Examples of 'triisobutylaluminum' in a sentence
Meaning of "triisobutylaluminum"
Triisobutylaluminum is a chemical compound used in organic synthesis and as a catalyst in various reactions
How to use "triisobutylaluminum" in a sentence
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triisobutylaluminum
Triisobutylaluminum is used as received from the manufacturer.
Preparation of supported metallocene catalyst using triisobutylaluminum.
Triethylaluminum and triisobutylaluminum are preferred cocatalysts.
The at least one organoaluminum compound is triethylaluminum or triisobutylaluminum.
Triethylaluminum and triisobutylaluminum are preferably used.
The organoaluminum compound is triethylaluminum or triisobutylaluminum.
Preparation of triisobutylaluminum treated silica.
Particularly preferable are trialkylaluminums with triethylaluminum and triisobutylaluminum being most preferable.
Triisobutylaluminum has proven to be an especially desirable alkyl aluminum compound for producing a hydroxyaluminoxane.
A syringe assembly was used to add the triisobutylaluminum cocatalyst.
Triisobutylaluminum is used in Examples in this application.
Preparation of supported metallocene catalyst using triisobutylaluminum instead of methylaluminoxane.
MMAO may be produced by the hydrolysis of trimethylaluminum and a higher trialkylaluminum such as triisobutylaluminum.
In particular, trimethylaluminum and triisobutylaluminum are preferably used.
Of these, triisobutylaluminum that is easy to handle is particularly preferable.
See also
Particularly preferable are trimethylaluminum, triethylaluminum and triisobutylaluminum.
Trimethylaluminum, triethylaluminum, and triisobutylaluminum are the most preferred compounds.
Among them, preferable is trialkylaluminum, more preferable is triethylaluminum or triisobutylaluminum.
Among these, triethylaluminum and triisobutylaluminum are preferable.
The organoaluminum compound can comprise trimethylaluminum, triethylaluminum, or triisobutylaluminum.
Preparation of methylaluminoxane / triisobutylaluminum treated silica.
Among them, preferable is trialkylaluminum, more preferable is triethylaluminum and triisobutylaluminum.
Also, the addition of triisobutylaluminum substantially increased polymer yield.
Trialkylaluminum is preferable, and triethylaluminum and triisobutylaluminum are more preferable.
Among them, triisobutylaluminum is preferable, and a mixture of trimethylaluminum and tributylaluminum may be used.
Trimethylaluminum, triethylaluminum and triisobutylaluminum are preferred.
The composition of claim 1 wherein the organoaluminum compound comprises trimethylaluminum, triethylaluminum, or triisobutylaluminum.
In the embodiment examples, only triisobutylaluminum and triisohexylaluminum are used as the organometallic aluminum compounds.
Among them, diisobutylaluminum hydride and triisobutylaluminum are preferred.
Triethylaluminum, triisobutylaluminum, triisohexylaluminum, Preference is given to triethylaluminum and triisobutylaluminum.
A process according to claim 7 wherein the cocatalyst is triisobutylaluminum or triethylaluminum.
Triisobutylaluminum was added in the polymerization and the activity was superior to that of Example 4.
Preferably, the organoaluminum compounds are trimethylaluminum, triisobutylaluminum and triethylaluminum.
MMAO refers to modified methylalumoxane, a triisobutylaluminum modified methylalumoxane available commercially from Akzo-Noble Corporation.
Preferred organoaluminum cocatalysts are triethylaluminum, triisopropylaluminum, triisobutylaluminum and diethylhexylaluminum.
Similar results could be obtained with triisobutylaluminum ( TIBA ) as a cocatalyst with the described primary catalyst.
Examples of these compounds are metal alkyls, preferably aluminum alkyls such as triisobutylaluminum.
In another aspect, triethylaluminum ( TEA ) or triisobutylaluminum are typical organoaluminum compounds used in this invention.
Examples of scavenging agents are metal alkyls, preferably aluminum alkyls, most preferably triisobutylaluminum.
MMAO refers to modified methylalumoxane, a triisobutylaluminum modified methylalumoxane available commercially from Akzo-Nobel Corporation ™.
Examples of these compounds are metal alkyls, preferably aluminum alkyls, most preferably triisobutylaluminum.
Triethylaluminum or triisobutylaluminum is preferably used as the organoaluminum compound ( B ).
Examples of trialkylaluminum compounds include trihexyl aluminum, trimethylaluminum, triethylaluminum, triisobutylaluminum and trioctylaluminum.
Triisobutylaluminum ( TIBA ) was obtained from Akzo Corporation as a one molar solution in heptane.
Use of catalyst system according to claim 7, wherein catalyst system activation is accomplished with triisobutylaluminum.
The preparation of C1 was substantially repeated using the triisobutylaluminum treated phenylsilane modified silica of 7B4.
Examples of these compounds include metal alkyls, such as aluminum alkyls, most preferably triisobutylaluminum.
The cocatalyst was triisobutylaluminum ( TiBA ).
Among them, there is preferably used trialkylaluminum, more preferably used triethylaluminum and triisobutylaluminum.
The preferred alkyl aluminium may be triisobutylaluminum ( TIBAL ) or triethylaluminium ( TEAL ).
