Examples of 'azo dyes' in a sentence
Meaning of "azo dyes"
Azo dyes are a class of synthetic dyes that contain the azo functional group (-N=N-) as their chromophore. These dyes are commonly used in various industries, including textile, leather, and printing, to impart vibrant and long-lasting colors to materials. Azo dyes can be produced in a wide range of shades and are known for their stability and lightfastness
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- plural of azo dye
How to use "azo dyes" in a sentence
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azo dyes
Dyestuffs can be azo dyes or phthalocyanine dyes.
Azo dyes and azo colourants.
It is also made from natural and azo dyes.
No azo dyes that cleave to a list of aromatic amines.
Especially preferred are sulfonated azo dyes.
Azo dyes are of particular use in the present invention.
Red pigments based on manganese salts of azo dyes.
Azo dyes or anthraquinone dyes may be concerned in particular.
Benzidine based azo dyes.
Azo dyes in food products.
It is used to make azo dyes.
Azo dyes are solids.
It is used to manufacture azo dyes.
Azo dyes screening.
The aromatic amine used to be used to make azo dyes.
See also
This invention relates to reactive azo dyes containing piperazine.
No azo dyes were found in any of the strongly coloured products.
The invention relates to azo dyes containing sulphur dye entities.
Azo dyes comprising a pyrazole group such as tartrazine are well known.
Modernising the rules on food additives and labelling of azo dyes.
For manufacturing azo dyes one can also use the filtrate as it is.
Better labelling and possible ban on additives containing azo dyes.
Some azo dyes are modified with sulfonium groups to give them a positive charge.
Another subject matter of the invention is novel cationic azo dyes.
Advantageously azo dyes and anthraquinones are used within the context of the invention.
Compositions and methods for inhibiting precipitation of azo dyes in a beverage.
Azo dyes and fluorescent brighteners derived from diaminostilbene disulfonic acids are known.
Preferred dyes are selected from the group comprising azo dyes.
Most of the commercially available azo dyes do not break down to produce these.
Thereby it can be concluded that the three samples held no azo dyes.
Azo dyes have been determined to be xenobiotic compounds that have characteristics that defer biodegradation.
They are heavily described as polysulfonic acid derivatives of suramin and as azo dyes.
Other azo dyes likely exist and are covered by the scope of the present application.
Primary aromatic amines are used as a starting material for the manufacture of azo dyes.
The selected products did not detect azo dyes above the limit of detection.
These chemicals include but are not limited to bleaching agents and azo dyes.
The conventionally used dyes include the azo dyes and the anthraquinone dyes.
An analysis for aromatic amines will detect a potential presence of prohibited azo dyes.
This allows addition of the hydroxyquinoline azo dyes as a phosphoramidite during standard solid phase synthesis.
The resulting azo compounds are often useful dyes and in fact are called azo dyes.
REACH requires that only those azo dyes without a health impact continue to be used.
Many textile and leather articles are dyed with azo dyes and pigments.
Examples include Azo dyes and Anthraquinone dyes.
Black hued dyes include azine dyes although other azo dyes can be used.
Reactive blue azo dyes are preferably bis-azo.
The Council of Ministers actively opposed a ban on azo dyes.
The azo dyes of the following formulae are important, and.
Besides, there are dyes other than azo dyes.
In another classification, azo dyes can be classified according to the number of azo groups.
After that, we no longer need to discuss azo dyes.
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Examples of using Azo
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The first azo dye was aniline yellow
These may in principle be peroxides or azo compounds
Azobenzene is the prototypical aromatic azo compound
Examples of using Dyes
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Reactive dyes and preparations based thereon
The anodised layer is coloured by the dyes
Disperse dyes and preparations based thereon
