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    • 7. 发明专利
    • Aromatic polyamide, aromatic polyamide film and laminate
    • 芳族聚酰胺,芳香族聚酰胺薄膜和层压板
    • JP2014139296A
    • 2014-07-31
    • JP2013245718
    • 2013-11-28
    • Toray Ind Inc東レ株式会社
    • MATSUI KAZUNAOMORIYAMA HIDEKI
    • C08G69/32C08J5/18
    • PROBLEM TO BE SOLVED: To provide a manufacturing method of an aromatic polyamide polymer achieving both of colorless transparency and solvent resistance to acetone, and to provide a molded article having high transparency, solvent resistance, low thermal expansion coefficient, high heat resistance and toughness.SOLUTION: There is provided an aromatic polyamide containing a structural unit expressed by the chemical formula (I) to (III), and a structural unit consisting of an aromatic dicarboxylic acid residue. There is also provided an aromatic polyamide film containing the aromatic polyamide, having resistance to acetone, light transmittance of a light with wavelength of 400 nm at a thickness 10 μm of 50% or more, a glass-transition temperature (Tg) of 230°C or higher, a Young modulus in at least one direction of 4 GPa or more, heat expansion coefficient in at least one direction at 100°C to 200°C of 50 ppm/°C or less.
    • 要解决的问题:提供一种对丙酮具有无色透明性和耐溶剂性的芳族聚酰胺聚合物的制造方法,并提供具有高透明性,耐溶剂性,低热膨胀系数,高耐热性和韧性的成型体。 解决方案:提供含有由化学式(I)至(III)表示的结构单元的芳族聚酰胺和由芳族二羧酸残基组成的结构单元。 还提供了含有芳香族聚酰胺的芳香族聚酰胺膜,耐丙酮性,厚度10μm为50μm以上的波长400nm的光的透光率为50%以上,玻璃化转变温度(Tg)为230° 以上,至少一个方向的杨氏模量为4GPa以上,100℃〜200℃下的至少一个方向的热膨胀系数为50ppm /℃以下。
    • 8. 发明专利
    • Fully aromatic polyamide film
    • 全芳香聚酰胺薄膜
    • JP2013129852A
    • 2013-07-04
    • JP2013078328
    • 2013-04-04
    • Toray Ind Inc東レ株式会社
    • MORIYAMA HIDEKI
    • C08J5/18C08G69/32
    • PROBLEM TO BE SOLVED: To obtain a fully aromatic polyamide film having a low thermal expansion coefficient and a high transparency using a material containing no chlorine atom in its polymer structure.SOLUTION: The fully aromatic polyamide film contains no chlorine atom in its polymer structure, wherein there is at least one pair of directions in which an average thermal expansion coefficient at 100-200 °C is 0 to 10 ppm/°C in both of one direction in a film surface and a direction perpendicular thereto, and wherein light transmittances of lights at all wavelengths from 400 to 500 nm are 80% or higher.
    • 要解决的问题:为了在其聚合物结构中使用不含氯原子的材料获得具有低热膨胀系数和高透明度的全芳族聚酰胺薄膜。解决方案:完全芳族聚酰胺薄膜在其聚合物结构中不含氯原子, 其中存在至少一对方向,其中在膜表面中的一个方向和垂直于其的方向上,100-200℃下的平均热膨胀系数为0至10ppm /℃,并且其中光透射率 400〜500nm波长的光均为80%以上。