| 摘要 |
<p>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 fibre.</p> |
