Hollow fiber, dope composition for forming hollow fiber, and...

Details Hollow fiber, dope composition for forming hollow fiber, and... Hollow fiber, dope composition for forming hollow fiber, and...

B - Operations, Transporting

01

D

B01D 71/64 (2006.01) B01D 63/02 (2006.01) B01D 67/00 (2006.01) B01D 69/08 (2006.01)

Patent

CA 2666101

Disclosed is a hollow fiber that includes a hollow positioned at the center of the hollow fiber, macropores positioned at adjacent to the hollow, and mesopores and picopores positioned positioned at adjacent to macropores, and the picopores are three dimensionally connected to each other to form a three dimensional network structure. The hollow fiber includes a polymer derived from polyamic acid, and the polyamic acid includes a repeating unit obtained from aromatic diamine including at least one ortho- positioned functional group with respect to an amine group and dianhydride.

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