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首页> 外文期刊>Journal of industrial and engineering chemistry >A novel approach to enhance the activity of H-form zeolite catalyst for production of hydroxymethylfurfural from cellulose
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A novel approach to enhance the activity of H-form zeolite catalyst for production of hydroxymethylfurfural from cellulose

机译:增强H型沸石催化剂从纤维素生产羟甲基糠醛的活性的新方法

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摘要

Promoted H-form zeolite was demonstrated as efficient catalyst for direct conversion of cellulose into hydroxymethylfurfural (HMF) in ionic liquid. Incorporation of alkali metal chlorides with zeolite was a novel approach to enhance the catalytic activity for the H-form zeolite. The reaction conditions were optimized for the highest HMF production by changing the alkali metal chloride/H-form zeolite catalytic system. Zeolite/LiCl system was the most effective catalyst used for production of HMF and other furan compounds. A proposed mechanism explaining the role of metal chlorides in increasing the acidity of system and accelerating the hydrolysis step of cellulose was explained.
机译:促进型H型沸石被证明是在离子液体中将纤维素直接转化为羟甲基糠醛(HMF)的有效催化剂。碱金属氯化物与沸石的结合是提高H型沸石催化活性的新方法。通过改变碱金属氯化物/ H型沸石催化体系,优化了反应条件以实现最高的HMF生产。沸石/ LiCl体系是用于生产HMF和其他呋喃化合物的最有效催化剂。提出了一个解释机理的解释,该机理解释了金属氯化物在增加系统酸度和加速纤维素水解步骤中的作用。

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