Examples of 'catalyst precursor' in a sentence
Meaning of "catalyst precursor"
catalyst precursor: a substance or compound that serves as a starting material or ingredient in the production of a catalyst, which is a substance that speeds up a chemical reaction without being consumed in the process
How to use "catalyst precursor" in a sentence
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catalyst precursor
The catalyst precursor solution is acidity neutral.
The metallocene compound or catalyst precursor is stereorigid.
The catalyst precursor is preferably isolated by filtration.
The metal precursor is a chromium catalyst precursor.
The metal catalyst precursor may be sublimable.
It relates in particular to a process for preparing a catalyst precursor.
The catalyst precursor is activated with triethylaluminum.
Heat treating said catalyst precursor by.
The catalyst precursor solution is usually acidic.
The resultant aqueous slurry is the catalyst precursor.
Selection of the catalyst precursor compound is not critical.
Silica is the preferred support for the catalyst precursor.
Catalyst precursor can be fed either dry or as a slurry.
Discrete spray dried catalyst precursor particles are formed.
A catalyst precursor is charged to the reactor containing the bed.
See also
Preparation of the solid catalyst precursor.
The catalyst precursor synthesis will now be described.
This is the solid catalyst precursor.
The catalyst precursor may be ferrocene.
A catalyst system is combination of a catalyst precursor and an activator.
The catalyst precursor may be made by any method.
The activating cocatalyst is capable of activating the catalyst precursor.
This was a catalyst precursor of the claims.
Process for the preparation of a catalyst for a catalyst precursor.
The solid catalyst precursor was prepared in two stages.
Olefin polymerization catalyst precursor.
The catalyst precursor may be isolated by conventional methods.
Thus the material is sometimes referred to herein as catalyst or catalyst precursor.
The recovered catalyst precursor may then be dried.
Suitable methods include the heat treatment of an amorphous catalyst precursor.
The catalyst precursor so obtained was subjected to various tests.
Particularly preferred are catalysts that can be obtained by reduction of a catalyst precursor.
The catalyst precursor was synthesized as follows.
It is also possible to combine the catalyst precursor and the chiral ligand.
The catalyst precursor slurry was added to a mixing vessel.
The catalyst composition comprises the catalyst precursor and an activating cocatalyst.
The catalyst precursor was crushed to a powder.
This compound is commercially available and used as a catalyst precursor in organic synthesis.
The catalyst precursor can be formed in the following way.
It is however also possible to add the seed to said solution of a catalyst precursor.
The obtained catalyst precursor has to be activated before use.
Particular preference is given to catalysts which can be obtained by reducing a catalyst precursor.
A catalyst precursor as producible by the process of any preceding claim.
Stirring was stopped and catalyst precursor particles were allowed to settle.
A catalyst precursor is charged to the reactor containing the slurry medium.
At times two or more catalyst precursor compounds may be present.
A catalyst precursor may or may not undergo a change in becoming catalytically active.
Process for producing catalyst precursor and corresponding catalyst.
The water was removed from the slurry to obtain a solid catalyst precursor.
Catalyst and catalyst precursor containing vanadium and antimony.
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