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纳米半导体光催化甲醇水溶液制乙二醇
PHOTOCATALYTIC PRODUCTION OF ETHYLENE GLYCOL FROM AQUEOUS METHANOL SOLUTION BY NANOMETER ZnS
【摘要】 采用主客体结构的纳米ZnS通过光催化法从甲醇水溶液选择性地合成了乙二醇(EG).考察了杂质成分和体系的稳定性,研究了光源、催化剂的温度处理、反应时间、溶液pH和主体分子等因素对EG选择性的影响.
【Abstract】 This paper reported that aqueous methanol can be selectively photocatalyzed by nanometer ZnS with host/guest structure to form ethylene glycol (EG). Beside the impurities and the reaction stability, factors which influence EG selectivity were investigated such as light source, temperature treatment of the catalyst, reaction time, solution pH and host molecules.
【关键词】 光催化;
纳米半导体;
硫化锌;
甲醇;
乙二醇;
【Key words】 Photocatalysis; Nanometer semiconductor; Zinc sulfide; Methanol; Ethylene glycol;
【Key words】 Photocatalysis; Nanometer semiconductor; Zinc sulfide; Methanol; Ethylene glycol;
【基金】 国家自然科学基金,中国科学院重大项目
- 【文献出处】 催化学报 ,CHINESE JOURNAL OF CATALYSIS , 编辑部邮箱 ,1998年06期
- 【分类号】O623.413
- 【被引频次】28
- 【下载频次】344