骨架催化剂
- 网络skeletal catalyst
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目前,以镍和铜为代表的骨架催化剂已经成功的应用于加氢、脱氢、水合等工业生产领域。
So far , several kind of skeletal catalysts especially Ni , Cu and Co , have been widely applied in industrial processes like hydrogenation , dehydrogenation and hydration .
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猝冷骨架Ni催化剂的表征及不饱和有机官能团加氢行为研究
Rapidly Quenched Skeletal Ni Catalyst : Its Characterization and Catalytic Behavior in the Hydrogenation of Some Unsaturated Organic Groups
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快凝Ni-Al合金结构及衍生骨架Ni催化剂加氢特性的研究
Studies on the Structure of Melt-Quenched Ni-Al Alloys and the Performance of Their Derived Raney-Ni Catalysts for Hydrogenation
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用高压反应釜对一种骨架Ni催化剂和八种Pd/Al2O3催化剂在苯乙烯环境下,对连串反应苯乙炔的选择性加氢性能进行了实验评价。
The catalytic performance of a Raney nickel catalyst and eight Pd / Al_2O_3 catalysts in selective hydrogenation of phenylacetylene in the presence of styrene was studied using a high-pressure reactor .
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研究了Raney镍铝合金中添加少量Ti,Cu等第三组分助剂对骨架镍催化剂上丁炔二醇加氢反应活性的影响。
The effect of doping a third element ( such as Ti , Cu , etc ) into the Raney nickel catalyst on the activity of the hydrogenation of butynediol was studied .
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新型骨架镍催化剂(SRNA-4)在化纤单体加氢中的应用
Application of a novel skeletal nickel catalyst ( srna-4 ) in fiber monomers hydrogenation
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研究了采用猝冷法制备的Ni50Al50合金经碱溶液抽提铝后形成的多孔骨架Ni催化剂的催化行为,并与工业上广泛应用的RaneyNi催化剂进行了对比。
A kind of porous skeletal Ni catalyst was prepared by leaching aluminum of the rapidly quenched Ni 50 Al 50 alloy using aqueous NaOH solution . The catalytic behavior of this catalyst was studied and compared with the in industry widely applied Raney Ni catalyst .
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结果表明,在100℃,2%(重量)骨架镍催化剂存在下,α-松油醇氢化反应2h,得二氢α-松油醇,产率为98.4%。
The results indicated that dihydro - α - terpineol can be obtained by hydrogenation of α - terpineol with 98 % yield in the presence of 2 % ( by weight ) Raney Ni catalyst at 100 ℃ for 2 hour .
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急冷骨架镍催化剂的活化方法研究了急冷骨架镍合金(Ni-Al-X)的活化因素对催化剂性能的影响;
The main activation factors on the performance of rapid solidified skeletal nickel catalysts by quench method were studied .
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实验研究了改性骨架镍催化剂在间硝基苯磺酸(3-NBSA)加氢还原制备间氨基苯磺酸(3-ABSA)中的应用。
In this experiment , 3-Aminobenzenesulfonic acid ( 3-ABSA ) was synthesized by catalyzing the hydrogenation of3-nitrobenzenesulfonic acid ( 3-NBSA ) with modified raney Ni catalyst .
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陶瓷微滤膜滤除骨架镍催化剂微粒的研究
Removal of Raney nickel catalysts fine particles by ceramic microfiltration membrane
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改性骨架镍催化剂上丁炔二醇加氢反应的研究
Study on the Hydrogenation of Butynediol with Modified Raney Ni Catalyst
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骨架镍催化剂的制备过程对催化活性的影响
Influence of preparation process on catalytic activity of nickel skeleton catalyst
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沥滤法制备骨架镍催化剂的过程动力学
The kinetics of leaching process for the preparation of Raney Ni catalyst
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杂多酸盐修饰骨架镍催化剂上肉桂醛的选择加氢
Selective Hydrogenation of Cinnamaldehyde over Raney Nickel Catalysts Modified with Salts of Heteropolyacids
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骨架金属催化剂上阿维菌素选择加氢的研究
Study on selective hydrogenation of avermectin over raney metal
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陶瓷膜微滤骨架镍催化剂的膜污染机理分析
Analysis of fouling mechanisms of ceramic membranes in microfiltration of Raney nickel catalysts suspension
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骨架镍催化剂具有良好的稳定性和反应活性,可重复使用60次。
The catalyst was reused for 60 cycles and could still maintain its activity .
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葡萄糖加氢制山梨醇骨架镍催化剂活化条件的研究
Study on Preparation Conditions of Raney Skeleton Ni Catalyst for the Hydrogenation of Glucose
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骨架镍催化剂的研究进展
Development of Skeletal Nickel Catalysts
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在改性骨架镍催化剂上柠檬桉叶油选择加氢制备香茅醇
Making citronellol from Eucalyptus citriodora oil by means of selective hydrogenation in the presence of modified Raney Ni catalyst
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用骨架镍催化剂对环戊酮液相加氢动力学进行研究。
The kinetic study of the liquid phase hydrogenation of cyclopentanone by adopting skeleton nickel catalysts has been carried out .
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最后考察了几种添加载体的方法,以期来降低骨架金属催化剂的成本。
The last part is about several exploratory experiments in which support is added to reduce the cost of skeletal metal catalysts .
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介绍了采用复合骨架镍催化剂在水相和乙醇中催化加氢制备对氨基酚和邻氨基对甲酚,对催化剂、反应溶剂、反应温度、反应压力的影响作了较为详细的研究。
This paper introduces the preparation of amino-phenols using catalytic hydrogenation method , studies influences of catalyst , solvent , temperature and pressure on the reaction .
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研究了以骨架镍催化剂液相催化加氢制备甲基异丁基甲醇的工艺。
Preparation of methyl isobutyl carbinol ( MIBC ) was studied by catalytic hydrogenation of methyl isobutyl ketone ( MIBK ) in liquid phase on Raney nickel catalyst .
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结果表明,膜污染主要是骨架镍催化剂在膜表面上形成的滤饼层,当操作压力循环变化时滤饼层表现出不可逆性。
Experimental results indicated that the membrane fouling was mainly caused by the cake formed on the membrane surface , and the cake exhibited irreversibility when the trans-membrane pressure was ( varied ) successively according to a cycle .
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在相同反应条件和糠醇转化率条件下,四氢糠醇收率和选择性均比没有助剂的镍催化剂Ⅰ高2.0%,比骨架镍催化剂高3.0%
The THFA yield and selectivity were 2 0 % higher than those by using catalyst ⅰ without promoter , 3.0 % higher than those by using Raney nickel catalyst under the same reaction conditions and furfuryl alcohol conversion .
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以改性骨架镍为催化剂,催化3-硝基-4-甲氧基乙酰苯胺(NMA)液相选择加氢制备了3-氨基-4-甲氧基乙酰苯胺(AMA)。
Modified skeletal Ni catalyst was used in liquid phase selective hydrogenation of 3-nitro-4-methoxyacetanilide ( NMA ) to prepare 3-amino-4-methoxyacetanilide ( AMA ) .
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采用骤冷法制备Ni-Al-P非晶态合金,通过碱抽滤得到骨架形Ni-P催化剂(RaneyNi-P),其非晶态结构由XRD和EXAFS证实。
The skeletal Ni P amorphous alloy ( Raney Ni P ) was prepared by alkali leaching a Ni P Al amorphous alloy obtained by the rapid quenching technique . Its amorphous structure was confirmed by both the XRD and EXAFS .
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以骨架镍为催化剂制备氢化松香的研究
Study on hydrogenated rosin preparation catalyzed by Raney ′ s nickel