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Meta-aramid fibers are extensively used for its excellent flame retardance,thermostability,and radiation resistance.Howe......
系统研究了PVAF阴离子交换纤维对酸性橙Ⅱ的交换脱色特性及其主要影响因素。结果表明:PVAF对酸性梁料脱色能力强,再生简便。吸附平衡浓度与吸......