Examples of 'aluminum alkyl' in a sentence
Meaning of "aluminum alkyl"
aluminum alkyl - This phrase is used in chemistry to describe compounds that consist of an aluminum atom bonded to alkyl groups. These compounds are commonly used as catalysts in various chemical reactions and industrial processes
How to use "aluminum alkyl" in a sentence
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aluminum alkyl
A cocatalyst of an aluminum alkyl activates the catalyst.
The metal alkyl is preferably an aluminum alkyl.
The most preferred aluminum alkyl being trimethyl aluminum.
The reactor is passivated with an aluminum alkyl.
The preferred aluminum alkyl is TEAl.
No aluminum alkyl compounds were added to the reactor as scavenger.
The second addition of aluminum alkyl was omitted.
The aluminum alkyl is contacted with the olefin.
In an embodiment the metal alkyl may be an aluminum alkyl.
No excess aluminum alkyl is present.
Triethylaluminum cocatalyst is a particularly suitable aluminum alkyl cocatalyst.
An aluminum alkyl is mixed with an olefin and brought to reaction temperature.
The support can be pretreated with an aluminum alkyl.
The aluminum alkyl may be trimethyl aluminum present in catalyst systems.
That is the reaction product of an aluminum alkyl and calixarene.
See also
Alumoxane and aluminum alkyl activators are capable of alkylation and abstraction activation.
An alumoxane is produced by the reaction of an aluminum alkyl with water.
The mixture of aluminum alkyl and olefin is brought in contact with a metallocene catalyst.
This result is unexpected since the catalyst contains aluminum alkyl.
Reactor surface passivation with an aluminum alkyl minimizes the formation of fines layers.
Catalyst efficiency is related to activation of the catalyst with aluminum alkyl.
The reaction of an aluminum alkyl with water is very rapid and highly exothermic.
Other excellent hydrogenation catalysts utilize the aluminum alkyl directly.
It appears that alumoxane and aluminum alkyl activators may act to reduce molecular weight.
Catalyst efficiency improved when the catalyst was aged in aluminum alkyl.
This appears to occur at about one aluminum alkyl per polymer lithium center.
The catalyst is generally composed of a transition metal compound and an aluminum alkyl.
Polymer morphology is related to the amount of aluminum alkyl used in aging the catalyst.
The reaction of an aluminum alkyl with water is a very rapid and highly exothermic one.
Alumoxanes generally contain minor to substantial amounts of starting aluminum alkyl compound.
The quantity of aluminum alkyl added is relatively small and aluminum alkyls are relatively inexpensive.
The mixture is placed in contact with the blend of olefin and aluminum alkyl.
The preferred aluminum alkyl is TEAI.
In certain embodiments, the metal alkyl comprises an aluminum alkyl.
Most preferably, the aluminum alkyl is triethyl aluminum.
Another essential component is an organoaluminum compound, such as an aluminum alkyl compound.
Mixing an aluminum alkyl with an olefin ;.
A process as recited in claim 6 wherein the aluminum alkyl is triethylaluminum.
The aluminum alkyl solution then was poured into the chromium / pyrrole solution.
This result is unexpected, particularly because the catalyst contains aluminum alkyl.
It shows the importance of using an aluminum alkyl during the start-up of the reactor.
The catalyst system of claim 24 wherein the activator comprises an alumoxane or aluminum alkyl.
In the practice of this invention, the aluminum alkyl is mixed with the olefin.
For example, the aluminum alkyl is treated with water in the form of a moist solvent.
The catalyst of Claim 9 wherein the aluminum alkyl is triethylaluminum.
A catalyst system as recited in Claim 13 which additionally comprises an aluminum alkyl.
B one or more aluminum alkyl compounds and, optionally, C an external electron donor compound.
The catalyst of any one of Claims 1 to 8 additionally comprising an aluminum alkyl in a.
An aluminum alkyl compound ; and.
A catalyst system as recited in Claim 12 wherein the aluminum alkyl is triethyl aluminum.
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