| 摘要 |
PURPOSE: A polyester resin composition useful as automobile head lamp is provided which has an improved coating property, thermal resistance and dimensional stability by mixing polybutylene terephthalate and polyethylene terephthalate, and introducing Microtalc into the copolymer particles. CONSTITUTION: A polyester resin composition comprises 100 weight parts of aromatic polyester resin such as a copolymer containing 100 weight parts of polybutylene terephthalate and 10-100 weight parts of polyethylene terephthalate polymer or polyethylene copolymer, or 100 weight parts of copolymer of polybutylene terephthalate and polyethylene terephthalate and 5-30 weight parts of talc having 3-15 micrometer particle size. |
