典型文献
Anchoring of 10-phenylphenothiazine to mesoporous silica materials:A water compatible organic photocatalyst for the degradation of pollutants
文献摘要:
The application of organic photocatalysts towards the oxidation of pollutants in water is hampered by dif-ferent limitations such as their insolubility in the media.Herein,we report that the grafting of a photo-organocatalyst into mesoporous silica materials is an ideal approach to obtain effective catalysts.Thereby,the photocatalyst 10-phenylphenothiazine(PTH)was easily anchored into three different mesoporous silica-based materials(MSN,MSU-2 and SBA-15)with different particle sizes and pore sizes through an amide bond formation.The materials were characterized using IR analysis,solid-state X-ray diffraction,porosity and microscopy(SEM and TEM)techniques,showing that PTH is immobilized inside the pores of the materials and its optical properties are maintained after the anchoring.Although homogeneous PTH was inactive in water media,the three photocatalytic materials were active for the degradation of pollutants.SBA-15-AP-PTH exhibited the highest catalytic performance towards the degradation of ac-etaminophen and diclofenac under solar irradiation,finding in this manner a new strategy for the decon-tamination of pollutants.
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中图分类号:
作者姓名:
Daniel González-Mu?oz;Almudena Gómez-Avilés;Carmen B.Molina;Jorge Bedia;Carolina Belver;Jose Alemán;Silvia Cabrera
作者机构:
Organic Chemistry Department,Science Faculty,Universidad Autónoma de Madrid,28049 Madrid,Spain;Chemical Engineering Department,Science Faculty,Universidad Autónoma de Madrid,28049 Madrid,Spain;Institute for Advanced Research in Chemical Sciences(IAdChem),Universidad Autónoma de Madrid,28049 Madrid,Spain;Inorganic Chemistry Department,Science Faculty,Universidad Autónoma de Madrid,28049 Madrid,Spain
文献出处:
引用格式:
[1]Daniel González-Mu?oz;Almudena Gómez-Avilés;Carmen B.Molina;Jorge Bedia;Carolina Belver;Jose Alemán;Silvia Cabrera-.Anchoring of 10-phenylphenothiazine to mesoporous silica materials:A water compatible organic photocatalyst for the degradation of pollutants)[J].材料科学技术(英文版),2022(08):134-143
A类:
phenylphenothiazine,insolubility,organocatalyst,decon,tamination
B类:
Anchoring,mesoporous,silica,materials,water,compatible,organic,degradation,pollutants,application,photocatalysts,towards,oxidation,hampered,limitations,such,their,media,Herein,report,that,grafting,into,ideal,approach,obtain,effective,Thereby,PTH,was,easily,anchored,three,different,MSN,MSU,SBA,particle,sizes,through,amide,bond,formation,were,characterized,using,analysis,solid,state,ray,diffraction,porosity,microscopy,TEM,techniques,showing,immobilized,inside,pores,its,optical,properties,are,maintained,after,anchoring,Although,homogeneous,inactive,photocatalytic,AP,exhibited,highest,performance,etaminophen,diclofenac,under,solar,irradiation,finding,this,manner,new,strategy
AB值:
0.523794
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