hydrogenation造句
1, Process Description Catalytic hydrogenation of contaminated organic waste streams is carried out at moderate temperatures and pressures.
2, Its catalytic performance was evaluated by liquid-phase hydrogenation ofp-chloronitrobenzene.
3, The operation of coking gasoline hydrogenation plant is difficult.
4, Preparation of methyl isobutyl carbinol(MIBC)was studied by catalytic hydrogenation of methyl isobutyl ketone(MIBK)in liquid phase on Raney nickel catalyst.
5, A multi-metal alloy catalyst for hydrogenation of acetonitrile to ethylamine was prepared using hydrazine hydrate and potassium borohydride as the co- reductant .
6, The highly selective hydrogenation process for the removal of olefins can completely replace the conventional clay treating process for treating the reformate of CCR unit.
7, Many studies of catalysts for hydrogenation of natural oils have been made, in which Cu-Ni bibasic catalyst and Ni unitary catalyst are the two mainstreams.
8, The effects of triacetoneamine concentration on hydrogenation and amination were discussed.
9, However, the hydrogenation process is difficult because of extensive dehalogenation during the catalytic reduction of the compound and increased the costs.
10, The results show that hydrogenation can refine the aging microstructure of superalloy.
11, The THFA product of hydrogenation in common pressure has been used in enzymatic reaction and expressed the same result as that of THFA from Sigma, the cost of reduction by hydroborates is lower.
12, The results in the off-gas and featured high hydrogenation activity and stability.
13, Food producers use hydrogenation to keep fat from becoming rancid.
14, The hydrogenation saturation of aromatics and selective ring opening of cycloalkane were the most important process during deep dearomatization of diesel oil.
15, The Preparation of Palladium diacetate catalyst for NBR hydrogenation was Synthesized.
16, The continuous catalytic hydrogenation process which prepares N-(3-pentyl)-3, 4-dimethylaniline from 3,4-dimethylaniline and 3-pentanone is described.
17, Metal oxides which are present on the catalyst surface are converted in a conditioning step into metal sulphides , which provide the hydrogenation component of the bi-functional catalyst.
18, Firstly, indoline - 3 - acetamide ( 9) was prepared from indole - 3 - acetic acid by catalytic hydrogenation, esterification and aminolysis.
19, For most reduction reactions concerned, dehalogenation occurred seriously in hydrogenation reaction. Better selectivity was achieved and purer products were prepared in the reduction by Fe.
20, The mutual influence of HDN of indole or quinoline and hydrogenation of naphthalene were also studied in the simultaneous hydroprocessing of feedstock.
21, Conjugated unsaturation of abietic resin acids can be removed through catalytic hydrogenation to overcome the shortcomings of oxidation and color degradation in rosin.
22, This paper describes one vapor leak near-miss accident analysis of diesel hydrogenation reactor in hydrogenation Unit, and analyzes the causes and prevention measures.
23, The trend, market and techniques of bright stock were introduced, especially the hydrogenation process of bright stock production developed by FRIPP was also presented.
24, The modification of rare earth elements to palladium catalysts leaded to great promotion on both the activity and stability in selective gas hydrogenation of acrylonitrile to propionitrile.
25, The effect of PPD with greater side-chain carbon number is better than the one with low carbon number, while the opposite is true for the hydrogenation base oil.
26, The catalyst prepared by said invented method has high conversion rate and high selectivity for synthesizing cycloolefine by means of aromatic selective hydrogenation.
27, A new presulfidation process of hydrotreating catalyst in the hydrogenation is introduced.
28, The cis- or trans-2, 5-disubstituted tetrahydrofurans were provided by the hot decomposition and then hydrogenation of tricycle compounds produced.
29, Majority of these amines had yields more than 85%in in-situ liquid-phase hydrogenation N-alkylation, especially while ethanol as the alkylated reagent.
30, L-Asp6-Ibuprofen was prepared by mixture anhydrides methods and DCC/HOBt methods. The benzyl group of the product was deprotected by catalytic hydrogenation.
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