Examples of 'vinyl groups' in a sentence
Meaning of "vinyl groups"
vinyl groups: Refers to chemical groups containing a vinyl group, which is an organic functional group with a carbon-carbon double bond. Vinyl groups are found in various compounds and are important in organic chemistry
How to use "vinyl groups" in a sentence
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vinyl groups
Two types of vinyl groups can be differentiated.
From total number of pendant vinyl groups.
Vinyl groups are not explicitly disclosed.
The alkenyl groups are preferably vinyl groups.
Slow reacting vinyl groups typically require specific precautions.
Infrared spectroscopy indicated no vinyl groups present.
Acrylates contain vinyl groups directly attached to the carbonyl carbon.
B may each represent optionally substituted vinyl groups.
Vinyl groups can be oxidized to provide a means for covalent attachment.
These are molecules with two differently reactive vinyl groups.
Similarly polyisocyante functional vinyl groups could be incorporated in a similar manner.
These vinyl groups are usually distributed along the rubber chain.
Particularly preferred are vinyl groups.
No vinyl groups were observed.
Alkenyl includes vinyl groups.
See also
A particularly representative example is a dimethylpolysiloxane elastomer containing a small proportion of vinyl groups.
Formation of imines or substituted vinyl groups constitutes a form of nodal migration.
Suitable monomers for the polymers include polymerizable vinyl groups.
Another method for introducing of vinyl groups on the surface was also used.
The crosslinkable vinyl monomer may contain two or more vinyl groups.
Also given is the weight of vinyl groups in ppm of the total product.
Other suitable catalysts may produce greater or fewer numbers of vinyl groups.
Such impurities include olefins with vinyl groups and acyclic olefins.
Among the alkenyl groups that may especially be mentioned are allyl or vinyl groups.
Another alternative has been conversion of residual vinyl groups to groups containing an amine function.
Vinyl groups tend to be more reactive than the more sterically crowded vinylidene groups.
Silicone oils with different viscosities without vinyl groups can be present as plasticizers.
A crosslink may also be formed between two methyl groups or between two vinyl groups.
Corresponding forms having more than two vinyl groups may in principle also be used.
These diene polymers may have terminal functional groups such as carboxyl or vinyl groups.
Vinyl groups contained in the silica master batches are also included into the aforementioned quantities.
The cure times are typically significantly reduced when compared to macromonomers with vinyl groups.
NMR indicated some vinyl groups still were present.
NMR measurement of the resulting copolymer showed only a trace amount of the vinyl groups.
IR indicated no vinyl groups present.
The symbols Z can be hydrogen atoms or vinyl groups.
The POS A is a polysiloxane comprising vinyl groups in the chain and at the chain end.
The Z symbols are hydrogen atoms or alkenyl groups which are preferably vinyl groups.
Forms of monomer III with two or more vinyl groups are part of monomer II.
That is, the polythioether is an uncapped polythioether having terminal vinyl groups.
The vinyl groups provide functionality for cross-linking into hydrogels.
NMR indicated only a trace amount of vinyl groups remained.
Lower mol % vinyl groups values reflect higher degrees of compositional homogeneity.
Component A is a prepolymer with vinyl groups.
Epoxidation of vinyl groups can be carried out using a per acid, a hydroperoxide or the like.
Allyls, acrylates and styrenics contain vinyl groups.
The functional groups may e.g. be unsaturated vinyl groups containing double bonds for further polymerisation.
In various embodiments, it does also not contain vinyl groups.
Suitable reactive groups include, for example, vinyl groups which can participate in the polymerization reaction.
Macromers could be mono or difunctionalized with acrylate, methacrylate or vinyl groups.
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