Novel brown pigment based on iron/aluminium mixed oxides and process for its preparation

The present invention relates to novel brown pigments based on iron/aluminium mixed oxides, which also have a saturated, neutral brown colour shade when lightened with white pigments. The invention also relates to a process for the preparation of these pigments and to their use.

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Bibliographische Detailangaben
Hauptverfasser:	FRANZ,GERHARD,.DR, PFLUGMACHER,INGO,.DR, PUETTBACH,EGBERT,.DR, RADEMACHERS,JAKOB,.DR
Format:	Patent
Sprache:	eng ; ger
Schlagworte:	ADHESIVES ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS BASED THEREON COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE DYES LIME, MAGNESIA METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS ORGANIC MACROMOLECULAR COMPOUNDS PAINTS POLISHES PREPARATION OF CARBON BLACK REFRACTORIES SLAG THEIR PREPARATION OR CHEMICAL WORKING-UP TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES TREATMENT OF NATURAL STONE USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS
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Beschreibung
Zusammenfassung:	The present invention relates to novel brown pigments based on iron/aluminium mixed oxides, which also have a saturated, neutral brown colour shade when lightened with white pigments. The invention also relates to a process for the preparation of these pigments and to their use.