| abstract |
The present invention is to provide an easy production method of powder cosmetics having improved practical characteristics such as extensibility on the skin, adhesion, feeling of particulate fineness, and long-lasting property, and having improved impact resistance. A production method of a powder cosmetic comprising; mixing powder component and oil component as a binder with a mixing apparatus, wherein the mixing apparatus is a facing rotor type mixing apparatus having a first rotor with a plurality of blades and a second rotor with a plurality of blades in a mixing chamber, in which the first rotor and the second rotor face each other and have rotating shafts on same axis line, and in the facing rotor type mixing apparatus, raw materials are fed into an introduction opening on a first rotor side, the raw materials are mixed by rotating the first rotor and the second rotor in same or opposite directions to each other, and the mixed raw materials are discharged from a discharge opening on a second rotor side. |