Examples of 'diene monomers' in a sentence
Meaning of "diene monomers"
Diene monomers: Diene monomers are molecules that contain two double bonds. They are essential building blocks in polymer chemistry for creating various polymers with unique properties
How to use "diene monomers" in a sentence
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diene monomers
The polymerization of diene monomers is initiated by an initiator.
The present invention produces a polymer of diene monomers.
The vinylaromatic and diene monomers are as defined above.
Process for the polymerisation of conjugated diene monomers.
Such diene monomers are selected from polymerizable dienes.
Mixtures of conjugated diene monomers may also be used.
Diene monomers are typically more expensive than ethylene or propylene.
Blends or copolymers of the diene monomers may also be used.
Conjugated diene monomers may be used either alone or in combination.
The present invention also provides a polymer of diene monomers.
Said conjugated diene monomers may be used alone or in combination.
Mixtures of two or more of the foregoing diene monomers may be employed.
The diene monomers remain unsaturated before epoxidation in the preferred polymers.
Specific examples of conjugated diene monomers have been set forth above.
Conjugated diene monomers are often anionically polymerized by using alkyllithium compounds as initiators.
See also
Initiators for the copolymerisation of diene monomers and vinyl aromatic monomers.
Conjugated diene monomers can often be anionically polymerized by using alkyllithium compounds as initiators.
Comonomers copolymerizable with the diene monomers can be those disclosed above.
The synthetic elastomers typically derive from the polymerization of conjugated diene monomers.
Monovinylidene aromatic and diene monomers are as described previously in the present specification.
The first monomer may be selected from one or more of conjugated diene monomers.
The addition polymerization of aliphatic dithiols with diene monomers has been described in the literature.
The synthetic elastomers may derive from the polymerization of conjugated diene monomers.
These conjugated diene monomers may be copolymerized with other monomers such as vinyl aromatic monomers.
Additional blocks can be added by continuing alternating feeds of styrenic and conjugated diene monomers.
The conjugated diene monomers for charging into the reaction zone are generally delivered neat.
Double bonds in the polymer block made of the conjugated diene monomers may be hydrogenated.
Examples of the diene monomers include butadiene, and chloroprene.
Examples of such elastomer are copolymers of ethylene and / or a-olefins with diene monomers.
This type of block copolymer has been prepared from diene monomers using anionic polymerization techniques.
Diene monomers that can be cited are butadiene, chloroprene and isoprene.
Isoprene and butadiene are the preferred conjugated diene monomers for use in the present invention.
Diene monomers containing from 4 to 8 carbon atoms are generally preferred for commercial purposes.
The preferred conjugated diene monomers are butadiene and / or isoprene.
Other comonomers such as vinyl-substituted aromatic compounds can be employed with the conjugated diene monomers.
Also suitable are the copolymers of conjugated diene monomers and vinylaromatic, in particular styrene, monomers.
Examples of diene monomers for the liquid polydiene include butadienes, isoprenes, and chloroprenes.
Such polydiene rubbers are derived from conjugated diene monomers and / or nonconjugated diene monomers.
Those skilled in the art can readily select other useful conjugated and non-conjugated diene monomers.
The reaction mass comprises vinyl monomers and diene monomers and / or diene derived polymers.
The alpha-olefin and diene monomers may also be chosen from those indicated above, including propylene.
Suitable monomer include olefin monomers, polar vinyl monomers, diene monomers and acetylene monomers.
Suitable diene monomers include, for example, butadiene and isoprene.
The diene repeating unit ( c ) is derived from various kinds of diene monomers.
Examples of suitable diene monomers include ethylidenenorbornene, 1,4-hexadiene or similar conjugated or nonconjugated dienes.
These materials may be optionally modified with from 0 % to about 9 % diene monomers.
Suitable non-conjugated diene monomers include, for example, ethylidene norbornene, dicyclopentadiene, hexadiene, and phenyl norbornene.
In one embodiment, the first monomer is selected from C4-C8 conjugated diene monomers.
Suitable non-conjugated diene monomers include, e.g., ethylidene norbomene, dicyclopentadiene, hexadiene or phenyl norbornene.
C4-C8 conjugated diene monomers are the most preferred.
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Examples of using Diene
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Diene was the only one not laughing
The polymerization of diene monomers is initiated by an initiator
Diene monomer is supplied to the polymerization diluent
Examples of using Monomers
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Typical monomers are nonpolar ethylene and propylene
They can exist as monomers and dimers
The monomers a to e are different from each other
