ITMI932170A1 - Pigmenti rossi diretti di ossido di ferro di colore puro, processo per la loro preparazione nonche' loro impiego - Google Patents

Pigmenti rossi diretti di ossido di ferro di colore puro, processo per la loro preparazione nonche' loro impiego

Info

Publication number
ITMI932170A1
ITMI932170A1 IT93MI002170A ITMI932170A ITMI932170A1 IT MI932170 A1 ITMI932170 A1 IT MI932170A1 IT 93MI002170 A IT93MI002170 A IT 93MI002170A IT MI932170 A ITMI932170 A IT MI932170A IT MI932170 A1 ITMI932170 A1 IT MI932170A1
Authority
IT
Italy
Prior art keywords
preparation
iron oxide
well
pure color
direct red
Prior art date
Application number
IT93MI002170A
Other languages
English (en)
Inventor
Klaus Lerch
Gunter Buxbaum
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
Publication of ITMI932170A0 publication Critical patent/ITMI932170A0/it
Publication of ITMI932170A1 publication Critical patent/ITMI932170A1/it
Application granted granted Critical
Publication of IT1270902B publication Critical patent/IT1270902B/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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/02—Oxides; Hydroxides
    • C01G49/06—Ferric oxide [Fe2O3]
    • 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
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • 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
    • C01P2006/60—Optical properties, e.g. expressed in CIELAB-values
    • 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
    • C01P2006/62—L* (lightness axis)
    • 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
    • C01P2006/63—Optical properties, e.g. expressed in CIELAB-values a* (red-green axis)
    • 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
    • C01P2006/64—Optical properties, e.g. expressed in CIELAB-values b* (yellow-blue axis)
    • 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
    • C01P2006/65—Chroma (C*)

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Paints Or Removers (AREA)

Abstract

La presente invenzione riguarda nuovi pigmenti rossi diretti di ossido di ferro di colore puro, un processo per la loro preparazione nonché il loro impiego per la colorazione nel settore delle vernici e del materiali sintetici.(Figura 3).
ITMI932170A 1992-10-23 1993-10-13 Pigmenti rossi diretti di ossido di ferro di colore puro, processo per la loro preparazione nonche' loro impiego IT1270902B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4235947A DE4235947A1 (de) 1992-10-23 1992-10-23 Farbreine Eisenoxid-Direktrotpigmente, Verfahren zu ihrer Herstellung sowie deren Verwendung

Publications (3)

Publication Number Publication Date
ITMI932170A0 ITMI932170A0 (it) 1993-10-13
ITMI932170A1 true ITMI932170A1 (it) 1995-04-13
IT1270902B IT1270902B (it) 1997-05-13

Family

ID=6471262

Family Applications (1)

Application Number Title Priority Date Filing Date
ITMI932170A IT1270902B (it) 1992-10-23 1993-10-13 Pigmenti rossi diretti di ossido di ferro di colore puro, processo per la loro preparazione nonche' loro impiego

Country Status (4)

Country Link
JP (1) JP3651919B2 (it)
DE (1) DE4235947A1 (it)
GB (1) GB2271767B (it)
IT (1) IT1270902B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0645437B1 (de) * 1993-09-23 1997-03-19 Bayer Ag Farbreine Eisenoxid-Direktrotpigmente, Verfahren zu ihrer Herstellung sowie deren Verwendung
DE10232069A1 (de) * 2002-07-16 2004-02-05 Sachtleben Chemie Gmbh Verfahren zur Herstellung von Eisenhydroxid, Eisenoxidhydrat oder Eisenoxid aus Filtersalzen der Dünnsäurerückgewinnung
CN101913656A (zh) * 2010-08-09 2010-12-15 铜陵瑞莱科技有限公司 钛白副产物硫酸亚铁制备氧化铁黄颜料的方法
BR112014007280A2 (pt) * 2011-09-30 2017-03-28 Lanxess Deutschland Gmbh processo para a produção de hematita finamente dividida; processo para a produção de pigmentos vermelhos de óxido de ferro; hematita finamente dividida; pigmento vermelho de óxido de ferro; uso de hematita finamente dividida; e processo para pintura dos produtos das indústrias
AU2015314215B2 (en) 2014-09-11 2018-02-22 Lanxess Deutschland Gmbh Red iron-oxide pigments with improved colour values
EP3219763B1 (de) 2016-03-16 2018-11-28 LANXESS Deutschland GmbH Verwendung von eisenoxid-rot-pigmenten in wässrigen präparationen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2556406A1 (de) * 1975-12-15 1977-06-16 Bayer Ag Verfahren zur kontinuierlichen herstellung von eisenoxidhydroxid
DE3440911C2 (de) * 1984-11-09 1997-08-21 Bayer Ag Verfahren zur Herstellung plättchenförmiger Eisenoxidpigmente
DE3500470A1 (de) * 1985-01-09 1986-07-10 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung heller farbreiner eisenoxidrotpigmente

Also Published As

Publication number Publication date
DE4235947A1 (de) 1994-04-28
JP3651919B2 (ja) 2005-05-25
JPH06211524A (ja) 1994-08-02
ITMI932170A0 (it) 1993-10-13
GB2271767A (en) 1994-04-27
IT1270902B (it) 1997-05-13
GB9321765D0 (en) 1993-12-15
GB2271767B (en) 1995-09-13

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971029