1、

Faced the stringent challenge of FCC process, the multi-dimensional reaction structure was pro-posed for FCC process reaction chemistry.

面对催化裂化工艺所遇到的挑战,提出了催化裂化过程反应化学的多维反应结构模式。

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2、

Technical Research of Secondary Reaction Inhibitor and it's Sweetening Process

二次反应抑制剂及其添加工艺技术研究

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3、

Effects of Charging Method in the Precipitation Process on Iron-based Catalysts for High Temperature Shift Reaction

中和沉淀过程中加料方法对新型铁基CO高变催化剂性能影响的研究

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4、

The new preparation process of tetrabromobisphenol-A with bisphenol-A 、 bromine and hydrogen peroxide as raw materials by a heterogeneous catalyst reaction has been introduced in this paper.

以双酚A、溴水和过氧化氢为原料,采用非均相催化反应技术合成四溴双酚A的新工艺。

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5、

In the sol_gel process of TEOS ( tetraethoxysilane), the effects of catalysts on hydrolysis reaction, condensation reaction and gelling properties were discussed.

探讨了正硅酸乙酯的溶胶-凝胶过程中,氢氟酸,盐酸,氨水,硫酸和醋酸等催化剂对水解、聚合和胶凝时间的影响。

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6、

Nickel phthalate tetrahydrate was synthesized by rheological phase reaction. Its thermal decomposition process in N2 was studied by TG, DTG and DSC, IR, FABMS.

用流变相反应法合成了四水邻苯二甲酸镍,用TG、DTG、DSC、红外光谱、质谱研究了它在氮气气氛中的热分解机理。

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7、

Through the study on the synthetic process, the optimum technological conditions were obtained, which were as follows: the molar ratio of cyclohexanone to sodium perborate tetrahydrate was 1 ∶ 1.5, the reaction temperature was 80 ℃ and the reaction time was 3 h.

通过对ε己内酯合成工艺条件的研究,得到了最佳合成工艺条件:环己酮与过硼酸钠四水化合物摩尔比为1∶1.5,反应时间3h,反应温度80℃。

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8、

In this process, under the mild reaction condition, the three wastes can not be produced with easy manipulation and after-treatment, and short reaction time.

合成反应条件温和,反应时间较短,操作简便,后处理过程简单,无三废产生。

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9、

Also a model of chemical reaction kinetics of NO production using pulsed arc discharges in dry air was developed with an approximate equation for theoretical calculation of concentration during the process.

建立了干燥空气中电弧放电热平衡等离子体合成NO的化学动力学模型,给出了理论计算电弧放电等离子体中NO浓度的近似方程式。

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10、

The process of keeping high temperature after the reaction balance would cause the dissolving of the lesser particles and the growing up of the bigger particles.

增强相合成反应达到平衡后,进一步的保温将导致小颗粒溶解和大颗粒相应长大。

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11、

The process conditions are studied for the synthesis of o-nitro-p-cresol using p-cresol and nitric acid in dichloromethane. The effects of reaction time, temperature, degree of dispersion and concentration of nitric acid were optimized. The yield is up to 82.3%.

考察了用对甲酚和硝酸在二氯甲烷中合成邻硝基对甲酚的工艺条件,对影响反应的因素,如分散度、反应时间、反应温度、硝酸浓度等进行了优选,产率达到了82.3%。

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12、

The Effect of Non-equilibrium Relaxation Process of High-speed Nucleus in High Temperature Thermal Equilibrium Plasma on Fusion Reaction Rate Parameter

高速核在高温热平衡等离子体中的非平衡弛豫过程对热核反应率参数的影响

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13、

On the basis of brief introduction of the reaction and process technique the RS 485 bus based control system for CO low medium temperature transformation reaction is introduced in detail.

在简要介绍该反应及工艺流程的基础上,详细介绍了基于RS-485总线的一氧化碳中&低温变换反应控制系统。

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14、

Optimization of ISSR-PCR System for Lucuma nervosa by Using Orthogonal Design Through the study on the added amount of NaOH, reaction time and temperature, the optimum production process conditions were determined.

蛋黄果ISSR-PCR反应最佳体系的构建(简报)通过对氢氧化钠的加入量、应时间、应温度等生产条件的研究,得出了最佳生产工艺条件。

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15、

To determin the diluted blood clotting of fish speed up the enzymatic reaction mechanism, we refer to the basic process of blood clotting response of mammals, fish test carried out step by step.

为了检测鱼类的血液被稀释后凝固加快的酶促反应机理,本试验参照哺乳动物的凝血反应的基本过程,对鱼的凝血反应进行了分步检测。

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16、

This paper based on the study about the problem of PVC polymerizer temperature tracking control, puts forward a double-model predictive functional control, which can fit process parameters change through using different predictive models in different reaction areas.

本文结合PVC聚合釜温度跟踪控制问题,提出了基于双模型的预测函数控制策略。该控制策略通过在不同的反应区间采用不同的预测模型,以适应过程参数在不同区间发生的变化。

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17、

After testing on the material compositions which effect the metallic yield in the production of terbium metal, as well as the processing parameters during different stages in the reaction process, the technical conditions which can gain best metallic yield in terbium metal production are defined.

针对影响金属铽制备过程中金属收率的原料成分及反应过程不同阶段的各项工艺参数进行试验,确定了金属铽生产中获得最佳收率的工艺条件。

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18、

The present situation of terpinyl acetate synthesis has been reviewed. One-step and two-steps process for the synthesis of terpinyl acetate and relevant reaction mechanism are discussed.

综述了乙酸松油酯的合成研究现状,讨论了一步法和两步法合成工艺及相应的反应机理。

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19、

In the etherification process of FCC gasoline, reaction temperature has considerable effect on the etherification conversion of tertiary carbon olefins, polymerization conversion of diene and sulfonic shedding rate.

在催化裂化轻汽油醚化过程中,反应温度对叔碳烯烃醚化转化率、二烯烃聚合转化率以及阳离子交换树脂催化剂的脱磺速率有较大的影响。

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20、

In addition, it was found that under irradiation the main process of the excited state of these compounds is azo-cis/ trans isomerization reaction rather than tautomerization.

此外,工作中还发现:羟基喹啉偶氮化合物在光照下存在着以偶氮顺-反异构化反应为主的变化过程。

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