METHOD FOR PRODUCTION OF BICOLORED MOLDED ARTICLE, AND BICOLORED MOLDED ARTICLE OBTAINED BY THE METHOD

摘要

PROBLEM TO BE SOLVED: To provide a method for obtaining a bicolored molded article hardly generating warping in the production, by a bicolored molding process, of the article having the low peripheral wall of a recess such as the container body or lid of a powder compact, and also to provide the bicolored molded article obtained thereby.;SOLUTION: The bicolored molded article is provided with the flat plates 10a and 20a and ridge parts 10b and 20b formed on the peripheries thereof, and is formed by a bicolor molding in a thickness direction. In a primary molding, the height of the ridge parts 10b and 20b is set to be ≥2 mm but ≤8 mm, and a resin having a Vicat softening point of ≥98°C is used as a resin component for molding.;COPYRIGHT: (C)2005,JPO&NCIPI