KR870004109A - 미세한 헥사 아철산염 안료의 제조방법 - Google Patents

미세한 헥사 아철산염 안료의 제조방법 Download PDF

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KR870004109A
KR870004109A KR1019860008843A KR860008843A KR870004109A KR 870004109 A KR870004109 A KR 870004109A KR 1019860008843 A KR1019860008843 A KR 1019860008843A KR 860008843 A KR860008843 A KR 860008843A KR 870004109 A KR870004109 A KR 870004109A
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Prior art keywords
pigment
hexaferrite
acid
iii
metal
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KR1019860008843A
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English (en)
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마이젠 울리히
군터북스바움
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칼 루드비히슈미트. 클라우스 대너
바이엘 아크티엔게젤샤프트
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Application filed by 칼 루드비히슈미트. 클라우스 대너, 바이엘 아크티엔게젤샤프트 filed Critical 칼 루드비히슈미트. 클라우스 대너
Publication of KR870004109A publication Critical patent/KR870004109A/ko

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y30/00—Nanotechnology for materials or surface science, e.g. nanocomposites
    • 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
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0036—Mixed oxides or hydroxides containing one alkaline earth metal, magnesium or lead
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0054—Mixed oxides or hydroxides containing one rare earth metal, yttrium or scandium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/009—Compounds containing, besides iron, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/006—Compounds containing, besides cobalt, two or more other elements, with the exception of oxygen or hydrogen
    • 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
    • G11B5/706—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 composition of the magnetic material
    • G11B5/70626—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 composition of the magnetic material containing non-metallic substances
    • G11B5/70642—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 composition of the magnetic material containing non-metallic substances iron oxides
    • G11B5/70678—Ferrites
    • 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
    • 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
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/60—Compounds characterised by their crystallite size
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/03—Particle morphology depicted by an image obtained by SEM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • 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

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Nanotechnology (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Composite Materials (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Compounds Of Iron (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Hard Magnetic Materials (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)

Abstract

내용 없음

Description

미세한 헥사 아철산염 안료의 제조방법
본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음
도면은 본 발명에 따르는 안료를 60,000 : 1로 확대한 주사(走査) 전자 현미경 사진.

Claims (9)

  1. 상응하는 금속이온 또는 혼합금속 및 암모늄이온과 α-하이드록시 카복실산과의 착화합물인 상응하는 유기 화합물의 금속염을 계면활성제의 존재하에서 산화조건하에 상승온도에서 분해시킴으로써, 모든 공간 방향으로 거의 동일한 치수를 갖는 헥사 아철산염 안료를 함유하는 다음 조성식의 미세한 자기 헥사아철산염안료를 제조하는 방법.
    Mx(Ⅰ)My(Ⅱ)Mz(Ⅲ)Fe12-(y+z)O19
    상기식에서 x는 0 내지 1.2이고, y+z는 0 내지 2이며, x+y+z는 1이상이고, M(Ⅰ)은 Ca, Sr, Ba, Pb, Eu 또는 RE(이는 La, Y 또는 기타 희토류 금속의 3가 양이온이다)와 Na, K, Rb, Cs, Tl 및 Tg중에서 선택된 1가 양이온들과의 배합물이며, M(Ⅱ)는 Fe(Ⅱ), Mn, Co, Ni, Cu, Zn, Cd 또는 Mg이고, M(Ⅲ)는 Ti, Zr, Hf, Ga, Sn, Ge, In, Nb, Ta, V, Sb, As, Bi, Al 또는 Cr(Ⅲ)이다.
  2. 제1항에 있어서, 금속염의 조성식이 NH4(MenAnm]×PH2O이고, An이 α-고이하이드록시 카복실산의 음이온이며, Me가 예정된 바람직한 조성의 헥사아철산염 안료의 경우 필요한 금속이온을 나타내고, Me가 Fe일 경우 n가 0.21 내지 0.5이며, An이 C6H4O7일 경우 m이 0.27 내지 0.43이고 p가 0.04 내지 1.5인 방법.
  3. 제1항 또는 제2항에 있어서, α-하이드록시 카복실산이 시트르산인 방법.
  4. 제1항에 있어서, 유기 화합물의 금속염을 계면활성제의 존재하에서 80 내지 180℃하에 반응시켜 유리상 전구체 화합물을 생성시킨 후, 이를 열분해시켜 상응하는 헥사아철산염안료를 제조하는 방법.
  5. 제4항에 있어서, 반응 생성물을 열분해시킨후 산으로 처리하는 방법.
  6. 제5항에 있어서, 산이 아세트산인 방법.
  7. 제1항에 있어서, 안료입자의 두께에 대한 직경의 비가 0.6 내지 1.5인 방법.
  8. 제7항에 있어서, 입자의 두께에 대한 직경의 비가 0.8 내지 1.3인 방법.
  9. 자기 안료입자로서 제1항에 따른 헥사아철산염 안료를 함유함을 특징으로 하는 자기 충격 기록용 복합제품.
    ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.
KR1019860008843A 1985-10-23 1986-10-22 미세한 헥사 아철산염 안료의 제조방법 KR870004109A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3537624.4 1985-10-23
DE19853537624 DE3537624A1 (de) 1985-10-23 1985-10-23 Feinteilige isometrische hexaferritpigmente, verfahren zu ihrer herstellung und deren verwendung

Publications (1)

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KR870004109A true KR870004109A (ko) 1987-05-07

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Application Number Title Priority Date Filing Date
KR1019860008843A KR870004109A (ko) 1985-10-23 1986-10-22 미세한 헥사 아철산염 안료의 제조방법

Country Status (4)

Country Link
EP (1) EP0223050A3 (ko)
JP (1) JPS62100417A (ko)
KR (1) KR870004109A (ko)
DE (1) DE3537624A1 (ko)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
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JP2554651B2 (ja) * 1987-05-13 1996-11-13 株式会社東芝 磁気記録媒体
US4975267A (en) * 1987-06-25 1990-12-04 Columbian Chemicals Co. Stable K2 FE22 O34 potassium ferrite phase and method of manufacture
DE3721767A1 (de) * 1987-07-01 1989-01-12 Bayer Ag Verfahren zur herstellung feinteiliger bariumhexaferritpigmente aus halogenidschmelzen sowie die verwendung derartig hergestellter bariumhexaferritpigmente
DE3724379A1 (de) * 1987-07-23 1989-02-02 Bayer Ag Verfahren zur herstellung feinteiliger magnetischer hexaferritpigmente
EP0310323B1 (en) * 1987-09-30 1993-08-18 Kabushiki Kaisha Toshiba Magnetic powder for high-density magnetic recording and magnetic recording medium using the same
DE3808861A1 (de) * 1988-03-17 1989-09-28 Bayer Ag Feinteilige kaliumhaltige magnetische hexaferritpigmente aus faellungsmagnetit, verfahren zur ihrer herstellung und deren verwendung
EP0397885B1 (en) * 1988-11-08 1995-02-01 TDK Corporation Magnetic powder, its production method, magnetic recording medium and magnetic recording method
FR2660650B1 (fr) * 1990-04-09 1993-01-08 Centre Nat Rech Scient Procede de preparation de particules d'hexaferrites.
US5378384A (en) * 1991-09-19 1995-01-03 Minnesota Mining And Manufacturing Company Process of making hexagonal magnetic ferrite pigment for high density magnetic recording applications
US5527603A (en) * 1992-10-13 1996-06-18 Konica Corporation Magnetic recording medium
US5616414A (en) * 1993-12-28 1997-04-01 Imation Corp. Hexagonal magnetic ferrite pigment for high density magnetic recording applications
AU701182B2 (en) * 1995-04-10 1999-01-21 Kyowa Chemical Industry Co., Ltd. Ultraviolet protective agent
DE69937086T2 (de) * 1998-03-13 2008-06-12 Dsm Ip Assets B.V. Genetisch veränderte, L-Sorbose Reduktase defiziente Mutanten
US8460456B2 (en) 2005-02-10 2013-06-11 Toda Kogyo Corporation Infrared reflecting black pigment, paint and resin composition
JP5315588B2 (ja) * 2005-02-10 2013-10-16 戸田工業株式会社 赤外線反射用黒色顔料、該赤外線反射用顔料を用いた塗料及び樹脂組成物
CN101115683B (zh) * 2005-02-10 2011-10-26 户田工业株式会社 红外线反射用黑色颜料、涂料和树脂组合物
JP5315589B2 (ja) * 2005-12-29 2013-10-16 戸田工業株式会社 赤外線反射用黒色顔料、該赤外線反射用顔料を用いた塗料及び樹脂組成物
HUE060218T2 (hu) * 2013-03-18 2023-02-28 6K Inc Eljárás többfázisú kompozit anyagok elõállítására mikrohullámú plazma eljárás alkalmazásával

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US3542685A (en) * 1966-07-01 1970-11-24 Nippon Electric Co Method of producing spinel type ferrites
FR2034119A1 (en) * 1969-02-07 1970-12-11 Ugine Kuhlmann Prepn of ferrites
NL7006084A (ko) * 1969-06-02 1970-12-04
US3634254A (en) * 1969-06-16 1972-01-11 Gen Motors Corp Method of coprecipitating hexagonal ferrites
DE2964645D1 (en) * 1978-11-18 1983-03-03 Dornier System Gmbh Process for the manufacture of hard-magnetic ferrite powder
JPS6012973B2 (ja) * 1980-05-08 1985-04-04 株式会社東芝 Ｂａ−フエライト粉末の製造方法
DE3132677A1 (de) * 1981-08-19 1983-03-17 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung feinteiliger hexagonaler ferrite sowie ihre verwendung zur herstellung magnetischer aufzeichnungstraeger
JPS5996532A (ja) * 1982-11-25 1984-06-04 Fuji Photo Film Co Ltd 磁気記録体
US4493874A (en) * 1983-03-08 1985-01-15 Tokyo Shibaura Denki Kabushiki Kaisha Production of a magnetic powder having a high dispersibility
US4473542A (en) * 1983-05-23 1984-09-25 Celanese Corporation Production of microcrystalline ferrimagnetic spinels
JPS60109021A (ja) * 1983-11-17 1985-06-14 Hitachi Maxell Ltd 磁気記録媒体

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JPS62100417A (ja) 1987-05-09
DE3537624A1 (de) 1987-04-23
EP0223050A2 (de) 1987-05-27
EP0223050A3 (de) 1988-11-23

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