JPS5947301A - 強磁性金属粉末 - Google Patents

強磁性金属粉末

Info

Publication number
JPS5947301A
JPS5947301A JP57156405A JP15640582A JPS5947301A JP S5947301 A JPS5947301 A JP S5947301A JP 57156405 A JP57156405 A JP 57156405A JP 15640582 A JP15640582 A JP 15640582A JP S5947301 A JPS5947301 A JP S5947301A
Authority
JP
Japan
Prior art keywords
powder
silane compound
metallic powder
magnetic
ferromagnetic
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.)
Pending
Application number
JP57156405A
Other languages
English (en)
Japanese (ja)
Inventor
Akihiro Matsufuji
明博 松藤
Shizuo Umemura
梅村　鎮男
Masashi Aonuma
政志 青沼
Hajime Miyatsuka
肇 宮塚
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.)
Fujifilm Holdings Corp
Original Assignee
Fuji Photo Film Co Ltd
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 Fuji Photo Film Co Ltd filed Critical Fuji Photo Film Co Ltd
Priority to JP57156405A priority Critical patent/JPS5947301A/ja
Priority to DE19833331927 priority patent/DE3331927A1/de
Priority to US06/530,436 priority patent/US4475946A/en
Publication of JPS5947301A publication Critical patent/JPS5947301A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/061—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder with a protective layer
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/16—Metallic particles coated with a non-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
    • 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
    • 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
    • Y10T428/29—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
    • Y10T428/2993—Silicic or refractory material containing [e.g., tungsten oxide, glass, cement, etc.]
    • Y10T428/2995—Silane, siloxane or silicone coating

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Magnetic Record Carriers (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
JP57156405A 1982-09-08 1982-09-08 強磁性金属粉末 Pending JPS5947301A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP57156405A JPS5947301A (ja) 1982-09-08 1982-09-08 強磁性金属粉末
DE19833331927 DE3331927A1 (de) 1982-09-08 1983-09-05 Ferromagnetische metallteilchen
US06/530,436 US4475946A (en) 1982-09-08 1983-09-08 Ferromagnetic metal particles of iron alloyed with Ti, V, Cr, Mn, Co, Ni, Cu, Zn, Si, P, Mo, Sn, Sb and Ag coated with mono- or dialkoxysilanes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57156405A JPS5947301A (ja) 1982-09-08 1982-09-08 強磁性金属粉末

Publications (1)

Publication Number Publication Date
JPS5947301A true JPS5947301A (ja) 1984-03-17

Family

ID=15627019

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57156405A Pending JPS5947301A (ja) 1982-09-08 1982-09-08 強磁性金属粉末

Country Status (3)

Country Link
US (1) US4475946A (enExample)
JP (1) JPS5947301A (enExample)
DE (1) DE3331927A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998005454A1 (en) * 1996-08-05 1998-02-12 Kawasaki Steel Corporation Iron-base powder mixture for powder metallurgy having excellent fluidity and moldability and process for preparing the same

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59207024A (ja) * 1983-05-10 1984-11-24 Konishiroku Photo Ind Co Ltd 磁気記録媒体
US4731191A (en) * 1985-12-31 1988-03-15 Dow Corning Corporation Method for protecting carbonyl iron powder and compositions therefrom
US4895763A (en) * 1986-10-31 1990-01-23 Hitachi Maxell, Ltd. Magnetic recording medium and non-aqueous suspension of inorganic solid particles for use in the production of the same
JPH01164006A (ja) * 1987-09-02 1989-06-28 Kao Corp 強磁性金属粉末及びその製造方法
US4780148A (en) * 1988-01-25 1988-10-25 Dow Corning Corporation Stabilized magnetic metal pigment
JPH0614485B2 (ja) * 1988-05-25 1994-02-23 大八化学工業株式会社 表面改質磁性粉末およびそれを含有するボンド磁石組成物
FR2633311A1 (fr) * 1988-06-24 1989-12-29 Kodak Pathe Procede de traitement de particules metalliques contre la corrosion et particules obtenues
US5069972A (en) * 1988-09-12 1991-12-03 Versic Ronald J Moldable microcapsule that contains a high percentage of solid core material, and method of manufacture thereof
US5035856A (en) * 1989-02-08 1991-07-30 Konica Corporation Magnetic recording medium
JP2621565B2 (ja) * 1990-04-11 1997-06-18 松下電器産業株式会社 磁気記録媒体
US6689485B2 (en) * 1997-01-17 2004-02-10 The Penn State Research Foundation Powerful reductant for decontamination of groundwater and surface streams
JP3866074B2 (ja) * 2001-10-12 2007-01-10 富士フイルムホールディングス株式会社 強磁性金属粉末及びその製造方法並びに磁気記録媒体
US6808741B1 (en) * 2001-10-26 2004-10-26 Seagate Technology Llc In-line, pass-by method for vapor lubrication
SE0203851D0 (sv) * 2002-12-23 2002-12-23 Hoeganaes Ab Iron-Based Powder
US7604678B2 (en) * 2004-08-12 2009-10-20 Hoeganaes Corporation Powder metallurgical compositions containing organometallic lubricants
JP5697589B2 (ja) * 2008-03-20 2015-04-08 ホガナス アクチボラグ （パブル） 強磁性粉末組成物及びその生産方法

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51104594A (enExample) * 1975-03-12 1976-09-16 Tdk Electronics Co Ltd
JPS51134899A (en) * 1975-05-17 1976-11-22 Hitachi Maxell Ltd Processing method of magnetic powder

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4133677A (en) * 1976-04-05 1979-01-09 Toda Kogyo Corp. Process for producing acicular magnetic metallic particle powder
JPS554803A (en) * 1978-06-26 1980-01-14 Hitachi Ltd Electromagnetic contactor
JPS5539661A (en) * 1978-09-12 1980-03-19 Hitachi Maxell Ltd Magnetic metallic powder for magnetic recording and its manufacturing
JPS5539660A (en) * 1978-09-12 1980-03-19 Hitachi Maxell Ltd Magnetic metallic powder for magnetic recording and its manufacturing
JPS5676510A (en) * 1979-11-28 1981-06-24 Tdk Corp Manufacture of magnetic recording material
SU863178A1 (ru) * 1980-01-18 1981-09-15 Куйбышевский Ордена Трудового Красного Знамени Авиационный Институт Им.Акад.С.П.Королева Способ изготовлени магнитно-м гкого материала
EP0041727B1 (en) * 1980-06-11 1987-09-09 Hitachi Maxell Ltd. Process for preparing ferromagnetic particles comprising metallic iron
JPS5853688B2 (ja) * 1980-08-05 1983-11-30 戸田工業株式会社 Ｆｅ−Ｍｇを主成分とする針状晶合金磁性粒子粉末の製造法
JPS5847844B2 (ja) * 1980-08-22 1983-10-25 株式会社日立製作所 磁性鉄粉の製造方法
US4400337A (en) * 1981-01-10 1983-08-23 Hitachi Maxell, Ltd. Method for production of metal magnetic particles

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51104594A (enExample) * 1975-03-12 1976-09-16 Tdk Electronics Co Ltd
JPS51134899A (en) * 1975-05-17 1976-11-22 Hitachi Maxell Ltd Processing method of magnetic powder

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1998005454A1 (en) * 1996-08-05 1998-02-12 Kawasaki Steel Corporation Iron-base powder mixture for powder metallurgy having excellent fluidity and moldability and process for preparing the same
US5989304A (en) * 1996-08-05 1999-11-23 Kawasaki Steel Corporation Iron-based powder composition for powder metallurgy excellent in flowability and compactibility and method
US6139600A (en) * 1996-08-05 2000-10-31 Kawasaki Steel Corporation Method of making iron-based powder composition for powder metallurgy excellent in flow ability and compactibility

Also Published As

Publication number Publication date
DE3331927A1 (de) 1984-03-15
US4475946A (en) 1984-10-09
DE3331927C2 (enExample) 1993-02-11

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