Asahi Kasei Kabushiki Kaisha

Asahi Kasei Chemicals Corporation

Tomoyo Kawamura

Masashi Okamoto

Katsushi Watanabe

Yasukazu Shikano

Kazunori Terada

Teruaki Sakuma

The present invention provides a polyamide resin composition including (A) a polyamide resin, (B) an alkali metal compound and/or an alkaline earth metal compound, and (C) one or more compounds selected from following (C1) to (C4): (C1) a salt of one or more metal elements selected from the group consisting of groups 3, 4, 11, 13, and 14 of periodic table, (C2) at least one organic heat stabilizer selected from the group consisting of a hindered phenol compound, a hindered amine compound, and an organic phosphorus compound, and (C3) a crystalline thermoplastic resin having a lower melting point than that of the component (A) and/or an amorphous thermoplastic resin having a lower Vicat softening point than that of the component (A), and (C4) an acid.

Polyamide resin composition, method for producing polyamide resin composition, and molded article

The present invention provides a molded article comprising a polyamide resin composition, wherein (the average concentration of alkali metal and/or alkaline earth metal elements in a region within a depth of 3 &#x3bc;m from the surface of the molded article)/(the average concentration of alkali metal and/or alkaline earth metal elements in a region except for the region within a depth of 3 &#x3bc;m from the surface of the molded article)&#x3e;2.

Molded article comprising polyamide resin composition

Polyamide resin composition and molded product

The polyamide resin composition of the present invention contains (A) a polyamide resin, (B) a glass fiber including a compound having a carboxylic anhydride-containing unsaturated vinyl monomer, the compound being on at least a part of a surface of the glass fiber, and (C) a copolymer including a carboxylic anhydride-containing unsaturated vinyl monomer and having a glass transition temperature Tg of higher than 0&#xb0; C.

Polyamide resin composition and molded body

Growing community of inventors

Tokyo, Japan

Tomoyo Kawamura