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Linear hexane isomerization over Ni-containing pentasils

机译:用含Ni的戊叶酸盐线性己烷异构化

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摘要

Catalysts containing 0.5, 1.0, 1.5, 2.5, 5.0, 15.0wt% nickel in a metallic form supported on H-form of pentasil zeolite have been synthesized. Samples have been characterized by nitrogen adsorption/desorption, thermoprogrammed desorption of ammonia, XRD, TEM and FTIR method. Nickel-containing catalysts have been studied in linear hexane isomerization. High activity of synthesized samples has been shown. The peculiarities of the activity and selectivity of the nickel-containing samples are interpreted basing on the possible increase of the acidity of catalysts due to the formation of active centers that combine BrOnsted acid site on the one hand and Lewis acid site (exchanged cations and framework defects) on the other side.
机译:已经合成了含有0.5,1.0,1.5,2.5,2.5,5.0,15.0wt%镍的催化剂,其金属形式支持在戊沸石的H形沸石上的金属形式中。样品的特征在于氮吸附/解吸,热沟,氨,XRD,TEM和FTIR方法的散热。已经在线性己烷异构化中研究了含镍的催化剂。已经显示了合成样品的高活性。含镍样品的活性和选择性的特性被解释为基于催化剂的酸度的增加,由于形成了一方面和路易斯酸部位(交换阳离子和框架在另一边的缺陷。

著录项

  • 来源
    《Journal of porous materials》 |2019年第3期|861-868|共8页
  • 作者单位

    Natl Acad Sci Ukraine Inst Bioorgan Chem & Petrochem Dept Catalyt Synth Murmanska Str 1 UA-0260 Kiev Ukraine;

    Natl Acad Sci Ukraine Inst Bioorgan Chem & Petrochem Dept Catalyt Synth Murmanska Str 1 UA-0260 Kiev Ukraine;

    Natl Acad Sci Ukraine Inst Bioorgan Chem & Petrochem Dept Catalyt Synth Murmanska Str 1 UA-0260 Kiev Ukraine;

    Natl Acad Sci Ukraine Inst Bioorgan Chem & Petrochem Dept Catalyt Synth Murmanska Str 1 UA-0260 Kiev Ukraine;

  • 收录信息 美国《科学引文索引》(SCI);美国《工程索引》(EI);
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

    Pentasil zeolite; Nickel; BrOnsted acid site; Lewis acid site; n-Hexane isomerization;

    机译:pentasil沸石;镍;膀胱酸部位;路易斯酸部位;正己烷异构化;

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