Examples of 'sulfonate groups' in a sentence
Meaning of "sulfonate groups"
Sulfonate groups are chemical groups containing a sulfur atom bonded to three oxygen atoms, commonly found in organic compounds
How to use "sulfonate groups" in a sentence
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sulfonate groups
The hydrophilic substituents are sulfate or sulfonate groups.
The sulfonate groups organize into a separate phase or ion channels.
See the articles on sulfonyl and sulfonate groups for further information.
Sulfonate groups may be sulfonic acid groups and salts thereof.
In each instance sulfonation results in functionalization with sulfonic acid or sulfonate groups.
The sulfonate groups are not therefore globally affected by the desulfation process.
The preferred hydrophilic anionic moieties contain one or more sulfonate groups.
The sulfonate groups may be attached to the same or different carbon atoms.
The tetrapolymer contains acrylonitrile and a vinyl monomer containing sulfonate groups.
Anywhere from one to three sulfonate groups can be substituted on the aromatic ring.
Furthermore ethylenically unsaturated monomers with sulfonic acid or sulfonate groups can be used.
Sulfonate groups can be substituted when the dihydroxybenzene is reacted with concentrated sulfuric acid.
Many method have been developed for introducing sulfonate groups aside from direction sulfonation.
Water uptake increases with sulfonate content due to a strong hydrophilicity of the sulfonate groups.
Preferred sulfonate groups are methanesulfonate, para-toluenesulfonate group or trifluoromethanesulfonate.
See also
Suitable anionic surfactants are in particular soaps and those which contain sulfate or sulfonate groups.
In general, negatively charged sulfonate groups have several advantages.
The final part of this work concerns the carbon support functionnalization with sulfonate groups.
Alternatively sulfonate groups may be used as potentially anionic water-dispersing groups.
In the disclosed polyester resins, the sulfonate groups are dominant.
Preferably, at least some sulfonate groups are provided by the sulfonate-functional polyester polyol.
For example, aluminium will crosslink carboxyl and sulfonate groups.
Under these conditions, the sulfonate groups are fully deprotonated and the mediator exists as a dianion.
Certain polyesters are water-dispersible as a result of sulfonate groups on the polyester backbone.
A suitable method to obtain water-soluble phthalocyanine is the introduction of sulfonate groups.
Preferably, the sulfate and sulfonate groups have a pKa of less than about 3.0.
Anionic surfactants have as functional groups generally carboxylate, sulfate or sulfonate groups.
These can in particular be pyridinium, carboxylate or sulfonate groups or polyethyleneglycol chains.
All three structures show discrete octahedral molecules with monodentate trans-coordinated sulfonate groups.
Anionic surfactants normally have carboxylate, sulfate or sulfonate groups as functional groups.
They are chromophores that possess solubilizing groups, such as sulfate or sulfonate groups.
The composition of any preceding claim, wherein the sulfonate groups are metal neutralized.
Materials with acid groups have preferably carboxylate, phosphonate or sulfonate groups.
Anionic surfactants as a rule contain carboxylate, sulfate or sulfonate groups as functional groups.
Examples of anionic head groups include sulfosuccinate, sulfate, phosphate and sulfonate groups.
Therefore, apart from carboxymethyl groups, the resulting derivative only contains sulfonate groups.
None of these publications, however, discloses specific ratios of the carbonate and sulfonate groups.
Examples of suitable leaving groups include chlorine, bromine, and sulfonyl and sulfonate groups.
The process of claim 1, wherein said resin comprises a styrenedivinylbenzene copolymer functionalized with sulfonate groups.
The polyurethanes used according to the invention preferably have anionic groups, preferably sulfonate groups.
Preferably, R5 represents an alkylene radical substituted by sulfonic acid or sulfonate groups.
Moreover, the coating is water-resistant, despite the presence of ionic sulfonate groups.
Similarly, the sulfonate salt can contain one, two, three, or more sulfonate groups.
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