Examples of 'such a catalyst' in a sentence
Meaning of "such a catalyst"
such a catalyst - A substance that increases the rate of a chemical reaction without undergoing any permanent change itself. This phrase is used in the context of chemistry
How to use "such a catalyst" in a sentence
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such a catalyst
Such a catalyst is for example an oxide of manganese.
The present invention provides such a catalyst.
Such a catalyst can be provided in various forms.
Phenyl mercuric acetate is one example of such a catalyst.
Such a catalyst is sometimes described as vanadyl pyrophosphate.
It is an object of the invention to provide such a catalyst system.
Suppose there was such a catalyst that shifted an equilibrium.
Another object of the invention is the preparation of such a catalyst.
Such a catalyst is characterized by a low macroporosity.
Catalyst and gas phase method using such a catalyst.
Such a catalyst just as easily decomposes hydrazine as monomethylhydrazine.
A further object is to provide a process for the preparation of such a catalyst.
Such a catalyst is generally a commercial product.
Most preferred is the embodiment where such a catalyst is used in reforming a naphtha feed.
Such a catalyst preferably has silicon oxide as a support.
See also
The most successful example of such a catalyst is prepared from phosphates of various metals.
Such a catalyst system is a homogenous mixture.
The invention relates as well to the use of such a catalyst in olefin oligomerization processes.
Such a catalyst will have steam reforming activity.
If desired a catalyst may be utilized in the foregoing reaction and such a catalyst is caustic.
Such a catalyst is preferably sodium iodide.
Homogeneous copolymers produced by such a catalyst system have been commercially available for several years.
Such a catalyst has now been found.
Hence the metathesis reaction using such a catalyst can not be utilized on an industrial scale.
Such a catalyst will usually exist as an ionic liquid.
The present invention relates to an immobilized catalysts and process for preparing such a catalyst.
Such a catalyst is therefore unsuitable for practical use.
A still yet further benefit of the present process is that such a catalyst is not required.
Use of such a catalyst in a hydrocracking process.
The packaging material must provide an environment that is inert toward such a catalyst system.
The search for such a catalyst has been going on for decades.
Process for preparing a supported metal catalyst and selective hydrogenation process using such a catalyst.
Such a catalyst may be composed of platinum and aluminum oxide.
For the purposes of this description such a catalyst will be identified as Ni catalyst.
Such a catalyst system may be used to form polyolefin compositions.
However, it is also contemplated to operate without such a catalyst.
The use of such a catalyst in the oxidation of organic compounds.
However, the prospects of discovering such a catalyst are very remote.
Such a catalyst is then sulphurized in order to be active in the hydrocracking reactions.
However, the activity of such a catalyst system remains inadequate.
Such a catalyst may especially be chosen from platinum and rhodium compounds.
As mentioned above, reactions with such a catalyst are hard to control.
The use of such a catalyst system to make polypropylene is well known.
The same applies correspondingly if such a catalyst is used in step 2 too.
Such a catalyst composition can be produced by mixing the individual components together.
Further, the storage life of such a catalyst composition is virtually unlimited.
Such a catalyst system might be expected to become more active as polymerization proceeds.
Further, purification of glycerol is difficult as it contains a large amount of such a catalyst.
Typical examples of such a catalyst are preferably ferrous chloride and cuprous chloride.
However, the monomer can not be polymerized in such a catalyst solution.
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