Examples of 'onium salts' in a sentence
Meaning of "onium salts"
onium salts - Onium salts are a class of organic compounds that contain a positively charged nitrogen atom. These salts are commonly used in various chemical reactions and organic synthesis processes due to their unique chemical properties
How to use "onium salts" in a sentence
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onium salts
The cationic photoinitiators are generally onium salts.
Onium hydroxides and onium salts are commercially available.
Also preferred are aromatic onium salts.
Examples of these are onium salts with anions of weak nucleophilicity.
Other useful cationic curing agents include organometallic salts and onium salts.
Diaryliodonium salts and triarylsulfonium salts are preferred onium salts.
It is necessary that no active protons or onium salts are present in a molecule.
No onium salts are involved.
Examples of cationic photoinitiators are aromatic onium salts and iron arene salt complexes.
The preferred onium salts for use herein are the diaryliodonium salts.
The phase transfer catalyst may be chosen from onium salts and derivates and mixtures thereof.
Aromatic onium salts are typically photosensitive only in the ultraviolet region of the spectrum.
In addition to these compounds, onium salts may be used for the same purpose.
Said onium salts have preferably hexafluoroantimonate, hexafluorophosphate or tetrafluoroborate anions.
Possible anions in the onium salts include anions of common acids.
See also
Preferred initiators are hexaarylbisimidazole compounds, titanocene compounds, trihalomethyl compounds and onium salts.
Suitable anions for the onium salts include anions of common acids.
Onium salts such as quaternary ammonium salts, quaternary phosphonium salts are preferable among them.
These photosensitive aromatic onium salts are known in the art and are available commercially.
The curing-initiator systems used in the compositions according to the invention are advantageously onium salts.
These compositions include onium salts combined with organic compounds as the photoinitiators.
Preferred photocatalysts for the epoxyfunctional silicone compositions are the onium salts having the formulae,.
Other photosensitive onium salts are particularly good UV-activated photoinitiators.
Initiators which may be used are, for example, thermolabile onium salts.
Preference is given to using onium salts in the synthesis, more preferably phosphonium salts.
The cationic species is chosen from the onium salts of formula ( I ).
The photosensitive onium salts mentioned in these Patents are good UV-light photoinitiators.
Examples of cationic photoinitiators include sulfonium salts, iodonium salts and onium salts.
Various quaternary onium salts possessing a " hard " or " intermediate " anion.
They are essentially physiologically acceptable onium salts with longer-chained hydrocarbon radicals.
They include, for example, onium salts with anions of weak nucleophilicity.
Examples of cationic photoinitiators include, for instance, onium salts with anions of weak nucleophilicity.
Suitable phase transfer agents include onium salts such as ammonium, phosphonium and sulfonium salts.
Discloses the use of copper complex co-catalyzed onium salts as photoinitiators for epoxy resins.
Examples of cationic ' Y 's are the onium salts such as phosphonium, ammonium or sulfonium salts.
Hydroxides, non-basic quaternary onium salts such as quaternary onium halides, e . g.
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