氧化铝载体
- 网络alumina support
-
大孔α-氧化铝载体上纳米碳纤维层的制备与表征
Preparation and characterization of carbon nanofiber washcoat on macroporous α - alumina support
-
结果说明,天然气和空气绝热转化反应放热形成的高温对催化剂有烧结作用,使催化剂晶体结构发生了变化,起活性作用的金属镍和氧化铝载体转化为镍铝尖晶石结构的物质。
The results showed that the heat release of the adiabatic reformation reaction leads to catalyst sintering , changes catalyst crystal structure , and turns metallic Ni and alumina support into Ni-Al spinel ( NiAl_2O_4 ) .
-
在动态和平衡条件下,研究了H2PtCl6在各种氧化铝载体上的吸附。
The dynamic and equilibrium adsorption of H_2PtCl_6 on various aluminas were studied , and IRS and UV-Vis .
-
在氧化铝载体中引入0.3%-1.8%质量含量的助剂B,制备出了性能较好的改性渣油加氢催化剂。
Introducing 0.3 % - 1.8 % mass content of the agent B into the alumina can make the modified residue hydrotreating catalyst with better performance be prepared .
-
纳米Fe3O4颗粒的表面包覆及其在磁性氧化铝载体制备中的应用
Surface Modification of Fe_3O_4 Nano Particles and Its Applications in Preparation of Magnetic Alumina Catalyst Supports
-
研究发现:引入助剂A和B不改变氧化铝载体物相,但对载体孔结构以及酸性有较大影响。
The study found that the introduction of agent A and B do not change the alumina carrier phase , but have greater impact on the pore structure and acidity of carrier .
-
以改进的原位合成路线,于管状氧化铝载体上合成了高性能的LTA型分子筛膜。
High-performance LTA zeolite membranes were synthesized on tubular supports by a modified in situ synthesis strategy .
-
首先采用负压法在氧化铝载体上引入晶种,再通过二次生长法合成了NaA型沸石膜,考察了各种因素对制膜的影响。
NaA zeolite membranes were synthesized by first forming a seeding layer on the support via negative pressure adsorption method , followed by secondary crystallization method .
-
CoMo/Al2O3催化剂中主要活性相为MoS2,Co的硫化物也具有一定的活性,但其主要作用是可促进Mo在氧化铝载体表面的分散,并使CoMo/Al2O3生成更多的催化活性中心;
The experiment shows that MoS_2 is the main active component . Co sulfide species also have some activity , but are mainly responsible for better dispersion of Mo species on the alumina surface , as a result , more active centers can be formed .
-
试验结果表明,在γAl2O3中加入质量分数为5%的La2O3和12.5%的CeO2ZrO2制备的稀土复合氧化铝载体具有较高的比表面积和较大的孔体积;
The experimental results showed that the complex carrier prepared by adding 5 % La 2O 3 and 12.5 % CeO 2-ZrO 2 into γ - Al 2O 3 possessed larger surface area and pore volume .
-
以正三辛胺萃取分离干扰离子,采用2-(5-溴-2-吡啶偶氮)-5-二乙氨基酚(5-Br-PADAP)-OP显色体系测定了聚烯径、氧化铝载体及重整催化剂中微量铜。
By using of trioctylamine to extract and seperate from interference ions , the Cu2 + - 5-Br-PADAP-OP color system was applied to determine micro copper in polyolefine , Al2O3 carrier and reforming catalyst .
-
不同扩孔方法对氧化铝载体物化性质的影响
Influence of pore enlarging methods on physicochemical property of alumina carrier
-
苯和环己烷在氧化铝载体上的吸附性能研究
Study on Adsorption Properties of benzene and cyclohexane on alumina supporters
-
磁性微球形氧化铝载体与催化剂制备及性能研究
Studies on Preparation and Properties of Magnetic Microspherical Alumina and Microspherical Catalysts
-
氧化镧修饰活性氧化铝载体的孔结构
Bore Structure of the Active Alumina Carrier Modified by Lanthana
-
样品预处理对氧化铝载体物性测试的影响
The effects of pretreatment of sample on the testing result of physical
-
挤出成型过程中的各种因素对氧化铝载体物性的影响
Effect of extrusion parameters on physical properties of Al_2O_3
-
喷雾干燥制备微球氧化铝载体
Preparation of Microspheric Alumina Carrier by Spray Drying Process
-
抗水合氧化铝载体研究进展
Developments of preparation of hydration - tolerant catalyst supports
-
原料中钠含量对α-氧化铝载体性能的影响
Effect of Sodium Content in Raw Materials on Performance of α - Alumina Carrier
-
水热改性对氧化铝载体织构和表面性质的影响
The Effect of Hydrothermal Modification on the Texture and Surface Properties of Alumina Support
-
活性氧化铝载体的扩孔及改性
Pore enlarging and modification of alumina carrier
-
纤维氧化铝载体金属燃烧催化剂的研究
Fibrous alumina as carrier for combustion catalyst
-
活性氧化铝载体的扩孔研究
Study on Enlarging Pore of Active Alumina
-
氧化铝载体表面酸性对铂铼重整催化剂催化性能的影响
Effects of the surface acidity of alumina support on the catalytic property of Pt-Re reforming catalyst
-
活性氧化铝载体的孔结构
Pore structure of activated alumina carrier
-
研究了不同烧结剂对氧化铝载体孔隙及物化性能的影响。
The effects of sintering additives on pore structure and physicochemical property of alumina carrier were studied .
-
活性氧化铝载体的研制
Development of activated alumina carrier
-
氧化铝载体的水热改性研究
Hydrothermal modification of alumina carrier
-
氧化铝载体的回收
Recovery of Alumina Carrier