雷尼镍

磁固载雷尼镍在固定床反应器中的催化性能

Catalytic performance of Raney-Ni with magnetic material in the fixed-bed reactor

通过引入利用磁性载体在反应过程中固定雷尼镍催化剂的方法，克服催化剂流失的问题；

The problem about loss of catalyst was settled by immobilizing Raney-Ni on the surface of homemade magnetism carrier .

进行了从废雷尼镍催化剂中回收镍的研究，重点研究了废雷尼镍催化剂的预处理条件以及羰基合成的温度、CO压力等对羰化合成率的影响。

This paper describes the research on recovering nickel from Raney nickel catalyst , with stress placed on pre-treatment conditions of spent Raney nickel catalyst as well as the impact of temperature and CO pressure for carbonyl compounding on carbonyl compounding yield .

雷尼镍催化下加氢还原得3-氨基-5-羟基-1,2,4-三唑（ATO），产率88.0%；

Third , NTO was reduced by using H_2 in the presence of Raney Ni to obtain the 3-amino-5-hydroxyl-1,2,4-triazole ( ATO ) with a yield of 88.0 % .

以W4型雷尼镍为催化剂，在助催化剂存在下研究了影响催化加氢反应的主要因素。

On the case of the catalytic and the major factors which influence the reaction were studied .

聚醚腈加氢制聚醚胺雷尼镍催化剂的活化工艺

The Activation Conditions of Raney Nickel Catalyst in the Process of Hydrogenating

雷尼镍活性本质的探讨

A probe into the mechanism for activity of Raney-nickel catalysts

絮凝-微电解法处理雷尼镍废水的工程应用

Engineering application of flocculation-microelectrolysis to the treatment of Re-Ni-containing wastewater

Ni-Fe-Al合金制备雷尼镍催化剂的研究

A study on the Raney nickel catalysts prepared from Ni Fe Al Alloys

雷尼镍铝合金组织与其催化剂性能的关系

Relationship Between Microstructure in Raney Nickel Aluminum Alloy and Properties of Raney Nickel Catalyst

雷尼镍催化剂的吸附量热研究

Microcalorimetric studies of Raney nickel catalysts

研究了以硼氢化钾修饰的雷尼镍催化剂催化松油醇加氢制备二氢松油醇的反应。

The hydrogenation of terpineol to dihydroterpineol catalyzed by Raney Nickel modified by potassium borohydride was studied .

以废雷尼镍催化剂为原料，制备出合格的硫酸镍、硝酸镍和氧化镍。

Qualified nickelous , sulfate , nickelous nitrate and nikel monoxide were prepared with waste raney nickel catalyst as raw material .

本文采用雷尼镍催化剂吸附乙撑硫脲中的硫，生成硫化镍，加入浓盐酸，使硫化镍全部转化为硫化氢，通过气相色谱测定顶空气体中硫化氢的含量，可间接测定乙撑硫脲的含量。

The content of ethylenethiourea in Chinese cabbage is progressively analysed by raney-niccolum catalyst absorption , dense hydrochloric acid acidation and gas chromatography determination .

实施分阶段控制反应条件，用雷尼镍催化，使大多数组分均加氢成对孟烷，无需提纯，即达到工业级的要求。

By controlling reaction condition in different steps and hydrogenated with Raney Ni , most of components were converted into industrial grade p-menthane without purification .

催化剂：以雷尼镍为加氢催化剂，特别是纳米镍为催化剂，是最为经济使用的。

Catalyst : Take Leini nickel as hydrogenation catalyst , nanometer nickel is catalyst especially , is to be put into use be economy most . 3 .

在低压下用雷尼镍及铁锰合金作还原剂合成四羰基钴催化剂，首次应用于羰基合成1，3-丙二醇中。

For the first time , a cobalt carbonyl catalyst prepared under low pressure ( 12 atm ) is applied to the process of preparing 1 , 3-propanediol by hydroformylation of epoxide .

同时将该复合材料应用于环已烷脱氢催化反应，证明其脱氢效率大于常规的雷尼镍催化剂，目前未见报道。

This composite was used in the catalysis reaction of dehydrogenation of cyclohexane . Comparing with the normal Raney nickel catalyst , the dehydrogenation efficiency of this composite is higher . This result has not been reported by now .