BLEND FOR PREPARING CERAMIC ORANGE-BROWN-COLOR PIGMENT Russian patent published in 2005 - IPC

Abstract RU 2255056 C1

FIELD: colored ceramics.

SUBSTANCE: invention concerns manufacture of ceramic pigments for decorating porcelain-faience and majolica articles. Blend for ceramic pigment contains SiO₂, Al₂O₃, V₂O₅, and K₂O in the form of baked diatomite-supported sulfovanadate catalyst composed of, wt %: SiO₂ 73.81, V₂O₅ 8.33, Al₂O₃ 5.95, K₂O 11.91. Blend additionally contains 5-15% MnO. Synthesis temperature of pigment is 800-950°C. Pigment is recommended for use in overglaze ceramic paints and to color glazes.

EFFECT: reduced expenses due to used industrial waste.

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RU 2 255 056 C1

Authors

Pogrebenkov V.M.

Sedel'Nikova M.B.

Nevolin V.M.

Chapskaja A.Ju.

Dates

2005-06-27—Published

2004-02-16—Filed