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    • 3. 发明申请
    • METHOD OF CONDITIONING MIXED LIQUOR USING A TANNIN CONTANING POLYMER
    • 使用鞣质聚合物调节混合液体的方法
    • WO2010053826A3
    • 2010-07-01
    • PCT/US2009062508
    • 2009-10-29
    • GEN ELECTRICWANG SIJINGVASCONCELLOS STEPHEN ROBERTWANG JIANQIU
    • WANG SIJINGVASCONCELLOS STEPHEN ROBERTWANG JIANQIU
    • C02F1/56C02F3/12
    • C02F1/56C02F3/1268Y02W10/15
    • Disclosed is a method of conditioning mixed liquor in a membrane bioreactor (MBR) system comprising adding an effective amount of a tannin containing polymer to the mixed liquor. Also disclosed is a method of improving flux in an MBR system comprising adding an effective amount of a tannin containing polymer to mixed liquor of the MBR. An effective amount of the tannin containing polymer may be added separately or in combination with other water soluble sludge filterability improvement polymers or sludge filterability improvement inorganic coagulants to the mixed liquor of the MBR. In one embodiment, the tannin containing polymer is a water soluble or dispersible copolymer of a tannin and a cationic monomer. In another embodiment, the tannin containing polymer is a water soluble or dispersible polymer of a tannin, a cationic monomer, and at least one monomer.
    • 公开了一种在膜生物反应器(MBR)系统中调节混合液的方法,包括向混合液中加入有效量的含单宁聚合物。 还公开了一种改善MBR系统中的通量的方法,包括向MBR的混合液中加入有效量的含单宁聚合物。 含有单宁含量的聚合物的有效量可以单独加入,也可以与其他水溶性污泥过滤性改进聚合物或污泥过滤性能改善无机凝结剂一起加入到MBR的混合液中。 在一个实施方案中,含有单宁的聚合物是单宁和阳离子单体的水溶性或可分散的共聚物。 在另一个实施方案中,含单宁的聚合物是单宁酸,阳离子单体和至少一种单体的水溶性或分散性聚合物。