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Promotion Effect of Al on MCM-41 Supported Strong Solid Acid Materials
Author(s): 
Pages: 294-297
Year: Issue:  3
Journal: JOURNAL OF CHEMICAL ENGINEERING OF CHINESE UNIVERSITIES

Keyword:  固体超强酸介孔分子筛催化性能正丁烷异构化;
Abstract: 采用浆态直接浸渍-焙烧方法制备了铝促进的固体超强酸/介孔分子筛材料,并采用XRD、N2吸附、吡啶吸附IR、反应表征等方法对其结构及性能进行了表征.铝的引入有利于形成和稳定样品表面的B酸,有助于稳定表面硫物种,而样品的比表面和孔容随着铝的加入变化不大.添加适量的铝能够大大提高正丁烷异构化的催化活性.
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