SEMI-AROMATIC POLYAMIDE RESIN COMPOSITION AND MOLDED ARTICLE CONTAINING SAME

• Main Authors: KAGEYAMA, Fumio, TAKIZAWA, Nobuhiro, WASHIO, Isao, AMANO, Akinori, EBATA, Hiroki, OGASAWARA, Hideto
• Format: Patent
• Language: English; French; German
• Published: 19.02.2020
• Subjects: CHEMISTRY; COMPOSITIONS BASED THEREON; COMPOSITIONS OF MACROMOLECULAR COMPOUNDS; METALLURGY; ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS

The present invention provides a semi-aromatic polyamide resin composition having exceptional impact resistance, fuel barrier properties, and injection moldability, as well as a molded article containing the same, through a semi-aromatic polyamide resin composition containing specific proportions of (A) a semi-aromatic polyamide comprising a dicarboxylic acid component comprising terephthalic acid and adipic acid and a diamine component having a linear aliphatic diamine having 4-10 carbon atoms, (B) a semi-aromatic polyamide comprising a dicarboxylic acid component having isophthalic acid and a diamine component having an aliphatic diamine having 4-15 carbon atoms, (C) an olefin polymer containing a specific amount of functional group structural units, and (D) a fibrous filler.