| 摘要 |
PROBLEM TO BE SOLVED: To provide a polyester resin composition excellent in shock resistance, thermal aging resistance, low warpage property, hydrolysis resistance, fire resistance, weather resistance, appearance and the like and useful as for a wattmeter outer package.SOLUTION: A polyester resin composition for a wattmeter outer package contains 100 pts.mass of a polybutylene terephthalate resin (A), 20 to 80 pts.mass of a styrene copolymer (B), 0 to 30 pts.mass of a compatibilizer (C), 15 to 130 pts.mass of a reinforcement filler (D), 10 to 45 pts.mass of a bromine-based fire retardant (E) and 3 to 30 pts.mass of an antimony-based fire retardant assistant (F), 0.1 to 5 pts.mass of an acrylonitrile-styrene resin and 0.001 to 3 pts.mass of carbon black (H). |
