Examples of 'direct dyes' in a sentence
Meaning of "direct dyes"
direct dyes - Colorants that can directly adhere to the intended substrate without requiring a fixing agent. These dyes are often used in textiles, paper, and other materials for their ease of application and vibrant hues
How to use "direct dyes" in a sentence
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direct dyes
Direct dyes and preparations based thereon.
Particularly preferred are direct dyes having a sulfonic group.
The direct dyes are preferably cationic direct dyes.
Specific examples of direct dyes include.
These direct dyes may be synthetic or of natural origin.
One possibility consists in the use of direct dyes.
Direct dyes are water soluble molecules.
The inks contain preferably acid or direct dyes.
Direct dyes are of natural origin or may be prepared synthetically.
These problems do not arise in the case of direct dyes.
The direct dyes may be fluorescent.
Other dyes which are suitable include acid or direct dyes.
It is known to use direct dyes in combination with oxidizing agents.
The natural abrasive particles are coloured with direct dyes.
These direct dyes may be used without oxidizing agent.
See also
These dyes may be chosen from synthetic or natural direct dyes.
Said cationic direct dyes may be used in oxidizing medium.
These dyes may be selected from synthetic or natural direct dyes.
Among the direct dyes most commonly used are nitrobenzene derivatives.
The dyeing composition can moreover contain additional direct dyes.
The direct dyes employed are preferably neutral or cationic direct dyes.
Examples of usable dyes include acid dyes and direct dyes.
Direct dyes are therefore preferably used for semipermanent hair dyeings.
The benefit is particularly discernable for direct dyes on cotton fabrics.
Direct dyes are a preferred group of dyes useful in the cosmetic composition.
Another lightening technique involves applying fluorescent direct dyes to dark hair.
The direct dyes used here are subject to a large number of requirements.
Cationic aminoanthraquinones have already been described among the known direct dyes.
Such direct dyes are particularly useful to deliver shade modification or highlights.
One or more oxidation dyes can be combined with the direct dyes.
Direct dyes may he applied under acidic to neutral dyeing conditions.
Another lightening technique consists in applying to dark hair fluorescent direct dyes.
Direct dyes are considered particularly useful for generating particular shades or reflexes.
These dyes are known as direct dyes and may be used in two different ways.
It may be known to dye keratin fibers with dye compositions comprising direct dyes.
The colored pigments and the direct dyes may or may not be fluorescent.
The direct dyes which can be used are chosen from ionic or nonionic entities.
Methods employing the compositions as direct dyes are also provided by the present invention.
It is also known practice to dye keratin fibers with compositions containing direct dyes.
Heterocyclic cationic direct dyes bearing at least one cationic charge on a heterocycle are preferably used.
The improvement manifests itself in the application of either direct dyes or reactive dyes.
These direct dyes are colored and coloring molecules that have affinity for fibers.
It is known practice to dye keratin fibres with dye compositions containing direct dyes.
The following are preferred direct dyes that may be used with the present invention.
The composition according to the invention can also include one or more direct dyes.
These direct dyes may be chosen from the direct dyes conventionally used in direct dyeing.
The additional colouring agents can also be chosen from synthetic or natural direct dyes.
These direct dyes are coloured and colouring molecules that have an affinity for the fibres.
The additional coloring agents may be selected especially from natural and synthetic direct dyes.
The knitted polyester has a diluent effect since direct dyes have no affinity for polyester.
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Reactive dyes and preparations based thereon
The anodised layer is coloured by the dyes
Disperse dyes and preparations based thereon
Examples of using Direct
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Direct purchases of equipment are the most obvious
There was not a direct line to the continent
Direct beneficiaries of mine risk education were reached
