POLYAMIDE-IMIDE RESIN COMPOSITION, POLYAMIDE-IMIDE RESIN FILM, AND METHOD FOR CONTROLLING MORPHOLOGY OF POLYAMIDE-IMIDE RESIN COMPOSITION
To provide a polyamide-imide resin composition which controls compatibility, is colorless transparent, and is excellent in mechanical characteristics, and a film which is composed of the polyamide-imide resin composition.SOLUTION: A polyamide-imide resin composition contains a polyamide-imide resin...
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Zusammenfassung: | To provide a polyamide-imide resin composition which controls compatibility, is colorless transparent, and is excellent in mechanical characteristics, and a film which is composed of the polyamide-imide resin composition.SOLUTION: A polyamide-imide resin composition contains a polyamide-imide resin having at least a structural unit derived from an acid dianhydride, a structural unit derived from a carboxylic acid compound, and a structural unit derived from diamine, wherein a ratio of a structural unit derived from a 1,1'-bicyclohexane-3,3',4,4'-tetracarboxylic dianhydride to the whole structural unit derived from the acid dianhydride is more than 50 mol%, and a ratio of a structural unit derived from a carboxylic acid compound having an aromatic ring to the whole structural unit derived from the carboxylic acid compound is equal to or more than 50 mol%.SELECTED DRAWING: None
【課題】相溶性を制御した、無色透明であるとともに機械的特性に優れたポリアミドイミド樹脂組成物と、このポリアミドイミド樹脂組成物から成るフィルムを提供する。【解決手段】酸二無水物に由来する構造単位、カルボン酸化合物に由来する構造単位、及びジアミンに由来する構造単位を少なくとも有するポリアミドイミド樹脂を含むポリアミドイミド樹脂組成物であって、前記酸二無水物に由来する構造単位全体に対して、1,1'-ビシクロヘキサン-3,3',4,4'-テトラカルボン酸二無水物に由来する構造単位の割合が50mol%超であり、前記カルボン酸化合物に由来する構造単位全体に対して、芳香環を有するカルボン酸化合物由来の構造単位の割合が50mol%以上であるポリアミドイミド樹脂組成物。【選択図】なし |
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