Positively charged membrane with various charged groups were prepared by in situ amination and phase inversion in which the amine-organic solution and bromomethylated poly(2,6-dimethyl-1,4-phenylene oxide) (BPPO) was cast and immerged into an ethanol coagulation bath. The separation performance and
β¦ LIBER β¦
A novel positively charged asymmetry membranes from poly(2,6-dimethyl-1,4-phenylene oxide) by benzyl bromination and in situ amination: membrane preparation and characterization
β Scribed by Beibei Tang; Tongwen Xu; Ming Gong; Weihua Yang
- Publisher
- Elsevier Science
- Year
- 2005
- Tongue
- English
- Weight
- 297 KB
- Volume
- 248
- Category
- Article
- ISSN
- 0376-7388
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## Abstract A series of anion exchange membranes with pyridinium groups were prepared by aminating 100% bromomethylated poly(2,6βdimethylβ1,4βphenylene oxide) with 4βvinylpyridine. These membranes exhibited higher ion exchange capacity, lower water uptake, lower area resistance, and better thermal
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