FIELD: chemistry.
SUBSTANCE: invention can be used in production of heat-resistant pigments for decorating different articles made from porcelain, faience, glass and plastic. The method of producing an aluminium-nickel pigment involves preparation of starting reaction aqueous solutions containing an aluminium (III) salt and a nickel (II) salt, depositing a precursor product from the solution, separating from the solution, washing with water, drying and firing. The precipitation agent used is strongly basic anionite gel AV-17-8 in hydroxide form. Burning is carried out at temperature of 750°C.
EFFECT: invention enables to obtain a pigment with a blue colour based on spinels without using aggressive media, high temperatures and pressure.
4 dwg, 2 ex
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Authors
Dates
2013-05-20—Published
2012-01-10—Filed