| abstract |
A resin composition containing a coloring component having a regular structure composed of a polymer as a coloring principle in a matrix resin, and the temperature at which the color of the coloring component is erased is higher than a molding temperature of the matrix resin. A packaging structure in which a fibrous structure is used on at least a portion of the packaging structure to form a structure in which portions having different optical properties from the surface are periodically arranged.n n n n Resin composition, packaging structure, coloring component |