| 摘要 |
PROBLEM TO BE SOLVED: To provide a method for manufacturing a molding material for a marble grain-like resin molded product, capable of molding the marble grain-like resin molded product nearer to a natural stone in hue and feeling. SOLUTION: A color pigment is charged in a thermoplastic resin and this thermoplastic resin, in which the color pigment is charged, is heated and melted to be kneaded by a kneading means. In the final stage of the kneading process or in an extrusion process after kneading, a pattern material for developing a marble grain pattern is charged. COPYRIGHT: (C)2005,JPO&NCIPI
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