CERAMIC PIGMENT Russian patent published in 1994 - IPC

Abstract RU 2013390 C1

FIELD: manufacture of ceramic pigments. SUBSTANCE: the pigment comprises (wt % ): 18.0-19.0 silicon oxide; 8.0-9.0 calcium oxide; 3.0-5.0 aluminium oxide; 18.0-20.0 chromium oxide; 40.0-41.5 ferrous oxide; 9.0-10.0 sodium oxide. The pigment characteristics: the firing temperature 750-800 C and the pigment green. EFFECT: improved properties of the pigment.

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RU 2 013 390 C1

Authors

Shchepochkina Julija Alekseevna

Dates

1994-05-30Published

1992-03-03Filed