Patent ID: 6071332
Filing Date: 2000-06-06
Classification: C03C,C04B,C09D

Abstract:
A decorative preparation for producing gold-containing decorations, which comprises:a source of gold, andan organic binder and/or an inorganic component selected from the group consisting of a glass, an oxide, a silicate and an oxide- or silicate-forming precursor, with the exception of polyethylenimine-coated mica,which preparation contains, as the source of gold, a ligand-stabilized gold cluster in an amount of 0.01 to 40 wt. % calculated as golds,wherein the ligand-stabilized gold cluster has the formula Au.sub.55 (L).sub.12 X.sub.6/m, in whichL represents a ligand selected from the group consisting of a phosphane of the formula Ar.sup.1 P(Ar.sup.3)Ar.sup.2.wherein Ar.sup.1, Ar.sup.2 and Ar.sup.3 are identical or different aryl groups, andX represents an anion with the valency m.