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1)  gas phase esterification
气相酯化反应
1.
Study on gas phase esterification of acetic-acid and butanol catalyzed by solid-acid;
新型固体酸催化乙酸/丁醇气相酯化反应的研究
2)  heterogeneous esterification reaction
非均相酯化反应
3)  multiphase esterification
多相酯化反应
1.
The paper attempts to illustrate preparation of chitosan sulfate from shells of shrimp and crab; and makes a first probe into the influential factors of multiphase esterification catalytic system while it is used as a catalyst.
利用虾蟹壳为原料制备壳聚糖硫酸盐 ,探索以其为催化剂的多相酯化反应催化体系的影响因素 。
4)  homogeneous transesterification
均相酯化反应
1.
Biodiesel was prepared by homogeneous transesterification under microwave irradiation using NaOH as base catalyst.
采用NaOH为催化剂,在微波加热下进行均相酯化反应制备生物柴油,得到最佳工艺条件为:醇油摩尔比14,催化剂含量1。
5)  chemical vapor reaction
化学气相反应
1.
In order to improve the adhesion strength of Zr-Si-C coating,Zr-Si-C coating was prepared on SiC ceramic using a new chemical vapor reaction method,and based on a powder immersion reaction assisted coating process.
为了提高Zr-Si-C涂层与基体的结合强度,基于粉末埋入反应辅助涂覆工艺,采用新型化学气相反应法在SiC陶瓷表面制备Zr-Si-C涂层。
2.
SiC coatings were fabricated by chemical vapor reaction (CVR) on HTR fuel element matrix graphite, and the structure characteristics of SiC coatings were analyzed with XRD, Raman spectra and SEM.
本文对利用化学气相反应法(CVR)在高温气冷堆燃料元件基体石墨上制备SiC涂层的工艺进行了探讨,利用XRD、Raman谱及SEM对制备的SiC涂层进行了分析。
3.
High-yield silicon carbide (SiC) nanowires had been synthesized without the presence of catalyst by using Si, SiO_2 and graphite powder as the raw materials at 1400℃,during which the course of a complex chemical vapor reaction technique was applied.
用硅粉、二氧化硅和石墨粉作原料,在无催化剂的条件下,在1400℃下用高温化学气相反应法制备了碳化硅纳米线,并用高分辨扫描电镜观察了所得碳化硅纳米线的形貌。
6)  gas-solid catalytic reaction
气固相催化反应
1.
effect of inside-outside diffusion process on reaction selectivity in gas-solid catalytic reaction was studied and discussed in this paper from quantitative angle, and as two independent and coexistent reactions.
从定量角度描述气固相催化反应中内外扩散过程对反应选择性(S)的影响,并以两个独立并存的反应类型的内外扩散过程对S的影响为例进行定量讨论。
补充资料:大气气相反应
分子式:
CAS号:

性质: 大气中气态物质之间发生的均相反应。人为排放的各种气体污染物,如二氧化硫、氮氧化物、氯化氢、氟化氢、氨等,进入大气环境后,在一定条件下(如在相对湿度或温度较高,或在阳光照射下)会彼此之间或与大气中的其他痕量气体,如一氧化碳、臭氧、氢氧自由基、过氧化氢自由基等,发生化学反应,即气相反应。例如一氧化碳与氢氧自由基发生氧化反应,生成二氧化碳和原子氢(CO+HO·→CO2+H·),原子氢又与氧反应生成过氧化自由基(H·+O2+M→HO2·+M,M为大气中任何其他分子),它是大气中活性很大的强氧化剂,很易与其他物质发生氧化反应。

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