比表面与微孔体积减小,介孔体积增大。
The surface area and microporous volume decrease, while mesoporous volume increases.
用表面活性剂合成纳米材料与纳米介孔材料。
The application of surfactants to distribute and modify nano powders.
本文介绍了介孔材料的基本特性和表征方法;
The basic features and characteristics of mesoporous materials were introduced in this paper.
合成后组装法是制备金属掺杂介孔材料的较好途径。
The results demonstrate that post-assembly is superior to in-situ incorporation during producing mesoporous materials doped by metallic element.
利用溶胶-凝胶法合成了固载离子液体的介孔分子筛。
The mesoporous molecular sieves supported with ionic liquid were prepared by sol-gel method.
此方法可用于准确跟踪介孔分子筛的嫁接和改性过程。
This method can be used to follow accurately the graft and modification process of mesoporous molecular sieve.
本发明涉及含有纤维状纳米银的介孔材料及其制备方法。
This invention relates to a mesoporous material containing fibrous nm silver and preparation method.
本研究利用改进的溶胶-凝胶工艺合成了介孔硅基干凝胶。
The mesoporous silica-based xerogel had been synthesized using improved sol-gel method.
综述了介孔材料的合成方法、分类、形成机理、形貌控制和应用。
This paper reviews the synthesis, classification, formation mechanism, morphology control and application of mesoporous materials.
用自溶液中吸附的方法测定了介孔硅胶和活性炭的分形维数D 。
The fractal dimension D values of the mesoporous silica gel and activated carbon have been determined by the method of adsorption from solutions.
介孔分子筛纤维的直径和长度分别对应于阳极氧化铝膜的孔径和厚度。
The diameter and length of mesoporous fibers is corresponding to pore diameter and thickness of AAO membrane.
微孔—介孔复合分子筛是近年来沸石研究人员颇感兴趣的一类新催化材料。
Composites of micro-mesoporous zeolites is a kind of new catalytic material greatly concerned by many such researchers.
通过对介孔氧化硅合成工艺的优化与修正可以用来制备介孔氧化铝分子筛。
By modifying and optimizing the procedures, which were well-described and understood for the synthesis of mesoporous silica, mesoporous alumina based molecular sieve has been successfully prepared.
采用SEM表征手段考察了共溶剂或共表面活性剂对介孔材料颗粒外貌的影响。
By means of scanning electron microscopy analysis (SEM), the effects of cosolvent or cosurfactant on morphology of mesoporous silica were investigated.
当浸泡时间延长到9天,涂层形貌由片状转化成海绵状,而且介孔结构部分消失。
After soaking for 9 days, the plate-like structure is turned into a sponge-like structure, and the mesopores partially disappear.
本文主要综述了介孔材料的合成过程及超临界流体技术在萃取模板剂方面的应用。
Synthesis course of mesoporous materials and application of supercritical fluid technology in extracting templates were reviewed.
与微孔及无定形载体相比,介孔分子筛适中的孔径对F - T合成有其独特的影响。
Compared with microporous and amorphous support, mesoporous support with middle pore size will have special effect on Fischer-Tropsch synthesis.
此后,我们以微生物法合成的磷酸钛为前驱体合成具有介孔结构的磷酸钛锂纳米粉体。
After that, we synthesized mesoporous nano-powder of titanium phosphate lithium using the pre-synthesized titanium phosphate as the precursor.
采用小角X射线衍射和高分辨率透射电镜研究了不同酸根离子对产物介孔结构的影响。
The effects of acid counteranions on the mesophases were investigated by X-ray diffraction and high-resolution transmission electron microscope.
自从介孔分子筛s BA - 15首次合成出来,成为众多研究领域的一个研究热点。
Since the synthesis of novel mesoporous silica SBA-15 materials, the materials have become a great demand in many research fields.
本发明适合于作吸附剂、催化剂载体、双电层电容器及合成其它介孔材料的硬模板剂等。
The invention is adapted to be used as adsorbent, catalyst support, electric double-layer capacitor and hard-template agent for synthesizing the other meso-porous material, etc.
在很多应用中,不仅要求控制介孔材料纳米级的介孔结构,还要求控制其微米级的形貌。
For many applications, mesoporous materials should be not only controlled the nanometer scale of the pore structure but also controlled the micrometer scale of the morphology.
以介孔分子筛m CM - 41作为载体,戊二醛作为交联剂,对胰蛋白酶进行了固定化。
Trypsin was immobilized on the Mesoporous Molecular Sieve MCM-41 with the aid of the coupling agent, glutaraldehyde.
本发明的一种超顺磁性介孔二氧化硅复合球及其制备方法属于核壳型磁性纳米粒子的技术领域。
A superparamagnetism mesoporous silicon dioxide composite ball of the present invention and manufacture method thereof belong to nucleocapsid type technology field of magnetic nano particle.
在很多应用中,不仅要求控制介孔分子筛的纳米级的介孔结构,而且要求控制其微米级的形貌。
For many applications, these mesoporous materials should be controlled not only on the nanometer scale of the pore structure but also on the micrometer scale of the morphology.
然而,进一步的增加介孔孔径,多级孔道金属-有机骨架的比表面积降低,导致反应速率的降低。
However, further increase in mesopore size led to a decrease in the reaction rate, which is due to low surface area of the MOF material.
介绍了介孔材料的合成、特性和应用前景,并把沸石类介孔材料与柱撑介孔材料的特性等进行比较。
Introduced the synthesis, characteristic and applied foreground of the mesoporous material, and compared zeolite mesoporous material with pillar mesoporous material.
介绍了介孔材料的合成、特性和应用前景,并把沸石类介孔材料与柱撑介孔材料的特性等进行比较。
Introduced the synthesis, characteristic and applied foreground of the mesoporous material, and compared zeolite mesoporous material with pillar mesoporous material.
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