• No need Baking Soda as a catalyst that will increase in gas output in the same time increasing temperature to dangerous condition.

    无需烘烤条件纯碱作为催化剂同时增加天然气产量温度升高危险的时候

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  • The reaction conditions such as dosages of catalyst, 1, 4 dioxane and water, solvent type, reaction temperature and time, adding method were also studied.

    同时研究了催化剂用量1,4二氧六环用量溶剂种类反应温度、反应时间水量加水方式反应的影响。

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  • Useful information provided by steady state flow method can also be obtained from dynamic experiment as the concentration of the absorbed species on the catalyst surface changes with time.

    动态过程中催化剂表面吸附物种浓度随时间而变化,从而可以获得稳态流动不能提供信息

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  • With pyridine as catalyst, the yield was raised from 61.6%(under traditional calefaction) to 81.6%(under microwave irradiation), and the reaction time was decreased to 1/100 times.

    吡啶催化剂,目标产物产率传统加热的61.6%提高微波辐射下的81.6%,反应时间缩短为传统的1/100;

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  • The factors, such as radio of row materials, reaction time and catalyst, have been studied, and the better method was found.

    本文探讨原料配比反应时间催化剂产物收率的影响,找到佳的合成条件。

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  • This macromolecular metalloporphyrin was used as the catalyst for the first time for cyclohexane oxidation to cyclohexanol and cyclohexanone with air in the absence of additives or solvents.

    在无任何外加溶剂及共还原剂条件下,应用高分子金属作为催化剂,选择性催化空气氧化己烷环己和环己醇。

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  • The effects of the synthesis conditions such as monomer(lactide) purity, catalyst(stannous octoate) concentration, vacuum level, reaction time and temperature, were discussed.

    探讨单体丙交酯纯度催化剂辛酸亚锡用量、反应时间、反应温度真空度对聚合物相对分子质量的影响

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  • The influence factors of the reaction, such as calcination temperature of the catalyst, catalyst loading, reaction temperature, reaction time and the ratio of raw materials, were investigated.

    探讨催化剂烘培温度、催化剂用量、反应温度、反应时间原料配比因素反应影响

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  • The effect of different factors, such as reaction time, the amount of catalyst and the ratio of iso-amyl alcohol to propanoic acid on the yield of iso-amyl propionate were carefully studied.

    以二苯胺甲烷磺酸盐为催化剂,合成酯,考察反应时间、催化剂用量酸摩尔因素酯化影响

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  • The reaction parameters such as reaction temperature, reaction time and catalyst dosage were optimized and 95% of Z-Asn-OBut were obtained.

    反应时间温度催化剂用量加以优化,反应产达到95%。

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  • This process has many advantages such as higher yield, simple procedure, shorter reaction time, non-corrosive, non-pollution, and the catalyst could be recovered, reactivated and reused for 10 times.

    工艺产率反应时间无腐蚀无污染催化剂回收、活化、重复使用10次。

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  • It was investigated that the effects of type and amount of sulfite and catalyst as well as solvent, temperature and time of reaction on sulfonation.

    研究溶剂催化剂磺化种类用量反应条件磺化率的影响

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  • The effects of catalyst dosage, and the catalyst preparation conditions such as concentration of sulphuric acid, acidification time, acidification temperature, etc.

    考察催化剂用量,催化剂制备条件中硫酸质量分数酸化时间、酸化温度等对催化性能的影响。

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  • The influence factors such as reaction time, raw material ratio, amount of catalyst and toluene were investigated.

    研究了适宜的反应时间原料配比催化剂用量以及水剂对酯化反应的影响

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  • Many synthesis parameters were investigated such as amount of catalyst, reaction time, molar ratio of alcohol to acid and different water carriers.

    考察催化剂用量、物质、带水剂种类、反应时间因素对收率的影响。

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  • Such influential factors as the ratio of reactants and the type of catalyst, reaction time and temperature are investigated, and the proper technologic processing condition is chosen.

    考察物料配比反应时间、反应温度催化剂因素对反应过程影响,选择了适宜的工艺条件

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  • Some factors which had influence on the epoxy value of product, such as the amounts of formic acid and hydrogen peroxide, drip feed speed, catalyst, reaction temperature, reaction time were discussed.

    讨论了甲酸用量双氧水用量及滴加速度催化剂用量反应温度、反应时间产物环氧影响

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  • The influence factors esterfication reaction, such as catalyst amount, acid alcohol mole ration, reaction time were investigated.

    考察了催化剂用量、原料配比反应时间酯化反应的影响

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  • Effects of reaction temperature and time, as well as solvent and catalyst on yield were investigated.

    考察溶剂反应温度时间催化剂反应产影响。

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  • The influence such as molar ratio of salicylic acid to isobutyl alcohol, amount of catalyst, and reaction time on the yield of isobutyl salicylate were discussed.

    研究了催化剂用量醇物质以及反应时间因素对产品酯化影响

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  • Molar ratio of butanone to glycol, the dosage of catalyst, the volume of cyclohexane as the water-carrying agent and reaction time on the yield were discussed and the best conditions were found out.

    探讨了丁酮乙二醇催化剂用量、带水剂反应时间收率影响。

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  • Reaction temperature, catalyst concentration, agitator speed and reaction time as well as reaction load were studied as affecting factors on cyclohexene hydration reaction.

    考察了环己水合反应工艺中,反应温度催化剂浓度搅拌器转速、反应时间以及负荷环己烯水合反应的影响

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  • The method comprises the following steps: the entrainer and concentrated sulfuric acid used as a catalyst are added into an esterification kettle at one time, and supplemented intermittently;

    发明方法包括夹带剂催化剂硫酸一次性加入酯化间歇补充

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  • The effecting factors such as consumption of sulfuric acid, catalyst, temperate, time, ratio of liquid to solid, and stir speed on leaching rate has been studied in detail.

    详细考察硫酸催化剂用量出温度、浸出时间固质量搅拌速度因素浸出的影响。

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  • The commercial trial showed that the catalyst manufactured with this technology can shorten the start-up time and its hydrogenation activity is same as the catalyst with in-situ pre-sulfiding p…

    工业应用结果表明,采用技术生产催化剂缩短开工周期加氢活性达到采用器内硫化催化剂的水平。

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  • Bleaching process has different effects on oil quality. Adsorbent adsorbs minor components, and ACTS as catalyst during bleaching process at the same time.

    脱色过程油脂品质具有多方面的影响吸附剂发生吸附的同时对油脂的分解脂肪酸的异构化等反应具有一定的催化作用。

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  • Then conjugated linoleic acids were prepared from fungal oil by alkali isomerization using KOH as catalyst and 2-butoxy ethanol as solvent for the first time.

    本文首次以曲霉作为原料,选用乙二醇单丁醚作为溶剂,KOH催化剂,催化异构化法制共轭亚油酸。

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  • This invention first time uses ionic liquid as catalyst to compose metaformaldehyde of formaldehyde. Catalyst can be supplied for circular use for continuous sample introduction.

    发明首次使用离子液体催化剂甲醛合成三聚甲醛,催化剂可供连续进样循环使用

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  • This invention first time uses ionic liquid as catalyst to compose metaformaldehyde of formaldehyde. Catalyst can be supplied for circular use for continuous sample introduction.

    发明首次使用离子液体催化剂甲醛合成三聚甲醛,催化剂可供连续进样循环使用

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