Pigment-aid-combination with enhanced colour properties

Black pigment additive combination (A) for coloring building materials comprises one or more inorganic black pigments and one or more organic additives, and has a color strength of >=110%, preferably 112%, according to the color test. Independent claims are included for: (1) a method for the prep...

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Bibliographische Detailangaben
Hauptverfasser:	Büchner, Gerald, Dipl.-Ing, Friedrich, Holger, Dr, Kischkewitz, Jürgen, Dr
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ADHESIVES ARTIFICIAL STONE CEMENTS CERAMICS CHEMISTRY COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDINGMATERIALS CONCRETE DYES LIME, MAGNESIA METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES PREPARATION OF CARBON BLACK REFRACTORIES SLAG TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES TREATMENT OF NATURAL STONE
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Beschreibung
Zusammenfassung:	Black pigment additive combination (A) for coloring building materials comprises one or more inorganic black pigments and one or more organic additives, and has a color strength of >=110%, preferably 112%, according to the color test. Independent claims are included for: (1) a method for the preparation of (A) comprising mixing inorganic black pigments with organic additives and optionally drying and/or powdering the obtained mixture; and (2) a method for coloring building materials using (A) comprising mixing building materials (0.1-10 wt.%) such as cement or asphalt with (A).