| abstract |
PROBLEM TO BE SOLVED: To provide an excellent appearance, surface gloss, black hue and weather resistance, no anisotropy in the strength of a molded product, excellent dimensional stability under heat, good elongation characteristics, and insulation properties. Is high. SOLUTION: The black polybutylene terephthalate resin composition contains a nigrosine dye and a perinone compound as colorants in the polybutylene terephthalate resin. |