| 摘要 |
PURPOSE: A thermoplastic resin composition for laser marking is provided to improve heat resistance of a product and to apply to products such as vehicle, cellular phone, notebook, and key board. CONSTITUTION: A thermoplastic resin composition for laser marking contains: a graft copolymer having conjugated diene-based rubber latex, (meth)acrylic acid alkyl ester, aromatic vinyl compounds, and a vinyl cyan compound; an acryl copolymers containing compounds selected from acrylic monomer, aromatic vinyl monomer, and acrylonitrile monomers and acid anhydride; a thermoplastic elastomer; and a coloring agent containing pigment and dye.
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