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硅酸盐通报 ›› 2017, Vol. 36 ›› Issue (1): 321-324.

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用于二苯并噻吩高效催化氧化多酸基复合材料的制备

王红菊;赵吉祥;刘娜;翟尚儒   

  1. 呼伦贝尔学院化学与化工学院,呼伦贝尔,021008;大连工业大学轻工与化学工程学院,大连,116034
  • 出版日期:2017-01-15 发布日期:2021-01-18
  • 基金资助:
    国家自然科学基金(21676039)

Preparation of High-performance HPW-based Catalyst for Dibenzothiophene Oxidation

WANG Hong-ju;ZHAO Ji-xiang;LIU Na;ZHAI Shang-ru   

  • Online:2017-01-15 Published:2021-01-18

摘要: 基于浸渍法制备得到磷钨酸均匀负载在五乙烯六胺修饰ZrSBA-15的多酸基催化材料;并借助XRD、N2-吸附/脱附等温线、FT-IR、TEM等测试手段对其结构进行了系统表征。以H2 O2作为氧化剂,所合成的多酸基复合材料在二苯并噻吩氧化反应中呈现优异催化性能,经6次循环使用后催化性能未有明显降低。

关键词: 氧化脱硫;多酸;催化;SBA-15

Abstract: A layer-by-layer stabilization strategy was employed to immobilize active tungstophosphoric acid onto pentaethylenehexamine-preloaded ZrSBA-15. The synthesized materials were characterized by XRD, N2 adsorption-desorpton isotherms, FT-IR and TEM, etc. Utilizing hydrogen peroxide as oxidant, the composite exhibited favorable performance toward the deep oxidation desulfurization of dibenzothiophene;and it could be reused at least six runs without discernible decrease in activity.

Key words: oxidization desulfurization;heteropolyacids;catalysis;SBA-15

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