HYDROUS OXIDE COATED TIO2 PIGMENT

A TiO2 base pigment is treated successively in slurry form at nearly neutral pH conditions with 1 to 4% silica, 4 to 9% alumina, 1 to 4% silica and 4 to 9% alumina. The resultant product is outstanding in hiding power without substantial sacrifice to other properties such as film integrity.

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Bibliographische Detailangaben
1. Verfasser:	ALVIN ALLEN
Format:	Patent
Sprache:	eng
Schlagworte:	ADHESIVES CHEMISTRY DYES METALLURGY MISCELLANEOUS APPLICATIONS OF MATERIALS MISCELLANEOUS COMPOSITIONS NATURAL RESINS PAINTS POLISHES PREPARATION OF CARBON BLACK TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS,TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES
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Beschreibung
Zusammenfassung:	A TiO2 base pigment is treated successively in slurry form at nearly neutral pH conditions with 1 to 4% silica, 4 to 9% alumina, 1 to 4% silica and 4 to 9% alumina. The resultant product is outstanding in hiding power without substantial sacrifice to other properties such as film integrity.