Suzuki et al., 1998 - Google Patents
Preparation of composite hollow fiber membranes of poly (ethylene oxide)-containing polyimide and their CO2/N2 separation propertiesSuzuki et al., 1998
- Document ID
- 1911209320243538830
- Author
- Suzuki H
- Tanaka K
- Kita H
- Okamoto K
- Hoshino H
- Yoshinaga T
- Kusuki Y
- Publication year
- Publication venue
- Journal of Membrane Science
External Links
Snippet
Composite hollow fiber membranes were prepared by a dry-jet wet spinning process using a double layer spinneret. These membranes were composed of a thin and dense outer-layer of poly (ethylene oxide)-containing polyimide and a sponge-like inner layer of other …
- 239000012528 membrane 0 title abstract description 94
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
- B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
- B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
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