会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 10. 发明专利
    • Manufacturing method for aromatic polyamide particle
    • 芳族聚酰胺颗粒的制备方法
    • JP2009046530A
    • 2009-03-05
    • JP2007211291
    • 2007-08-14
    • Teijin Ltd帝人株式会社
    • JOKAI MASAYUKIKUWABARA HIROAKI
    • C08J3/14
    • PROBLEM TO BE SOLVED: To provide a method of obtaining an aromatic polyamide particle from dope of an aromatic polyamide having a hydroxy group in an aromatic ring as a substituent.
      SOLUTION: Molding dope comprising a polyamide containing a repetition unit expressed by formula (1), an organic solvent and an inorganic salt, having 10 wt.% or more of polymer concentration, and showing optical anisotropy, is crushed in a poor solvent, is washed and is dried thereafter, in this manufacturing method for the wholly aromatic polyamide particle of the present invention.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 待解决的问题:提供一种从作为取代基的芳香族环中具有羟基的芳香族聚酰胺的涂料获得芳香族聚酰胺粒子的方法。 解决方案:包含含有由式(1)表示的重复单元的聚酰胺的聚酰胺,含有10重量%或更多的聚合物浓度并显示出光学各向异性的有机溶剂和无机盐的聚合物在不良状态下被粉碎 溶剂,然后在本发明的全芳族聚酰胺颗粒的制造方法中进行干燥。 版权所有(C)2009,JPO&INPIT