raney nickel catalyst

Raney nickel catalysts were prepared from different Ni-Al alloy precursors by NaOH leaching at 363 K.雷尼镍催化剂的吸附量热研究王益沈俭一（南京大学化学系，南京２１００９３）ＨａｎｓＷａｒｌｉｍｏｎｔ（ＩｎｓｔｉｔｕｔｅｆｏｒＳｏｌｉｄＳｔａｔｅａｎｄＭａｔｅｒｉａｌｓＲｅｓｅａｒｃｈ，ＤｒｅｓｄｅｎＤ０１０６９，Ｇｅｒｍａｎ。j0g汉语字典

The relationship among the microstructure in Raney nickel aluminum alloy,the phase structure in its particle obtained by crushing and the properties of its catalyst was studied in order to increase the stability of Raney nickel catalyst.本文添加合金元素以细化晶粒，提高了雷尼镍催化剂的活性和稳定性。j0g汉语字典

Raney nickel catalysts with different iron content were prepared from the Ni Fe Al precursors.使用不同铁含量的Ｎｉ－Ｆｅ－Ａｌ合金前体制取雷尼镍催化剂。j0g汉语字典

Effects of sepiolite and samarium on properties of nickel catalyst;海泡石和稀土对镍催化剂性能的影响j0g汉语字典

Synthesis of 4-aminodiphenylamine by hydrogenation of 4-nitrodiphenylamine with nickel catalyst under normal pressure;用镍催化剂常压加氢合成4-氨基二苯胺的研究j0g汉语字典

Study of active group properties of nickel catalysts for hydrogenation of benzene;苯加氢反应镍催化剂表面活性集团性质的研究j0g汉语字典

This paper describes the application of Ni catalyst supported by alumina in gas-making process of light oil, and discusses main reasons of catalytic efficiency decreasing and catalyst deactivation, and puts forward countermeasures to prolong the lifetimes and reduce the cost of catalyst.介绍了Al2O3为载体的镍催化剂在轻油制气工艺中的使用情况,探讨了催化反应效率下降和催化剂失活的原因,提出了延长催化剂使用寿命、降低催化剂成本的对策。j0g汉语字典

Ni catalysts supported on inorganic oxides have been prepared by aqueous impregnation.制备了一系列无机氧化物负载的金属镍催化剂 ,对用于CO2 加氢甲烷化反应的催化活性作了研究。j0g汉语字典

In this study ,we used soybean oil as material, evaluated three kinds of Pricat Ni catalyst in common use of hydrogenation; investigated the technical conditions of full hydrogenation of soybean oil and then researched the effect of selective hydrogenation conditions on the species and contents of trans fatty acids.本论文以大豆油为原料,对油脂氢化工业常用的三种Pricat镍催化剂进行了评价,优化了大豆油极度氢化工艺条件,并研究了选择性氢化条件对氢化油脂中反式脂肪酸种类以及含量的影响,主要结论如下:在一定的催化剂浓度下,考察三种Pricat镍基催化剂对大豆油的氢化过程,结果表明,三种Pricat镍基催化剂的催化活性依次为9920型>9910型>9908型;Pricat9908型催化剂得到的氢化油脂塑性范围较窄,适合生产代可可脂类专用油脂产品;Pricat9910型催化剂和Pricat9920型催化剂进行大豆油的氢化,能得到塑性范围比较宽的氢化油脂产品,适合作为人造奶油和起酥油的基料油;Pricat9920型催化剂较适合极度氢化油的生产。j0g汉语字典

This paper introduces many kinds of ways in the world to get pinane through α -pinene by catalytic hydrogenation,expecting to modify nickel catalysts to prepare low price catalysts for domestic perfume industry with high activity and high selectivity.本文介绍了由α -蒎烯催化氢化合成蒎烷国内外采用的各种不同方法 ,以期改进镍催化剂 ,制取高活性和高选择性而价廉的催化剂应用于国内香料工j0g汉语字典

Application Research of Raney Nickle Catalyst in the Prouduction of Hexamethylene Diamine雷尼镍催化剂在己二胺生产中的应用研究j0g汉语字典

Catalytic performance of Raney-Ni with magnetic material in the fixed-bed reactor磁固载雷尼镍在固定床反应器中的催化性能j0g汉语字典

The Enantio-differentiating Hydrogenation of Methyl Acetoacetate Over Tartaric Acid Modified Raney Nickel Catalysts with In-situ Modification原位修饰雷尼镍/酒石酸体系对乙酰乙酸甲酯的不对称催化加氢j0g汉语字典

Transition metal catalyst based on nickel containing coordinated N and O atoms is a new type of polyolefin catalyst.含氮氧配位原子的镍催化剂是一类新型催化剂.j0g汉语字典

Application of B-contained Ni Passivator in FCC and its Mechanism硼基催化裂化钝镍剂的工业应用及其钝镍机理j0g汉语字典

IN-SITU XRD STUDY OF NICKEL PHOSPHIDE AND MOLYBDENUM PHOSPHIDE CATALYSTS磷化镍和磷化钼催化剂的原位XRD研究j0g汉语字典

Recovery of nickel from its spent catalyst after oil and fat hydrogenation油脂氢化后废催化剂中金属镍的回收j0g汉语字典

Study on Hydrogenation of Soybean Oil by Pricat Ni Catalysts;Pricat镍催化剂氢化大豆油的研究j0g汉语字典

Hydrogenation Property of Nickel-based Catalysts for Oils油脂在镍基催化剂上氢化性能的研究j0g汉语字典

Study on Nickel-based Catalysts for Conversion of Methane to Synthetic Gas;甲烷催化转化制合成气镍基催化剂的研究j0g汉语字典

Study on Nickel-based Catalysts for Catalytic Conversion of Coke Oven Gas to Hydrogen焦炉煤气催化转化制氢镍基催化剂的研究j0g汉语字典

Hydrogenation of Nitro Compounds Catalyzed by Urushibara Nickel Catalysts漆原镍催化剂用于硝基化合物催化加氢j0g汉语字典

Research on Synthesing Polybutadiene with Doped Ni-Catalyst System;改性镍系催化剂催化丁二烯聚合的研究j0g汉语字典

Study on Catalytic Effects of Orgainc Nickel and Iron on Visbreaking of Heavy Oil from Shengli Oilfield;有机镍、铁催化剂对胜利稠油的催化降粘研究j0g汉语字典

Study on Ethylene Polymerization by Late Transitional Fe and Ni Organometallic Catalysts;后过渡铁、镍金属有机催化剂催化乙烯聚合研究j0g汉语字典

Effect of supports on catalytic performance of the nickel catalyst for hydrogenation of benzene;镍基催化剂载体对催化苯加氢反应性能的影响j0g汉语字典

Synthesis of Tetrahlycol Bischloroacetate by salid Mo-Ni catalyst;钼镍粉催化剂催化合成氯乙酸四甘醇双酯j0g汉语字典

Investigation on Methane Catalytic Decomposition Reaction on Ni-based and Fe-based Catalysts镍基和铁基催化剂上甲烷催化裂解反应的研究j0g汉语字典