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    • 35. 发明申请
    • METHOD FOR REGULATING THE STRUCTURE AND PROPERTIES OF THE COMPOSITE NANOABSORBENT
    • 用于调节复合纳米粒子的结构和性能的方法
    • US20140120253A1
    • 2014-05-01
    • US13818834
    • 2011-11-04
    • Bingcai PanJing WangShujuan ZhangLu LvWeiming Zhang
    • Bingcai PanJing WangShujuan ZhangLu LvWeiming Zhang
    • B01J20/32
    • B01J20/3295B01J20/06B01J20/267B01J20/321B01J20/3236C02F1/288C02F2101/103C02F2101/20C02F2305/08
    • A method for regulating the structure and properties of the composite nanoabsorbent is provided. This method uses nanoporous chloromethylated polystyrene-divinylbenzene beads as the support material and adopts in situ precipitation method to load dissociative functional nanoparticles thereon; the composite nanoabsorbent of different absorption capacity and absorption speed can be prepared through regulating the pore structure, which is realized herein by means of starting crosslinking reactions through heating chloromethylated beads under existence of the swelling agent and the catalyst; through changing the proportions of different components in the reaction system, modes of heating and time of reaction, the polymer support with different pore structures can be prepared. This invention can successfully regulate the distribution and size of inorganic nanoparticles; the composite nanomaterials prepared by the resin of different degrees of crosslinking present different structures and properties, and the specific structure and properties can be selected in order to meet practical requirements.
    • 提供了一种用于调节复合纳米吸收剂的结构和性能的方法。 该方法采用纳米多氯甲基化聚苯乙烯 - 二乙烯基苯珠作支撑材料,采用原位沉淀法在其上负载解离功能纳米粒子; 可以通过调节孔结构来制备不同吸收容量和吸收速度的复合纳米吸收剂,这是通过在溶胀剂和催化剂存在下加热氯甲基化珠来开始交联反应而实现的; 通过改变反应体系中不同组分的比例,加热方式和反应时间,可制备不同孔结构的聚合物载体。 本发明可以成功调节无机纳米颗粒的分布和尺寸; 由不同交联度的树脂制备的复合纳米材料具有不同的结构和性能,可以选择具体的结构和性能,以满足实际需要。