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公开(公告)号:US07303609B2
公开(公告)日:2007-12-04
申请号:US10495266
申请日:2002-11-08
申请人: Tai-Shung Chung , Rong Wang , Ji Zhong Ren , Chun Cao , Ye Liu , Dong-Fei Li
发明人: Tai-Shung Chung , Rong Wang , Ji Zhong Ren , Chun Cao , Ye Liu , Dong-Fei Li
CPC分类号: D01F6/74 , B01D67/0011 , B01D69/02 , B01D69/08 , B01D71/64 , B01D2323/08 , B01D2323/12 , B01D2325/022 , D01D5/24 , Y10S55/05 , Y10T428/2913
摘要: A process for the manufacture of a polyimide hollow fibre comprising: (i) providing a dope solution comprising one or more polyimides dissolved in a solvent comprising 60-100 wt % N-methylpyrollidone and 0-40 wt % ethanol, (ii) providing a bore fluid, (iii) generating a tube of the dope solution filled with the bore fluid, (iv) bringing the product of step (iii) into contact with a coagulation solvent to form a hollow fiber.
摘要翻译: 一种制造聚酰亚胺中空纤维的方法,包括:(i)提供包含溶解在包含60-100重量%N-甲基吡咯烷酮和0-40重量%乙醇的溶剂中的一种或多种聚酰亚胺的涂料溶液,(ii)提供 (iii)产生填充有孔流体的涂料溶液管,(iv)使步骤(iii)的产物与凝固溶剂接触以形成中空纤维。