| 摘要 |
PURPOSE: A method for manufacturing modified powder without a separate dehydration process without additional installation is provided. CONSTITUTION: A method for manufacturing modified powder by drying comprises: a step of mixing powder with hydroxy group(-OH) and lauroyl lysine to a terminal in a reactor by dry; and a step of stirring the reactor to coat the lauroyl lysine on the surface of powder at 80-200°C. The powder is microparticle titanium oxide, microparticle silica, microparticle zinc oxide, barium sulphate, silk powder, talc, sericite, kaoline, titanium dioxide coating mica, calcium carbonate, magnesium carbonate, or magnesium sulfate. A cosmetic composition contains modified powder. |
