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1)  Diffusion of seeding agents
催化剂扩散
2)  dispersed catalyst
分散型催化剂
1.
X ray absorption near edge structure(XANES) method was adopted to study the structure of Fe-Mo dispersed catalysts in Karamay heavy oil slurry-bed hydrocracking.
为获得原位合成的渣油加氢裂化分散型催化剂的结构信息,对分散型Fe、Mo催化剂进行了K边的XANES测试。
2.
The dispersed catalysts and hydrogen donor have some effects on thermal cracking, hydrocracking and catalytic hydrocracking of Liaohe residue.
对分散型催化剂和供氢剂对辽河减压渣油热裂化反应、临氢热裂化反应以及加氢裂化反应的作用进行了研究 ,考察了分散型催化剂、供氢剂在单独或共用时对渣油裂化反应的影响。
3.
Three vacuum residues of naphthenic base Liaohe vacuum residue (LHVR), intermediate base Yumen vacuum residue (YMVR) and Karamay vacuum residue (KLVR) were upgraded, taking tetrahydronaphthalene (THN) as hydrogen donor and oil soluble MoDTC as dispersed catalyst.
以环烷基辽河减压渣油、中间基玉门减压渣油、克拉玛依减压渣油为进料 ,四氢萘为供氢剂 ,二烷基二硫代氨基甲酸钼为油溶性分散型催化剂 ,在高压釜中进行了裂化反应 ,比较不同基属减压渣油的加氢裂化行为。
3)  high-dispersion catalysts
高分散度催化剂
1.
This paper has reviewed the current methods and their characteristics for synthesizing the high--dispersion catalysts used in direct coal liquefaction, putting emphasis oncatalytic mechanism of Fe--base catalysts investigated overseas.
综述了煤炭直接液化高分散度催化剂的主要研制方法及其特点,重点介绍了国外对于Fe系催化剂催化机理的研究。
4)  Dispersed iron catalysts
分散型铁催化剂
5)  highly dispersed catalyst
高分散催化剂
6)  emulsion solvent diffusion method
乳化溶剂扩散法
1.
Preparation of the enteric microspheres of roxithromycin by the emulsion solvent diffusion method and investigation of the influencing factors;
乳化溶剂扩散法制备罗红霉素肠溶微球及影响因素考察
2.
Preparation and characterization of the sustained release microspheres of lutein by the emulsion solvent diffusion method
乳化溶剂扩散法制备叶黄素缓释微球
补充资料:扩散剂
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性质:又称分散剂。能使物质分散于水等介质中而成胶体溶液的物质。主要由于能降低微粒(或微滴)间的粘合力而防止发生絮凝或附聚。在水溶液中所用的,一般是高分子电解质,如缩合硅酸钠、六偏磷酸钠、木质素磺酸盐、胰加漂T等。在非水溶液中所用的,一般是非离子型表面活性剂,如聚氧乙烯蓖麻油等。用于颜料、油墨、水不溶性染料的湿研磨,橡胶和胶乳的加工,胶态硫黄的研磨,油井钻孔泥研制的制备,粘土、釉料的加工等。亚硫酸纸浆废液和木质素磺酸盐及其衍生物等也常用作农药辅助剂。分散剂有时也可用作乳化剂或稳定剂。

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