| abstract |
Biodegradable resin particles having recesses on the surface of the particles and hollow portions inside the particles. The biodegradable resin particles of the present invention are cosmetics, external agents such as non-medicinal products, matting agents for paints, coating materials such as powder paints, rhology modifiers, blocking inhibitors, slippering agents, and the like. It can be used as a light diffusing agent, an auxiliary agent for sintering and molding fine ceramics, a filler for adhesives, a medical diagnostic inspection agent, a resin composition such as an automobile material and a building material, and an addition thereof to a molded product. Among them, it can be suitably used by being blended in cosmetics, external agents such as quasi-drugs, matting agents for paints, coating materials such as powder paints, and anti-blocking agents for packaging materials such as foods and drinks. |