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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Bibliographic Details
Main Authors Büchner, Gerald, Dipl.-Ing, Friedrich, Holger, Dr, Kischkewitz, Jürgen, Dr
Format Patent
LanguageEnglish
French
German
Published 22.01.2020
Subjects
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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Summary: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).
Bibliography:Application Number: EP20060014867