B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
18/15
B01D 69/08 (2006.01) B01D 71/10 (2006.01) D01D 5/24 (2006.01)
Patent
CA 1321451
ABSTRACT OF THE DISCLOSURE A method for the production of a hollow fiber mem- brane by the steps of discharging a spinning dope through an annular spinning nozzle and, at the same time, introducing a non-coagulating liquid for the spinning dope into the cen- tral cavity in a hollow fiber of the spinning dope being discharged, and then introducing the discharged fiber of the spinning dope into a coagulating liquid thereby solidifying the discharged fiber into a hollow fiber membrane, which method is characterized by incorporating a surface modifying agent in said non-coagulating liquid thereby modifying the inner surface behavior of the produced hollow fiber mem- brane.
601140
Kashiwagi Nobuyoshi
Sakakibara Hiroki
Saruhashi Makoto
Sasaki Masatomi
Asahi Medical Co. Ltd.
Macrae & Co.
Terumo Kabushiki Kaisha
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