Examples of 'butenes' in a sentence
Meaning of "butenes"
Butenes - a group of flammable gases belonging to the alkene class of hydrocarbons, used in various industrial processes
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- plural of butene
How to use "butenes" in a sentence
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butenes
Butenes include normal butenes and isobutene.
Maxima are not observed in the other butenes.
There were no butenes or isobutylene in the feed solution.
The positional isomerization of formed butenes is mentioned.
The butenes have many uses.
Another benefit would be to convert butadiene to butenes.
Separation of butanes from butenes is difficult.
Alternatively butadiene may be selectively hydrogenated to butenes.
Butenes and pentenes are preferred.
Butadiene can also be produced by catalytic dehydrogenation of normal butenes.
Butenes are also conveniently obtained from butadiene vÃa selective hydrogenation.
Linear dicarbonylation of difunctionalized butenes.
This results in a superior butenes product as well as less solvent losses.
The present invention relates to the linear dicarbonylation of difunctionalized butenes.
Higher butenes selectivities can be achieved by running at lower ethylene conversions.
See also
Process for the separation of butanes and butenes by extractive distillation.
The selective hydrogenation of the acetylenic hydrocarbon traces into butenes.
The bottom product is typically butenes and some heavier olefins.
The remainder of the stream is essentially butanes and normal butenes.
The butenes isomerize on contact with the resin during the reaction.
Total methyl butenes.
The top butenes are then passed to a column under pressure for purification.
There is typically a limit as to what can be achieved when oligomerizing butenes.
The head butenes are then supplied for purification purposes to a pressure column.
This will result in increased recycles to achieve high butenes utilization.
The butenes can be recycled back to the metathesis reactor for further reaction.
The upgraded product includes olefinic hydrocarbons such as propene and butenes.
This stream containing butenes and butanes may be recycled to the cracking furnace.
In a specific embodiment the metathesis is carried out by adding ethylene to the butenes.
After the WWII the production from butenes became the major type of production in USSR.
Said isomerizing dehydration stage a makes it possible to convert isobutanol into a mixture of butenes.
Additionally, propylene and the butenes are valuable.
The present invention on the other hand relates to improving the selectivity to linear butenes.
Ethylene, propylene and butenes are preferred olefin promoters.
In a specific embodiment the metathesis is carried out as autometathesis with only butenes as feedstock.
In the stripping tower, the butenes and solvent are separated.
These feed streams may also be formed by selectively hydrogenating butadiene to form linear butenes.
In parallel, two butenes formed beforehand can form an octene.
Formation of unwanted products such as dimers and trimers of butenes and aromatic compounds.
As butenes are valuable products, it is necessary to separate them from the butanes.
Ultimately this processing scheme will increase the net butenes feed to metathesis.
In a first step, the butenes are dimerized to give a mixture of isomeric octenes.
The invention relates to a process for the separation of butanes and butenes by extractive distillation.
Thus, butenes and gamma-valerolactone may also be present in the reaction mixture.
The GC analyses confirmed that the products formed were principally butenes and hexenes.
We have studied the isomerization of butenes and methylbutenes by noble gas-sensitized radiolysis.
The oligomer composition was as follows, butenes.
After removal of the secondary constituents, the butenes are hydroformylated to pentanals.
The solution obtained in example 1 is used for dimerizing butenes.
Under conditions of low ethylene, butenes will react with each other.
