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Ru/MCM-41催化葡萄糖加氢制备山梨醇的研究

张军 林鹿

食品工业科技Issue(12):409-411,3.
食品工业科技Issue(12):409-411,3.

Ru/MCM-41催化葡萄糖加氢制备山梨醇的研究

Study on hydrogenation of glucose into sorbitol by Ru/MCM-41 catalyst

张军 1林鹿1

作者信息

  • 1. 华南理工大学制浆造纸国家重点实验室,广东广州510640
  • 折叠

摘要

Abstract

Sorbitol was produced from glucose by hydrogenation reaction with MCM-41 molecular sieve supported Ru catalysts prepared by formaldehyde reduction process. Effects of various factors reaction temperature,reaction time,and recycling index of Ru/MCM-41 on glucose conversion and sorbitol yield were discussed. Experimental results had shown that the highest sorbitol yield of 94. 43% could be got at the temperature of 120℃ and reacted for 1. 5h when the glucose concentration was 10%,the amount of catalyst was 20%(calculating by the dosage of glucose),and the glucose conversion was as high as 100%. At the mean time,research on catalyst recyling had shown that Ru/MCM-41 was an ideal catalyst for hydrogenation of glucose,which could be recycled three or four times.

关键词

MCM-41/Ru/MCM-41/葡萄糖/氢化/山梨醇

Key words

MCM-41/Ru/MCM-41/glucose/hydrogenation/sorbitol

分类

轻工纺织

引用本文复制引用

张军,林鹿..Ru/MCM-41催化葡萄糖加氢制备山梨醇的研究[J].食品工业科技,2011,(12):409-411,3.

基金项目

国家自然科学基金 ()

教育部博士点基金 ()

863计划 ()

国家科技支撑计划 ()

973计划(2010CB732201)资助项目 ()

食品工业科技

OA北大核心CSCDCSTPCD

1002-0306

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