Patent ID: 11174168

Abstract:
The invention relates to a mineral compound, referred to as synthetic mica, with formula At(Six-Ge1x)4MzO10(OH)2, wherein: A designates at least one monovalent interfoliar cation of a metal element, A having the formula Liw(1)Naw(2)Kw(3)Rbw(4)Cssw(5), each instance of w(i) representing a real number in the interval [0; 1], such that the sum of the instances of w(i) is equal to 1; t is a real number in the interval [0.3; 1]; x is a real number in the interval [0; 1]; M designates at least one divalent metal having the formula Mgy(1)Coy(2)Zny(3)Cuy(4)Mny(5)Fey(6)Niy(7)Cr, each instance of y(i) representing a real number in the interval [0; 1], such as the formula (A); and z is a real number in the interval [2.50; 2.85]. The invention also relates to a composition comprising such a compound and a method for preparing such a compound.