湖北大学学报(自然科学版)
湖北大學學報(自然科學版)
호북대학학보(자연과학판)
2013年
3期
350-353,357
,共5页
向莹%钟书华%何瑜%宋功武
嚮瑩%鐘書華%何瑜%宋功武
향형%종서화%하유%송공무
Fe2O3纳米粒子复合纤维素膜%亚甲基蓝%类Fenton
Fe2O3納米粒子複閤纖維素膜%亞甲基藍%類Fenton
Fe2O3납미입자복합섬유소막%아갑기람%류Fenton
cellulose/Fe2 O3 nanocomposites fibers%methylene blue%Fenton-like
合成Fe2 O3纳米粒子复合纤维素膜.采用XRD、TEM和磁力线等多种方法对Fe2 O3纳米粒子复合纤维素膜的结构和性能进行表征,并研究Fe2 O3纳米粒子复合纤维素膜对亚甲基蓝的降解作用.结果表明:当溶液中 H2 SO4加量为25.8 mol/L、H2 O2加量为2.4 mol/L时,用5 g/L的复合纤维素膜对1.4×10-5 mol/L的亚甲基蓝溶液进行降解,25 min内降解率达到100%.
閤成Fe2 O3納米粒子複閤纖維素膜.採用XRD、TEM和磁力線等多種方法對Fe2 O3納米粒子複閤纖維素膜的結構和性能進行錶徵,併研究Fe2 O3納米粒子複閤纖維素膜對亞甲基藍的降解作用.結果錶明:噹溶液中 H2 SO4加量為25.8 mol/L、H2 O2加量為2.4 mol/L時,用5 g/L的複閤纖維素膜對1.4×10-5 mol/L的亞甲基藍溶液進行降解,25 min內降解率達到100%.
합성Fe2 O3납미입자복합섬유소막.채용XRD、TEM화자력선등다충방법대Fe2 O3납미입자복합섬유소막적결구화성능진행표정,병연구Fe2 O3납미입자복합섬유소막대아갑기람적강해작용.결과표명:당용액중 H2 SO4가량위25.8 mol/L、H2 O2가량위2.4 mol/L시,용5 g/L적복합섬유소막대1.4×10-5 mol/L적아갑기람용액진행강해,25 min내강해솔체도100%.
The cellulose/Fe2 O3 nanocomposites fibers were prepared by NaOH/urea aqueous solution with cotton linter pulp and FeCl2?4H2 O as reactants .The cellulose/Fe2 O3 nanocomposites fibers were characterized by X-ray diffraction (XRD) ,transmission electron microscopy (TEM ) ,and vibrating sample magnetometer (VSM ) .The degradation of methylene blue(MB) with cellulose/Fe2 O3 nanocomposites fibers was studied .The results showed that the degradation rate of MB could reach 100% in 25 min ,when addition dosage of H2 SO4 ,H2 O2 ,cellulose/Fe2 O3 nanocomposite fibers and MB were 25 .8 mol/L ,2 .40 mol/L ,5 .00 g/L ,1 .40 × 10-5 mol/L ,respectively .