Examples of 'zeolite beta' in a sentence
Meaning of "zeolite beta"
zeolite beta ~ a specific type of zeolite, which is a crystalline mineral that is widely used in industry for various purposes including as catalysts, adsorbents, and ion-exchangers. Zeolite beta has a unique structure and properties that make it useful in a range of applications.
How to use "zeolite beta" in a sentence
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zeolite beta
Zeolite beta is specifically disclosed as a suitable catalyst.
Most preferred catalyst is acidic zeolite beta.
Zeolite beta showed good initial activity.
A preferred aspect is to use zeolite beta.
The zeolite beta may then be added to this blend.
The transalkylation catalyst is preferably a catalyst comprising zeolite beta.
Catalysts containing zeolite beta may be prepared by any conventional method.
A preferred catalyst for practicing the invention is zeolite beta.
The zeolite beta and alumina are the same materials used in the previous examples.
Moreover the catalyst is typically at least partially acidic zeolite beta.
A preferred zeolite is zeolite beta although the invention is not limited to the preferred zeolite.
This invention relates to molecular sieves which have the zeolite beta structure.
Use of a zeolite beta sol in the preparation of a catalyst composition as defined in claim 1.
Benzene and ethylene contact a catalyst comprising zeolite beta in a first catalyst zone.
The zeolite beta is then subjected to ion-exchange with ammonium ions at uncontrolled pH.
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Particularly good results have been given with small crystal size zeolite beta.
As a reference, a commercial zeolite beta powder was used.
The calcination should preferably not cause degradation of any catalytic sites in zeolite beta.
It would be desirable to achieve a highly silicious zeolite Beta which is fully crystalline.
The preferred acidic zeolite beta catalysts are HF-treated calcined zeolite beta catalysts.
The sodium can be derived from the synthesis mixture used to prepare zeolite beta.
Analyzed properties of the zeolite beta product were as follows,.
This invention relates to a method of synthesizing zeolite Beta.
The highly crystalline all-silica zeolite beta is produced in high yield.
From such synthesis mixture the zeolite produced is zeolite Beta.
Method for synthesizing all-silica zeolite beta with small crystal size.
The seeds are preferably highly siliceous and high purity zeolite Beta.
Zeolite beta is normally prepared from a solution containing at least silica, alumina and a template.
This example illustrates the synthesis of an aluminosilicate with the zeolite Beta structure.
A method for synthesizing the all-silica zeolite beta with small crystal size is disclosed.
Zeolite La-Beta has a pore size geometry similar to zeolite beta.
For example, a catalyst supplier may provide zeolite beta that has been previously calcined.
In several of the methods disclosed herein, the catalyst includes zeolite beta.
Instead, the zeolite beta product was hydronium ion-exchanged after the initial calcination step.
Preparation of Macrostructures comprising zeolite Beta and cobalt.
For high catalytic activity, the zeolite beta should be predominantly in its hydrogen ion form.
Post-treatment of deboronated zeolite beta.
The calcined zeolite beta is also known as H-form zeolite beta.
Preparation of Macrostructures comprising zeolite Beta and palladium.
Suitable zeolite beta materials are commonly available commercially, such as from the PQ Corporation.
Publications which further discuss the properties of zeolite Beta include US Patent Nos.
Pre-sulfided Zeolite Beta is preferred when some residual sulfur in the product is acceptable.
Alkylating benzene with an alkylating mixture in the presence of a zeolite beta catalyst ;.
X-ray diffractometry showed zeolite Beta of high crystallinity.
The process of claim 1 in which the zeolite has the structure of zeolite beta.
The XRD pattern of the mesoporous with the zeolite beta crystals is shown in Figure . 7b.
Ina preferred embodiment, the molecular sieve has the topology of zeolite beta.
Referring to Figure 3, the modified zeolite beta has the peaks characteristic of conventional zeolite beta.
The second stage, the hydroisomerization step, is carried out over zeolite beta.
The X-ray powder diffraction pattern matched that of zeolite Beta described in the aforementioned patent.
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