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Aluminum Oxide Powder used as Carrier

What is aluminum oxide carrier? Light weight aluminum oxide service provider refers to white powder or shaped Light weight aluminum oxide strong, which is the most widely utilized driver service provider, accounting for around 70% of commercial supported catalysts. Aluminum oxide has several forms, not only various kinds have different homes, however also the exact same form has different buildings as a result of its different sources, such as thickness, pore framework, specific area and so forth.

These homes are of wonderful significance for light weight aluminum oxide utilized as driver service provider. Aluminum oxide is mainly prepared from its hydroxide (additionally called Light weight aluminum oxide hydrate or aluminum oxide hydrate).
. Light weight aluminum oxide carrier shapes. Commercial aluminum oxide providers are powdered, however most of them are molded. Strip, round and ingot-shaped light weight aluminum oxide are mainly utilized as driver providers in fixed-bed reactors, while microspherical light weight aluminum oxide carriers are mainly utilized in fluidized bed reactors. It can additionally be made right into special-shaped service providers for certain catalytic procedures, such as ring, trefoil, honeycomb, fiber (see light weight aluminum oxide fiber), etc. In addition to solids, aluminum oxide sol is readily available for sale. The crucial specifications for choosing aluminum oxide are crystal kind, pureness, certain area, pore framework, bulk thickness and more. The details surface area of α& alpha;- light weight aluminum oxide is very reduced( much less than 1m2/g), as well as the specific area of shift light weight aluminum oxide is typically up to 10 ~ 102m2/g.
. Aluminum oxide service provider residential properties. A lot of the created business light weight aluminum oxide carriers are permeable materials, and also the pore dimension and its circulation have a crucial influence on the diffusion residential properties of catalysts in the catalyst bits in the catalytic procedure. The pore size of great pores can be much less than 20 μ & mu; m, while that of crude pores can get to micron degree. The pore framework differs with varieties. All change aluminum oxide includes water more or less, and also there are some hydroxyl groups as well as revealed aluminum atoms on the surface, which shows the characteristics of B acid as well as L acid (see acid-base driver), which has a crucial influence on the residential or commercial properties of Aluminum oxide service provider. The surface area acidity is associated with the preparation conditions, specifically to the contamination ions and also warmth therapy temperature. Unfavorable ions such as halogen will certainly enhance the surface acidity of light weight aluminum oxide, which will certainly promote the catalytic function of aluminum oxide itself for hydrocarbon breaking as well as isomerization.
. Light weight aluminum oxide powder applications. Aluminum oxide powder filled with catalytic active parts. Aluminum oxide with tiny certain surface area (or products with only a small number of crude pores) is normally utilized to support driver energetic parts with high details activity. The diffusion effect in pores can be removed by using this kind of provider, and also the deep oxidation side response can be reduced in the process for the purpose of discerning oxidation. For instance, the silver driver for the oxidation of ethylene to ethylene oxide is sustained by α& alpha;- aluminum oxide. Aluminum oxide with big particular surface has a well-developed pore framework, which can very spread the energetic components of the stimulant into fragments, as well as with the barrier impact of the provider, the energetic component bits can be prevented from sintering and also growing up in the process of usage. it is a sort of widely utilized light weight aluminum oxide provider. For instance, the precious metals platinum, rhodium and so forth are dispersed on aluminum oxide support to make hydrogenation driver, which can boost the usage of rare-earth elements.

The surface area acidity of aluminum oxide and also the energetic parts packed form bifunctional catalysts. For instance, the platinum-aluminum oxide catalyst used in platinum reforming, in which light weight aluminum oxide is not only a service provider, however additionally one of the energetic parts of the catalyst.
. Light weight aluminum oxide Powder Cost. The cost is influenced by lots of aspects including the supply and need in the market, sector fads, financial task, market view, as well as unanticipated occasions.
If you are looking for the latest aluminum oxide powder price, you can send us your questions for a quote. (
. Aluminum oxide Powder Supplier. Innovation Co. Ltd. is a trusted light weight aluminum oxide powder maker and also Al2O3 powder distributor with over 12-year-experience. We ship our products throughout the globe.

If you are searching for top notch aluminum oxide powder, please do not hesitate to contact us and also send an inquiry. (

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