The flocculants are widely applied to wastewater treatment and circular utilization in textile, paper making, food processing ＆ fermentation, modification amphoteric, anionic, cationic and nonionic in water processing were reviewed.%絮凝剂广泛应用于纺织、造纸、食品加工与发酵、石油,医药、建筑材料、农林园艺、铸造,日用化工,农业和生活等污水的治理和循环利用中,因此,寻求与开发价格低廉、容易生物降解、无毒的、实施绿色化的天然改性絮凝剂越来越引起人们的关注.文章对天然改性两性型、阴离子型、阳离子型、非离子型高分子絮凝剂的研发情况及它们在水处理中的研究进展进行综述.
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