IT1079680B - Procedimento per produrre pigmenti di ossido di ferro con migliorata resistenza all'ossidazione - Google Patents

Procedimento per produrre pigmenti di ossido di ferro con migliorata resistenza all'ossidazione

Info

Publication number
IT1079680B
IT1079680B IT49678/77A IT4967877A IT1079680B IT 1079680 B IT1079680 B IT 1079680B IT 49678/77 A IT49678/77 A IT 49678/77A IT 4967877 A IT4967877 A IT 4967877A IT 1079680 B IT1079680 B IT 1079680B
Authority
IT
Italy
Prior art keywords
iron oxide
oxidation resistance
oxide pigments
producing iron
improved oxidation
Prior art date
Application number
IT49678/77A
Other languages
English (en)
Italian (it)
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Application granted granted Critical
Publication of IT1079680B publication Critical patent/IT1079680B/it

Links

Classifications

    • 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
    • G11B5/706—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
    • G11B5/70647—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 with a skin
    • 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
    • G11B5/70684—Ferro-ferrioxydes
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
    • 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
    • C01P2006/32—Thermal properties
    • C01P2006/37—Stability against thermal decomposition

Landscapes

  • Health & Medical Sciences (AREA)
  • Dermatology (AREA)
  • General Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
IT49678/77A 1976-06-04 1977-06-02 Procedimento per produrre pigmenti di ossido di ferro con migliorata resistenza all'ossidazione IT1079680B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2625106A DE2625106C2 (de) 1976-06-04 1976-06-04 Eisenoxidschwarz-Pigmente mit verbesserter Oxidationsbeständigkeit und Verfahren zu ihrer Herstellung

Publications (1)

Publication Number Publication Date
IT1079680B true IT1079680B (it) 1985-05-13

Family

ID=5979805

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49678/77A IT1079680B (it) 1976-06-04 1977-06-02 Procedimento per produrre pigmenti di ossido di ferro con migliorata resistenza all'ossidazione

Country Status (5)

Country Link
US (1) US4082905A (US06168776-20010102-C00028.png)
DE (1) DE2625106C2 (US06168776-20010102-C00028.png)
FR (1) FR2353619A1 (US06168776-20010102-C00028.png)
GB (1) GB1564569A (US06168776-20010102-C00028.png)
IT (1) IT1079680B (US06168776-20010102-C00028.png)

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US4209412A (en) * 1978-05-22 1980-06-24 Hercules Incorporated Process for producing nonstoichiometric ferroso-ferric oxides
JPS5915154B2 (ja) * 1979-05-21 1984-04-07 東邦顔料工業株式会社 安定な無機顔料組成物を製造する方法
US4375373A (en) * 1978-12-29 1983-03-01 Toro Ganryo Kogyo Co., Ltd. Method of coating inorganic pigments (ultramarine and bronze powder) with dense amorphous silica
US4299635A (en) * 1979-03-23 1981-11-10 Theodore Dickerson Flow characteristics of synthetic iron oxide
DE2916403A1 (de) * 1979-04-23 1980-11-06 Basf Ag Nadelfoermiges magnetisches eisenoxid und verfahren zu seiner herstellung
US4205996A (en) * 1979-04-26 1980-06-03 Scm Corporation CoO Free black spinel ceramic pigment containing NiO, Fe2 O3 and Cr2 O3
JPS55149138A (en) * 1979-05-11 1980-11-20 Tdk Corp Iron oxide hydrate containing silicon and phosphorus, and its manufacture
JPS55149137A (en) * 1979-05-11 1980-11-20 Tdk Corp High performance high coercive force powder and its manufacture
US4544612A (en) * 1982-09-22 1985-10-01 Nippon Telegraph & Telephone Public Corporation Iron oxide magnetic film and process for fabrication thereof
CN85102464B (zh) * 1985-04-01 1988-03-16 山东省新材料研究所 黑色陶瓷制品原料的生产方法及其制品
FR2605011B1 (fr) * 1986-10-10 1988-12-30 Rhone Poulenc Chimie Pigments colores, notamment pigments magnetiques, leurs procedes de preparation et leurs applications, notamment a la preparation de poudres de developpement.
US5084342A (en) * 1988-04-28 1992-01-28 Konica Corporation Magnetic recording medium
US5080718A (en) * 1989-02-23 1992-01-14 Engelhard Corporation Inorganic pigments of the empirical formula Ax By Cz
JP2784794B2 (ja) * 1989-04-20 1998-08-06 戸田工業 株式会社 磁性酸化鉄粒子粉末
US5199983A (en) * 1989-05-30 1993-04-06 Toda Kogyo Corp. Black pigment particles
EP0443840B1 (en) * 1990-02-21 1995-04-19 Toda Kogyo Corp. Superparamagnetic fine particles of iron oxide and magnetic recording media containing said particles
DE4024566A1 (de) * 1990-08-02 1992-02-06 Bayer Ag Synthetisches pigment mit dem farbton der natuerlichen ungebrannten umbra sowie dessen verwendung
JP2925709B2 (ja) * 1990-10-31 1999-07-28 戸田工業株式会社 磁気記録用針状磁性酸化鉄粒子粉末の製造法
EP0566790B1 (en) * 1992-04-23 1996-08-07 Toda Kogyo Corp. Magnetic powder and magnetic toner
US5648170A (en) * 1993-04-27 1997-07-15 Toda Kogyo Corporation Coated granular magnetite particles and process for producing the same
JPH07106110A (ja) * 1993-10-06 1995-04-21 Yasunori Takahashi ボンド磁石製造用粉末組成物、磁気異方性永久磁石及び磁気異方性永久磁石の製造法
JP3129593B2 (ja) * 1994-01-12 2001-01-31 川崎定徳株式会社 希土類・鉄・ボロン系燒結磁石又はボンド磁石の製造法
JPH07272913A (ja) * 1994-03-30 1995-10-20 Kawasaki Teitoku Kk 永久磁石原料、その製造法及び永久磁石
US5837051A (en) * 1994-12-27 1998-11-17 Bayer Ag Process for the thermal treatment of iron oxides in a circulating fluidized bed
DE19520398B4 (de) * 1995-06-08 2009-04-16 Roche Diagnostics Gmbh Magnetisches Pigment
KR100463475B1 (ko) 1995-06-08 2005-06-22 로셰 디아그노스틱스 게엠베하 자기성피그먼트
JPH10101339A (ja) * 1996-09-27 1998-04-21 Titan Kogyo Kk マグネタイト粒子粉末及びその製造方法並びにその応用
DE19642534C2 (de) * 1996-10-15 1998-10-15 Bayer Ag Magnetitteilchen, bestehend aus magnetischen Eisenoxid, Verfahren zur Herstellung und dessen Verwendung
DK0961653T3 (da) 1997-01-21 2003-03-31 Grace W R & Co Silicaadsorbent på magnetisk substrat
JPH10241148A (ja) * 1997-02-28 1998-09-11 Toda Kogyo Corp 磁気記録媒体
DE19743518A1 (de) * 1997-10-01 1999-04-15 Roche Diagnostics Gmbh Automatisierbare universell anwendbare Probenvorbereitungsmethode
US20020187889A1 (en) * 1999-10-28 2002-12-12 Lauf Robert J. Mixed oxide nanoparticles and apparatus for making same
CZ20021608A3 (cs) * 1999-11-17 2003-06-18 Roche Diagnostics Gmbh Magnetické skleněné částice, metody jejich přípravy a použití
WO2003053853A1 (fr) * 2001-12-12 2003-07-03 Mitsui Mining And Smelting Co., Ltd. Particule d'oxyde composite noir et son procede de production
US7166680B2 (en) * 2004-10-06 2007-01-23 Advanced Cardiovascular Systems, Inc. Blends of poly(ester amide) polymers
DE102004060044A1 (de) * 2004-12-14 2006-06-29 Lanxess Deutschland Gmbh Farbstarke, reduktions- und oxidationsstabile Eisenoxidschwarzpigmente zur Einfärbung von Kunst- und Baustoffen
DE102005019979A1 (de) * 2005-04-27 2006-11-02 Mitsubishi Polyester Film Gmbh Schwarze Folie aus thermoplastischem Polyester
DE102006008244A1 (de) * 2006-02-22 2007-09-06 Giesecke & Devrient Gmbh Druckfarbe für den Sicherheitsdruck
TW201113523A (en) * 2009-08-31 2011-04-16 Mbio Diagnostics Inc Integrated sample preparation and analyte detection
WO2014018035A1 (en) * 2012-07-26 2014-01-30 Empire Technology Development Llc Hydrophilic paints using pigments coated with anti-oxidants
CN103289444B (zh) * 2013-05-23 2014-12-31 铜陵瑞莱科技有限公司 一种抗紫外线耐酸氧化铁黑颗粒的制备方法
CN106916482B (zh) * 2017-03-15 2020-10-13 浙江华源颜料股份有限公司 一种耐热型氧化铁黄颜料及其制备方法
CN107033656A (zh) * 2017-05-02 2017-08-11 湖州师范学院 一种耐热型氧化铁黄颜料及其制备方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2296638A (en) * 1938-12-08 1942-09-22 Du Pont High surface hiding pigment material and process of making the same
US2885366A (en) * 1956-06-28 1959-05-05 Du Pont Product comprising a skin of dense, hydrated amorphous silica bound upon a core of another solid material and process of making same
CH447131A (de) * 1965-02-04 1967-11-30 Wolfen Filmfab Veb Verfahren zur Stabilisierung von Konstitutionswasser enthaltenden Eisenoxiden, die vorzugsweise als Ausgangsmaterial für Magnetogrammträger geeignet sind
GB1122637A (en) * 1965-10-20 1968-08-07 Wolfen Filmfab Veb Process for the stabilisation of iron oxides containing water of constitution
GB1336292A (en) * 1970-01-15 1973-11-07 Laporte Industries Ltd Treatment of oxide pigments
FR2180575B1 (US06168776-20010102-C00028.png) * 1972-04-21 1978-05-12 Anvar
DE2243231C2 (de) * 1972-09-01 1982-01-28 Basf Ag, 6700 Ludwigshafen Verfahren zur Herstellung von Cobalt-dotiertem γ-Eisen(III)oxid
US3946134A (en) * 1973-07-23 1976-03-23 The Harshaw Chemical Company Method of encapsulating particles and the resultant product
US3931025A (en) * 1973-09-21 1976-01-06 Bayer Aktiengesellschaft Magnetic iron oxides with improved orientability and a process for their production

Also Published As

Publication number Publication date
FR2353619A1 (fr) 1977-12-30
GB1564569A (en) 1980-04-10
DE2625106C2 (de) 1982-03-11
DE2625106A1 (de) 1977-12-15
FR2353619B1 (US06168776-20010102-C00028.png) 1982-07-16
US4082905A (en) 1978-04-04

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