Study on the chemical structure and skin-core structure of polyacrylonitrile-based fibers during stabilization
β Scribed by Ming-yun Lv; He-yi Ge; Juan Chen
- Publisher
- Springer
- Year
- 2008
- Tongue
- English
- Weight
- 232 KB
- Volume
- 16
- Category
- Article
- ISSN
- 1022-9760
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## Abstract Polyacrylonitrile (PAN) hollow fibers were pretreated with ammonium dibasic phosphate, then further oxidized in air, carbonized in nitrogen, and activated with carbon dioxide. The effects of activation time of a precursor fiber on the microstructure, specific surface area, poreβsize dis
## Abstract Polyacrylonitrile (PAN) hollow fibers were pretreated with ammonium dibasic phosphate, oxidized in air, carbonized in nitrogen, and activated with carbon dioxide. The effects of the oxidation temperature of the PAN hollow fiber precursor on the microstructure, specific surface, pore siz