PROBLEM TO BE SOLVED: To provide a method for manufacturing a composite particle by laminating a particle layer, wherein particles smaller than a nuclear particle and having a uniform particle size are regularly arranged, on the surface of the nuclear particle to cover the same without unevenly deforming the surface of the nuclear particle or grinding a plate-shaped nuclear particle.SOLUTION: The manufacturing method of the composite particle wherein particles B are regularly arranged on a part or the whole surface of a particle A includes a process for covering the surface of a particle A with an average particle size of 1-1,000 &mum with particles B of which the average particle size is below 1/5 or below that of the particle A and the coefficient of variation is 50% or below using 0.001-10 g/m2 of an aqueous liquid per the unit area of the particle A as a joining medium.COPYRIGHT: (C)2008,JPO&INPIT【課題】核粒子の表面が凹凸状に変形したり、板状の核粒子が粉砕されたりすることなく、核粒子の表面が、核粒子よりも小さく粒径の揃った粒子が規則的に配列した粒子層により被覆された複合化粒子の製造方法を提供すること。【解決手段】平均粒径が1~1000μmの粒子Aの表面に、平均粒径が該粒子Aの1/5以下、変動係数が50%以下の粒子Bを、粒子Aの単位表面積あたり0.001~10g/m2の水性液体を接合媒体として、被覆させる工程を含む、粒子Aの表面の一部又は全面に粒子Bが規則的に配列してなる複合化粒子の製造方法。【選択図】なし
