Examples of 'styrenes' in a sentence
Meaning of "styrenes"
Styrene: A synthetic resin used in the production of various plastics
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- plural of styrene
How to use "styrenes" in a sentence
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styrenes
Such styrenes may be halogenated or hydrogenated.
Corresponding chlorinated styrenes are also useful.
Styrenes are most preferred.
Styrene and halogenated styrenes are preferred vinyl aromatic monomers.
Vinylcyclohexenes are valuable as precursors to styrenes.
Substituted styrenes with mixtures of substituents on the aromatic ring are also suitable.
Particularly preferred are styrenes.
Copolymers of substituted styrenes with dienes such as butadiene may also be used.
The coker naphtha also can contain styrenes and indenes.
Substituted styrenes are of course vinyl benzenes where the benzene ring bears a substituent.
The coating may also include any combination of the above mentioned styrenes.
Each of the alkylated styrenes or vinyl naphthalenes may contain one or more alkyl substitutents.
Many known stabilizers for styrene are ineffective or poor polymerization inhibitors for substituted styrenes.
Styrenes are preferably used to thin the film former and participate in the thermoset reaction.
These polymers include copolymers of styrene or substituted styrenes with vinyl monomers containing carboxyl groups.
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Brominated styrenes have shown a markedly greater tendency to polymerize than styrene monomer alone.
The Kumada-Corriu coupling gives access to styrenes.
Each of the alkylated styrenes or vinyl naphthalenes may contain one or more alkyl substituents.
Preferred comonomers are vinyl aromatic compounds, in particular styrenes.
Styrenes with the following chemical formulas were tested,.
Of course, mixtures of optionally substituted styrenes can also be used.
In addition, such styrenes include a derivative of the specific example.
Comonomers also include styrene and alkyl-substituted styrenes.
Frequently, copolymers of substituted styrenes with dienes such as butadiene will be used.
Particularly suitable vinylaromatics are styrene, optionally substituted styrenes and vinyltoluenes.
In particular, the use of crosslinked styrenes containing quaternary ammonium groups is described.
By styrene based monomer is meant herein styrene, alpha-methyl styrene or other substituted styrenes.
Nevertheless, borocyclopropanes derived from styrenes were obtained in lower yields as well as lower diastereoselectivities.
Examples of suitable aromatic monomers include alkyl substituted styrenes such as t-butyl styrene.
For example, polyamides or styrenes may be used for the composition of the support.
Suitable alkenes include the optionally-substituted styrenes and vinylnaphthalenes.
Still others include ethylenically unsaturated monomers such as isobutylene and derivatives thereof, methacrylates and styrenes.
Process for the preparation of styrene or substituted styrenes comprising the steps of,.
With the substituted styrenes a Hammett relationship is observed for the half-wave potentials.
Only a few compositions have been described as useful for stabilizing ar-brominated styrenes such as dibromostyrene.
Furthermore, the aromatic carboxylic acids having styrenes attached such as styrene-salicylic acid are also exemplified.
Further, the range of molecular-weight distribution is not limited and various styrenes can be used.
Styrene, alpha methyl styrene and substituted styrenes are particularly suitable hard blocks.
Monomers of group ( a ) are optionally substituted styrenes.
The preferred monomer is styrene, but other styrenes may also be used in combination.
This invention relates to processes for preparing a ( alpha ) - substituted styrenes.
Examples of styrene analogs include methyl-substituted styrenes or halogen substituted styrenes such as chlorostyrene.
Preferred materials are addition polymers containing 50 % or more by weight of styrene or substituted styrenes.
The Electric Eels and Mirrors both broke up, and the Styrenes emerged from the fallout.
Suitable monomers are methyl or ethyl methacrylate, styrene, and methyl or ethyl - substituted styrenes.
The nonionic monomers may be styrene, substituted styrenes or alkyl ( meth ) acrylates.
Suitable non-ionisable monomer groups are selected from alkyl ( meth ) acrylates or styrenes.
Examples of substituted styrenes that may be mentioned include a-methylstyrene, a-ethylstyrene, vinyltoluenes and chlorostyrenes.
The latter was then coupled in a Suzuki reaction to give styrenes of formula ( VIII ).
Similarly, electron-rich styrenes participate in intra - or intermolecular Diels-Alder cyclizations via a radical cation mechanism.
