Impact of polyacrylonitrile/polyurethane blend compatibility on the properties of blend membrane |
Authors: WANG Hai-bo1, QIU Guang-ming2, WANG Wei2, WANG Jia-li2, Li Ling2 |
Units: 1. Civil Engineering institute, Inner Mongolia University of Technology, 2.College of Energy and Power Engineering, Inner Mongolia University of Technology, Hohhot 010051 |
KeyWords: polyacrylonitrile(PAN); polyurethane(PU); blend; microporous membrane; compatibility |
ClassificationCode:TB324;TB332 |
year,volume(issue):pagination: 2015,35(6):67-71 |
Abstract: |
The blended microporous membrane of polyacrylonitrile and polyurethane was prepared by phase inversion method with N, N-dimethylacetamide as solvent. The influences of polymer compatibility on membrane structure and performance were studied. The results show that PAN/PU is partially compatible system;with blending ratio of 8:2 and the polymer mass fraction of 16%, the performance of the blended membrane is the best: The water flux is 773.2L/(m2h)and the retention rate is 87.7%.When blending ratio is in between 7:3 and 9:1, the membrane has good mechanical properties. |
Funds: |
国家自然科学基金项目(51263013);内蒙古自然科学基金(2011MS0802) |
AuthorIntro: |
王海博(1987-),女,陕西西安,主要研究方向:膜分离和水处理技术,E-mail:327947362@qq.com |
Reference: |
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