Patent ID: 9114364
Filing Date: 2015-08-25
Classification: B01D,D01D

Abstract:
1. A hollow fiber for adsorption or filtration, the hollow fiber comprising a tubular matrix having a first end and a second end, and a winding channel formed through the tubular matrix during spinning and coagulation and extending between the first end and the second end, the winding channel being a spiral having a pitch of 1 to 200 mm and a round opening having a diameter of 0.05 to 9.95 mm, wherein the tubular matrix is porous and has a surface-area-to-volume ratio of 10 to 20000 m 2 /m 3 , an outside diameter of 0.1 to 10 mm, and a length 10 to 90% that of the winding channel.