以Co(Ⅱ)为模板,通过邻苯二腈在SnO2纳米颗粒表面直接原位合成酞菁钴(Co(Ⅱ)Pc)/SnO2纳米复合材料,并采用XRD、TG-DTA、UV-V is和FT-IR等测试技术对合成产物进行了表征,同时对材料进行了可见光光催化反应实验。实验结果表明,采用原位合...以Co(Ⅱ)为模板,通过邻苯二腈在SnO2纳米颗粒表面直接原位合成酞菁钴(Co(Ⅱ)Pc)/SnO2纳米复合材料,并采用XRD、TG-DTA、UV-V is和FT-IR等测试技术对合成产物进行了表征,同时对材料进行了可见光光催化反应实验。实验结果表明,采用原位合成方法能够在SnO2纳米表面上原位生成Co(Ⅱ)Pc,在可见光照射下,复合材料首先由CoPc吸收可见光,激发电子通过Co—O键注入至纳米SnO2导带,并与O2气作用形成超氧自由基,在150 m in内使罗丹明B的可见光降解率达87.1%,且其催化活性经10次循环使用,稳定性较好。展开更多
1,4,8,11,15,18,22,25-octabutoxy phthalocyanine nickel(Ⅱ) was synthesized by refluxing 3,6-dibutoxy phthalonitrite with anhydrous nickel chloride in n-amyl alcohol solvent in the presence of 1,8-diazabicycloundec-7-en...1,4,8,11,15,18,22,25-octabutoxy phthalocyanine nickel(Ⅱ) was synthesized by refluxing 3,6-dibutoxy phthalonitrite with anhydrous nickel chloride in n-amyl alcohol solvent in the presence of 1,8-diazabicycloundec-7-ene(DBU).The product was characterized by elemental analysis.IR,UV-Vis and fluorescence emission spectra.The thermal stability was studied by TG and TDG.The redox potentials was measured using cyclic voltammetry(CV).展开更多
文摘以Co(Ⅱ)为模板,通过邻苯二腈在SnO2纳米颗粒表面直接原位合成酞菁钴(Co(Ⅱ)Pc)/SnO2纳米复合材料,并采用XRD、TG-DTA、UV-V is和FT-IR等测试技术对合成产物进行了表征,同时对材料进行了可见光光催化反应实验。实验结果表明,采用原位合成方法能够在SnO2纳米表面上原位生成Co(Ⅱ)Pc,在可见光照射下,复合材料首先由CoPc吸收可见光,激发电子通过Co—O键注入至纳米SnO2导带,并与O2气作用形成超氧自由基,在150 m in内使罗丹明B的可见光降解率达87.1%,且其催化活性经10次循环使用,稳定性较好。
文摘1,4,8,11,15,18,22,25-octabutoxy phthalocyanine nickel(Ⅱ) was synthesized by refluxing 3,6-dibutoxy phthalonitrite with anhydrous nickel chloride in n-amyl alcohol solvent in the presence of 1,8-diazabicycloundec-7-ene(DBU).The product was characterized by elemental analysis.IR,UV-Vis and fluorescence emission spectra.The thermal stability was studied by TG and TDG.The redox potentials was measured using cyclic voltammetry(CV).
