TWO-COLOR MOLDED PRODUCT FOR LASER MARKING AND LASER MARKING METHOD

摘要

This invention provides a two-color molded product for laser marking, which, even when a support is black, can realize marking of characters, symbols, designs and the like with good contrast and, at the same time, has semi-permanent abrasion resistance, and a method for laser marking for the two-color molded products. The two-color molded product comprises at least a support and a cover covering the support. The support comprises a resin composition comprising (A) 100 parts by mass of a thermoplastic resin, (B) 0.0001 to 5 parts by mass of at least one specific energy absorbent selected from the group consisting of carbon black, titanium black, triiron tetraoxide, mica, carbonate, and metal silicates, and (C) 0 to 10 parts by mass of a coloring matter other than the component (B). The cover is formed of (D) a trasparent thermoplastic resin.