Parts for vehicle electrical/electronic instrument home appliance office machine or household item

摘要

The present invention relates to parts for automobiles, electrical and electronic equipment, home appliances, office equipment or household goods made of a high heat-resistant polymer resin composition that can provide an eco-friendly biomass-containing synthetic resin exhibiting improved chemical resistance. The present invention provides a polyester copolymer comprising a residue of a dicarboxylic acid component containing terephthalic acid and a residue of a diol component containing dianhydrohexitol; Selected from the group consisting of unsaturated nitrile-diene rubber-aromatic vinyl graft copolymers, alkyl methacrylate-diene rubber-aromatic vinyl graft copolymers, and alkylmethacrylate-silicone / alkylacrylate graft copolymers One or more copolymers; And it provides a vehicle, electrical and electronic equipment, home appliances, office equipment, or household goods parts made of a high heat-resistant polymer resin composition excellent in chemical resistance including polytrimethylene terephthalate.