Bismuth oxychloride nacreuous pigment having improved weather fastness and the production thereof

Bismuth oxychloride nacreous pigment coated with a rare earth metal compound is described. The coated pigment is prepared by adding a rare earth metal salt solution to a suspension of bismuth oxychloride pigment crystals to form a further suspension containing the pigment crystals and cerium hydroxi...

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Hauptverfasser: VENTURINI, MICHAEL T., II, JUBY, ROBERT M, II, EBERTS, ROBERT E
Format: Patent
Sprache:eng ; fre ; ger
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