IT8519578A0 - Particelle sferiche a distribuzione granulometrica ristretta di biossido di titanio ricoperto da uno strato uniforme di ossidi di ferro e processo per la loro preparazione - Google Patents

Particelle sferiche a distribuzione granulometrica ristretta di biossido di titanio ricoperto da uno strato uniforme di ossidi di ferro e processo per la loro preparazione

Info

Publication number
IT8519578A0
IT8519578A0 IT8519578A IT1957885A IT8519578A0 IT 8519578 A0 IT8519578 A0 IT 8519578A0 IT 8519578 A IT8519578 A IT 8519578A IT 1957885 A IT1957885 A IT 1957885A IT 8519578 A0 IT8519578 A0 IT 8519578A0
Authority
IT
Italy
Prior art keywords
preparation
titanium dioxide
size distribution
spherical particles
iron oxides
Prior art date
Application number
IT8519578A
Other languages
English (en)
Other versions
IT1183382B (it
Inventor
Matijevic Egon
Gherardi Paola
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Priority to IT19578/85A priority Critical patent/IT1183382B/it
Publication of IT8519578A0 publication Critical patent/IT8519578A0/it
Priority to KR1019860001077A priority patent/KR940003573B1/ko
Priority to US06/829,962 priority patent/US4675251A/en
Priority to JP61033108A priority patent/JPS61235464A/ja
Priority to CA000502209A priority patent/CA1236345A/en
Priority to DE8686301220T priority patent/DE3680216D1/de
Priority to EP86301220A priority patent/EP0192485B1/en
Application granted granted Critical
Publication of IT1183382B publication Critical patent/IT1183382B/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
    • C09C1/36—Compounds of titanium
    • C09C1/3607—Titanium dioxide
    • C09C1/3653—Treatment with inorganic compounds
    • C09C1/3661—Coating
    • 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
    • C09C1/36—Compounds of titanium
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J21/00—Catalysts comprising the elements, oxides, or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium, or hafnium
    • B01J21/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
    • B01J21/063—Titanium; Oxides or hydroxides thereof
    • 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
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • 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
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/30—Particle morphology extending in three dimensions
    • C01P2004/32—Spheres
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/51—Particles with a specific particle size distribution
    • 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
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • 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
    • 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
    • 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
    • C01P2004/86—Thin layer coatings, i.e. the coating thickness being less than 0.1 time the particle radius
    • 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
    • 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.]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Nanotechnology (AREA)
  • Composite Materials (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Compounds Of Iron (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
IT19578/85A 1985-02-20 1985-02-20 Partecelle sferiche a distribuzione granulometrica ristretta di biossi do di titanio ricoperto da uno strato uniforme di ossidi di ferro e processo per la loro preparazione IT1183382B (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT19578/85A IT1183382B (it) 1985-02-20 1985-02-20 Partecelle sferiche a distribuzione granulometrica ristretta di biossi do di titanio ricoperto da uno strato uniforme di ossidi di ferro e processo per la loro preparazione
KR1019860001077A KR940003573B1 (ko) 1985-02-20 1986-02-17 좁은 입자분포를 갖는 산화철의 일정한 층으로 피복된 이산화티탄의 구형입자 및 그의 제법
US06/829,962 US4675251A (en) 1985-02-20 1986-02-18 Spherical particles of titanium dioxide coated with a uniform layer of iron oxides having a narrow size distribution, and process for preparing the same
JP61033108A JPS61235464A (ja) 1985-02-20 1986-02-19 狭い寸法分布を有する酸化鉄の均一層で被覆した二酸化チタンの球状粒子及びその製造方法
CA000502209A CA1236345A (en) 1985-02-20 1986-02-19 Spherical particles of titanium dioxide coated with a uniform layer of iron oxides, having a narrow size distribution, and process for preparing the same
DE8686301220T DE3680216D1 (de) 1985-02-20 1986-02-20 Titandioxidteilchen und verfahren zu ihrer herstellung.
EP86301220A EP0192485B1 (en) 1985-02-20 1986-02-20 Titanium dioxide particles, and process for preparing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19578/85A IT1183382B (it) 1985-02-20 1985-02-20 Partecelle sferiche a distribuzione granulometrica ristretta di biossi do di titanio ricoperto da uno strato uniforme di ossidi di ferro e processo per la loro preparazione

Publications (2)

Publication Number Publication Date
IT8519578A0 true IT8519578A0 (it) 1985-02-20
IT1183382B IT1183382B (it) 1987-10-22

Family

ID=11159190

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19578/85A IT1183382B (it) 1985-02-20 1985-02-20 Partecelle sferiche a distribuzione granulometrica ristretta di biossi do di titanio ricoperto da uno strato uniforme di ossidi di ferro e processo per la loro preparazione

Country Status (7)

Country Link
US (1) US4675251A (it)
EP (1) EP0192485B1 (it)
JP (1) JPS61235464A (it)
KR (1) KR940003573B1 (it)
CA (1) CA1236345A (it)
DE (1) DE3680216D1 (it)
IT (1) IT1183382B (it)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1197814B (it) * 1986-09-16 1988-12-06 Montedison Spa Processo per la preparazione di biossido di titanio sotto forma di particelle sferiche per idrolisi di ti (iv)
DE3915496C1 (it) * 1989-05-12 1990-11-15 Bayer Ag, 5090 Leverkusen, De
DE4137764A1 (de) * 1991-11-16 1993-05-19 Merck Patent Gmbh Eisenoxidpigmente
JPH06227943A (ja) * 1993-02-02 1994-08-16 Seven Kagaku:Kk 皮膚化粧料
DE69333612T2 (de) * 1993-12-13 2005-09-29 Ishihara Sangyo Kaisha Ltd. Ultrafeine eisenhaltige Teilchen von Titandioxid des Rutiltyps und Verfahren zur Herstellung derselben
US5837050A (en) * 1995-08-11 1998-11-17 Ishihara Sangyo Kaisha, Ltd. Ultrafine iron-containing rutile titanium oxide and process for producing the same
US5871872A (en) * 1997-05-30 1999-02-16 Shipley Company, Ll.C. Dye incorporated pigments and products made from same
US5885343A (en) * 1997-05-30 1999-03-23 Shipley Company, L.L.C. Dyed silica pigments and products made from same
WO2001017667A1 (en) * 1999-09-09 2001-03-15 Eichrom Technologies, Inc. Method of preparing metal oxide particles
JP4660678B2 (ja) * 2001-06-18 2011-03-30 三井金属鉱業株式会社 白色磁性粉末及びその製造方法
DE102004032799A1 (de) * 2003-07-21 2005-02-17 Merck Patent Gmbh Effektpigmente mit einheitlicher Form und Grösse
US7858184B2 (en) * 2005-03-22 2010-12-28 Hitachi Metals, Ltd. Fine, TiO2-based titanium oxide-coated metal particles and their production method
DE102005019979A1 (de) * 2005-04-27 2006-11-02 Mitsubishi Polyester Film Gmbh Schwarze Folie aus thermoplastischem Polyester
CN100410333C (zh) * 2006-05-12 2008-08-13 南京钛白化工有限责任公司 氧化物包覆二氧化钛材料及其制备方法
EP2128095A4 (en) * 2007-01-05 2011-12-21 Tokyo Inst Tech SPHERICAL FERRITE NANOPARTICLES AND MANUFACTURING METHOD THEREFOR
US20090298617A1 (en) * 2008-05-28 2009-12-03 Bridgestone Sports Co., Ltd. Golf ball material and golf ball
CN103249782B (zh) * 2010-12-09 2015-05-20 默克专利股份有限公司 亮黑色颜料
EP2649134B1 (en) * 2010-12-09 2020-12-23 Merck Patent GmbH Magnetic pigments
CN105551709A (zh) * 2015-11-05 2016-05-04 上海大学 利用废弃硒鼓墨粉来制备γ-Fe2O3磁性材料的方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL42143C (it) * 1934-05-19
BE439907A (it) * 1939-10-04
US3115470A (en) * 1961-03-29 1963-12-24 Georgia Kaolin Co Magnetic material, magnetic impulse recording members, and methods of making magnetic material
DE1467482A1 (de) * 1965-12-18 1969-11-27 Pigment Chemie Gmbh Verfahren zur Herstellung eines fuer die Mattierung von Spinnfasern geeigneten Anatas-Pigmentes
GB1229441A (it) * 1967-07-06 1971-04-21
NL7004679A (it) * 1970-04-02 1971-10-05
GB1582956A (en) * 1976-07-30 1981-01-21 Ici Ltd Composite magnetic particles
US4241042A (en) * 1978-06-19 1980-12-23 Montedison S.P.A. Spherical titanium dioxide particles and process of manufacture
US4309480A (en) * 1980-02-28 1982-01-05 The Mearl Corporation Iron blue nacreous pigments
IT1161200B (it) * 1983-02-25 1987-03-18 Montedison Spa Processo e apparecchio per la preparazione di particelle di ossidi metallici monodisperse, sferiche, non aggregate e di dimensione inferiore al micron

Also Published As

Publication number Publication date
EP0192485B1 (en) 1991-07-17
US4675251A (en) 1987-06-23
EP0192485A2 (en) 1986-08-27
CA1236345A (en) 1988-05-10
KR940003573B1 (ko) 1994-04-25
EP0192485A3 (en) 1988-04-20
IT1183382B (it) 1987-10-22
JPS61235464A (ja) 1986-10-20
DE3680216D1 (de) 1991-08-22
KR860006720A (ko) 1986-09-13

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