| 摘要 |
PURPOSE:To readily obtain small amounts of multi-colored kind of particles and molded articles in a simple apparatus by blending and coloring a preliminary foamed particle of resin with dye, etc., dispersed and blended into an organic solvent. CONSTITUTION:A dye or pigment or mixture thereof dissolved or dispersed and blended into an organic solvent is blended and colored with a preliminary foamed particle of polyolefin based resin. As the organic solvent, an organic solvent capable of dissolving or swelling the polyolefin based resin is used. The preliminarily foamed particle of polyolefin based resin is preferably used by applying antistatic treatment thereto. The colored and preliminarily foamed particle is packed into a mold, heated and fused to provide the molded article. |
