Examples of 'butene' in a sentence
Meaning of "butene"
Butene is a noun that refers to any of four isomeric hydrocarbons with the formula C4H8, used in the production of synthetic rubber and plastics
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- Any of several forms of butylene.
How to use "butene" in a sentence
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butene
The butene isomerization reactor product was split.
The preferred comonomers are butene and hexene.
Both butene and hexene were used as comonomers.
Optional comonomer is preferably either butene or hexene.
Butene is stable in itself but polymerizes readily to polybutene.
Particularly preferred copolymers are ethylene butene copolymers.
The use of hexene and butene is particularly preferred.
The monomers may be ethylene and butene.
Copolymers of ethylene and of butene or of ethylene and of hexene.
Preferably the at least one olefin is butene.
Combined preparation of butene and octene from ethene.
The composition comprises as monomers ethylene and butene.
Thus a relatively butene free overheads stream was produced.
The enhancement is less pronounced in butene grades.
A pure butene or a mixture of butene isomers can also be introduced.
See also
Preferred co monomers are butene and hexene.
The butene content of the polymer was determined by infrared spectroscopy.
Reaction was continued until butene breakthrough observed in the effluent.
Butene content in monomer feed.
Copolymerization of ethylene and butene was sustained in a fluidized bed reactor.
The reactor is then opened so as to degas the unreacted butene.
Butene content in copolymer.
Preferably the monomer is ethylene or a mixture of ethylene and butene.
The reaction product was sent to the butene separation system.
Such mixtures are commercially produced for example by oligomerisation of butene.
The butene oligomerization also takes place in the liquid phase.
Propylene copolymers are typically prepared with ethylene or butene comonomers.
Butene conversion was determined by measuring unreacted butene relative to feed butene.
The composition may comprise as monomers ethylene and butene.
The main components of the raffinate are butene and derivatives thereof.
It is most preferred that they are prepared from polynormal butene.
The concentration of disubstituted butene can also vary over wide limits.
It is even preferred that said olefin feed is at least one butene.
This would represent a loss of butene feedstock for subsequent operations downstream.
Ethene has two carbon atoms and butene has four.
These two isomers of butene are slightly different in their chemical and physical properties.
A process according to any preceding claim wherein said feed comprises butene.
Isobutene and butene oligomers were produced only in trace amounts under these conditions.
This avoids the need to remove unwanted excess butene or other comonomer.
The butene component is suitably a conjugated butadiene polymer selected from polybutadiene and polyisoprene.
Recovering of the polymer from said solution by evaporation of the butene solvent.
The butene and hydrogen partial pressure were maintained constant during the whole polymerization.
Also useful as a roofing material in the present invention are copolymers of ethylene and butene.
Ethylene butene copolymer Bag for cell culture.
In a preferred embodiment the olefin copolymer consists of propylene and butene monomer units.
Polybutene Polybutene is a viscous copolymer of isobutylene and butene monomers.
IR spectroscope showed the presence of butene in the copolymer.
The butene feed used in shown in table 1 below.
IR spectroscopy showed the presence of butene in the copolymer.
In addition, a pure butene or a mixture of isomeric butenes may be introduced.
