Polyester resin composition and molded object

C - Chemistry – Metallurgy – 08 – L

Patent

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Details

C08L 67/02 (2006.01) C08K 9/06 (2006.01)

Patent

CA 2548450

A polyester resin composition giving a molded article which has the intact surface gloss even when exposed to high temperatures, is reduced in warpage, and has a high modulus and high heat resistance. The polyester resin composition comprises a polyalkylene terephthalate resin having an acid value of 30 µeq/g or lower and a lamellar compound. Molding this composition gives a molded article having those properties.

La présente invention concerne une composition de résine polyester permettant l'obtention d'un article moulé présentant un brillant de surface intact même lorsqu'il est exposé à de hautes températures, qui se caractérise par un gauchissement réduit ainsi que par un module élevé et une résistance thermique élevée. Cette composition de résine polyester comprend une résine de polyalkylène téréphtalate ayant une valeur acide inférieure ou égale à 30 µeq/g, ainsi qu'un composé lamellaire. Le moulage de cette composition permet d'obtenir un article moulé présentant ces propriétés.

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