DE69801326T2 - Magnetische aufzeichnungsträger unter verwendung von oberfächenbehandelten magnetischen pigmenten - Google Patents

Magnetische aufzeichnungsträger unter verwendung von oberfächenbehandelten magnetischen pigmenten

Info

Publication number
DE69801326T2
DE69801326T2 DE1998601326 DE69801326T DE69801326T2 DE 69801326 T2 DE69801326 T2 DE 69801326T2 DE 1998601326 DE1998601326 DE 1998601326 DE 69801326 T DE69801326 T DE 69801326T DE 69801326 T2 DE69801326 T2 DE 69801326T2
Authority
DE
Germany
Prior art keywords
magnetic
record carrier
surface treated
pigments
magnetic record
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 - Lifetime
Application number
DE1998601326
Other languages
English (en)
Other versions
DE69801326D1 (de
Inventor
K Bailey
S Roden
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.)
GlassBridge Enterprises Inc
Original Assignee
BAILEY JOSEPH K
Imation Corp
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 BAILEY JOSEPH K, Imation Corp filed Critical BAILEY JOSEPH K
Publication of DE69801326D1 publication Critical patent/DE69801326D1/de
Application granted granted Critical
Publication of DE69801326T2 publication Critical patent/DE69801326T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G11B5/7028—Additives, e.g. crosslinking agents
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/22—Compounds of iron
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/22—Compounds of iron
    • C09C1/24—Oxides of iron
    • 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
    • G11B5/712—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 surface treatment or coating of magnetic particles
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C01P2002/52—Solid solutions containing elements as dopants
    • C01P2002/54—Solid solutions containing elements as dopants one element only
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/42—Magnetic properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • 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
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/256—Heavy metal or aluminum or compound thereof
    • 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
    • Y10T428/29—Coated or structually defined flake, particle, cell, strand, strand portion, rod, filament, macroscopic fiber or mass thereof
    • Y10T428/2982—Particulate matter [e.g., sphere, flake, etc.]
    • Y10T428/2991—Coated
    • 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]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Paints Or Removers (AREA)
DE1998601326 1997-05-30 1998-05-06 Magnetische aufzeichnungsträger unter verwendung von oberfächenbehandelten magnetischen pigmenten Expired - Lifetime DE69801326T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/866,799 US6139946A (en) 1997-05-30 1997-05-30 Magnetic recording media incorporating a quaternary ammonium functional binder and magnetic pigment surface treated with compound having acidic and electron withdrawing functionalities
PCT/US1998/009280 WO1998054702A1 (en) 1997-05-30 1998-05-06 Magnetic recording media incorporating surface treated magnetic pigment

Publications (2)

Publication Number Publication Date
DE69801326D1 DE69801326D1 (de) 2001-09-13
DE69801326T2 true DE69801326T2 (de) 2002-05-08

Family

ID=25348442

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1998601326 Expired - Lifetime DE69801326T2 (de) 1997-05-30 1998-05-06 Magnetische aufzeichnungsträger unter verwendung von oberfächenbehandelten magnetischen pigmenten

Country Status (5)

Country Link
US (1) US6139946A (de)
EP (1) EP0986811B1 (de)
JP (1) JP2002508873A (de)
DE (1) DE69801326T2 (de)
WO (1) WO1998054702A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002298333A (ja) * 2001-03-29 2002-10-11 Fuji Photo Film Co Ltd 六方晶系フェライトの製造方法及びそれを用いた磁気記録媒体
US20040112472A1 (en) * 2002-12-17 2004-06-17 Imation Corp. Metal particle data recording medium having enhanced elastic modulus
US6805950B2 (en) * 2002-12-23 2004-10-19 Imation Corp. Magnetic recording medium having a low molecular weight azo dye including an aryl group
EP1510274B1 (de) * 2003-08-28 2009-12-02 DOWA Electronics Materials Co., Ltd. Magnetpulver und Herstellungsverfahren
CN1944378A (zh) * 2006-10-23 2007-04-11 广东中科药物研究有限公司 一种联苯乙酸氨丁三醇盐及其制备方法
JP4891880B2 (ja) * 2007-09-28 2012-03-07 富士フイルム株式会社 強磁性六方晶フェライト粉末用表面改質剤およびそれを含む磁性塗料
JP5219715B2 (ja) * 2007-09-28 2013-06-26 富士フイルム株式会社 磁性粉末用表面改質剤、それを含む磁性塗料、ならびに磁気記録媒体
JP5133291B2 (ja) * 2009-03-31 2013-01-30 富士フイルム株式会社 磁気記録媒体
US8795858B2 (en) * 2010-03-19 2014-08-05 Fujifilm Corporation Magnetic recording medium and method of manufacturing the same
JP5781276B2 (ja) * 2010-05-12 2015-09-16 ジ・アリゾナ・ボード・オブ・リージェンツ・オン・ビハーフ・オブ・ザ・ユニバーシティ・オブ・アリゾナＴｈｅ Ａｒｉｚｏｎａ Ｂｏａｒｄ Ｏｆ Ｒｅｇｅｎｔｓ Ｏｎ Ｂｅｈａｌｆ Ｏｆ Ｔｈｅ Ｕｎｉｖｅｒｓｉｔｙ Ｏｆ Ａｒｉｚｏｎａ 金属磁性粉末の製造方法
JP5616833B2 (ja) * 2011-03-29 2014-10-29 富士フイルム株式会社 磁気記録媒体および磁気記録媒体用結合剤組成物
DE112014005993T5 (de) 2013-12-27 2016-09-08 Asahi Glass Company, Limited Harzzusammensetzung
JP2017210597A (ja) * 2016-05-18 2017-11-30 地方独立行政法人 大阪市立工業研究所 無機充填剤の表面処理方法
US10570301B2 (en) 2016-12-02 2020-02-25 Inner Mongolia Xianhong Science Co., Ltd. Solvent based inkjet ink composition

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4707410A (en) * 1985-09-11 1987-11-17 Nippon Zeon Co., Ltd. Magnetic recording media
US5318838A (en) * 1988-01-22 1994-06-07 Fuji Photo Film Co., Ltd. Magnetic recording medium comprising ferromagnetic particles, binder resins and phenyl phosphonic acid
JPH03263615A (ja) * 1990-03-13 1991-11-25 Fuji Photo Film Co Ltd 磁気記録媒体の製造方法
JP2676643B2 (ja) * 1990-04-19 1997-11-17 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
JP3041880B2 (ja) * 1990-04-23 2000-05-15 ソニー株式会社 磁気記録用強磁性金属粒子
US5244739A (en) * 1990-06-25 1993-09-14 Minnesota Mining And Manufacturing Company Magnetic recording media comprising a cured dispersion coating of a magnetizable pigment and polyurethane polymer containing a vinyl polymeric segment pendant from the polyurethane backbone
EP0472145A1 (de) * 1990-08-20 1992-02-26 Sony Corporation Ferromagnetische Metallteilchen und diese enthaltender magnetischer Aufzeichnungsträger
US5081213A (en) * 1990-12-28 1992-01-14 Minnesota Mining And Manufacturing Company Heterocyclic thione functional polyurethane polymers and their use in magnetic recording media
US5487951A (en) * 1991-07-08 1996-01-30 Minnesota Mining And Manufacturing Company Magnetic recording medium with a binder resin of a starblock copolymer having at least six arms
JPH06180838A (ja) * 1992-12-11 1994-06-28 Sony Corp 磁気記録媒体用強磁性金属微粒子及び磁気記録媒体
US5498685A (en) * 1993-04-27 1996-03-12 Minnesota Mining And Manufacturing Company Carboxylic-acid functional polyurethane polymers and their use in magnetic recording media
JPH06329732A (ja) * 1993-04-27 1994-11-29 Minnesota Mining & Mfg Co <3M> 磁性層が非ハロゲン化ビニルコポリマーを混入した磁気記録媒体
JPH0721550A (ja) * 1993-06-30 1995-01-24 Tdk Corp 磁気記録媒体およびその製造方法
GB9320711D0 (en) * 1993-10-07 1993-11-24 Minnesota Mining & Mfg Binder for magnetic media
US5501903A (en) * 1994-07-29 1996-03-26 Minnesota Mining And Manufacturing Company Magnetic recording medium having a binder system including a non halogenated vinyl polymer and a polyurethane polymer each with specified pendant groups
WO1997012941A1 (en) * 1995-10-03 1997-04-10 Videojet Systems International, Inc. Method for preparing modified magnetic pigment particles

Also Published As

Publication number Publication date
EP0986811B1 (de) 2001-08-08
DE69801326D1 (de) 2001-09-13
JP2002508873A (ja) 2002-03-19
WO1998054702A1 (en) 1998-12-03
US6139946A (en) 2000-10-31
EP0986811A1 (de) 2000-03-22

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: IMATION CORP., ST. PAUL, MINN., US