MANUFACTURING METHOD OF COMPOSITE PRECURSOR SOLUTION

To provide a manufacturing method of a composite precursor solution for easily manufacturing a metal composite in which different metal species are covalently bound via an element such as oxygen.SOLUTION: There is provided a manufacturing method of a composite precursor solution containing 2 or more kinds of metals, having a process shown in following (A), (B) and (C), in which oxidation reduction potential of a solution A obtained in the (A) process, E, oxydation reduction potential of a solution obtained in the (B) process E, and oxidation reduction potential of a mixture C in the (C) process, Emaintain the following formula (1) and the following formula (2). E≤E≤E(1) E≤E≤E(2) (A) a process for preparing a solution containing one kind of the 2 or more metals. (B) a process for preparing a solution containing a metal which is different kind from a metal used in the process (A). (C) a mixing process for preparing the mixture C by mixing the solution A obtained in the process (A) and the solution B obtained in the process (B).SELECTED DRAWING: None 【課題】異なった金属種が酸素等の元素を介して共有結合している金属複合物を容易に製造するための複合前駆体溶液の製造方法を提供する。【解決手段】２種以上の金属を含む複合前駆体溶液の製造方法であって、下記（Ａ）、（Ｂ）及び（Ｃ）に示す各工程を備え、前記（Ａ）工程で得られた溶液Ａの酸化還元電位ＥＡ、前記（Ｂ）工程で得られた溶液の酸化還元電位ＥＢ、及び前記（Ｃ）工程における混合液Ｃの酸化還元電位ＥＣが下記式（１）又は下記式（２）の関係を維持することを特徴とする複合前駆体溶液の製造方法。ＥＡ≦ＥＣ≦ＥＢ（１）ＥＢ≦ＥＣ≦ＥＡ（２）（Ａ）前記２種以上の金属のうち、１種を含む溶液を調製する工程（Ｂ）前記（Ａ）工程で用いた金属とは異なる種類の金属を含む溶液を調製する工程（Ｃ）前記（Ａ）工程で得られた溶液Ａと、前記（Ｂ）工程で得られた溶液Ｂとを混合して混合液Ｃを調製する混合工程【選択図】なし