METHOD OF MANUFACTURING POSITIVE ELECTRODE MATERIAL

• Main Authors: KOYAMA RIO, KINOSHITA YUI, TANAKA MAMI, AOKI MASASHI
• Format: Patent
• Language: English; Japanese
• Published: 16.10.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

To provide a method of manufacturing a positive electrode material capable of reducing an amount of a dispersion medium when slurry is generated.SOLUTION: A method of manufacturing a positive electrode material of a solid-state battery 1 includes: a first combining step of mixing a positive electrode active material PAM and a solid electrolyte SE to generate a first powder 21; and a second combining step of mixing the solid electrolyte SE to the first powder 21 under a stirring condition different from that of the first combining step to generate a second powder 22.SELECTED DRAWING: Figure 2 【課題】スラリーを生成する際の分散媒の量を低減可能な正極材の製造方法を提供する。【解決手段】固体電池１の正極材の製造方法であって、正極活物質ＰＡＭと固体電解質ＳＥとを混合して第１粉体２１を生成する第１複合化ステップと、第１複合化ステップとは異なる攪拌条件で、第１粉体２１に固体電解質ＳＥを混合して第２粉体２２を生成する第２複合化ステップと、を備える。【選択図】図２