 1988-11-08 1990-05-16 Toyobo Co Ltd 磁気記録媒体
JPH03276419A (ja) * 1990-03-27 1991-12-06 Konica Corp 磁気記録媒体
JP2700706B2 (ja) * 1990-04-20 1998-01-21 富士写真フイルム株式会社 磁気記録媒体及びその製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3227164A1 (de) * 1982-07-21 1984-01-26 Basf Ag, 6700 Ludwigshafen Magnetische aufzeichnungstraeger
US5292853A (en) * 1988-10-28 1994-03-08 Kyowa Hakko Kogyo Co., Ltd. Polyurethane resin containing a phosphoric acid group
US5371166A (en) * 1993-12-22 1994-12-06 The B. F. Goodrich Company Polyurethane composition for use as a dispersing binder

Also Published As

Publication number Publication date
US5922824A (en) 1999-07-13
KR100320355B1 (ko) 2002-04-22
US5891578A (en) 1999-04-06
JPH10279651A (ja) 1998-10-20
KR19980080054A (ko) 1998-11-25
US5747630A (en) 1998-05-05
DE19808803A1 (de) 1998-09-17

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: HUNTSMANN INTERNATIONAL LLC (N.D.GES.D.STAATES DEL

8339 Ceased/non-payment of the annual fee