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首页> 外文期刊>Journal of Materials Science >ZEOLITIC MATERIALS AS CATALYSTS FOR ORGANIC SYNTHESES [Review]
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ZEOLITIC MATERIALS AS CATALYSTS FOR ORGANIC SYNTHESES [Review]

机译:沸石材料作为有机合成催化剂[综述]

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摘要

The major applications of zeolitic materials are as cation exchangers, selective adsorbents, catalysts and catalyst supports (mainly in catalytic cracking, hydroisomerization and aromatics processing). Their use in the synthesis of hydrocarbon intermediates and fine chemicals is at an earlier stage of research, although several international reunions and reviews have already shown the improvement achieved by using these solids in conventional catalytic processes. This improvement is found mainly in activity, selectivity and environmental concerns, new more environmentally friendly routes having been found for processes which previously produced undesirable side reactions or high amounts of environmentally hazardous residues (with the subsequent economic considerations). More than a hundred references form the main body of the present piece of work, which has three major objectives, the first of which is to outline the main properties of zeolitic materials in relation to their use as catalysts in organic syntheses, the second to present an; up to date bibliographic review of their use for such purposes and the third to show the main improvements that these materials present with respect to the more conventional catalysts. [References: 118]
机译:沸石材料的主要应用是作为阳离子交换剂,选择性吸附剂,催化剂和催化剂载体(主要用于催化裂化,加氢异构化和芳烃加工)。它们在烃类中间体和精细化学品的合成中的应用尚处于研究的早期阶段,尽管一些国际团聚和审查已经显示出在常规催化工艺中使用这些固体所取得的进步。主要在活性,选择性和对环境的关注中发现了这种改进,对于先前产生不希望的副反应或大量对环境有害的残余物的方法(考虑到随后的经济考虑),已经发现了新的更环保的途径。本工作的主体有一百多篇参考文献,其中有三个主要目标,第一个是概述沸石材料在有机合成中用作催化剂的主要性能,第二个是一个;最新书目评论了它们在此类用途中的用途,第三次展示了这些材料相对于更传统的催化剂的主要改进。 [参考:118]

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