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What dyes can be used for textile cotton dyeing?
Cotton fabric dyes mainly include the following categories: Direct dyes: Direct dye can dissolve in water and can directly dye cotton fibers in neutral or weakly alkaline solutions. This dye has complete chromatography, simple dyeing method, and low price, but its color fastness is poor and u...Read more -
Which dyes can be used for polyester dyeing ?
Common types of dyes used in polyester dyeing Polyester is a synthetic fiber with a high melting point and difficulty in dyeing. Generally, dyes with good hydrophilicity are used, such as acid dyes, disperse dyes, and vat dyes. 1. Acid dyes Acid dyes are water-soluble organic dyes that have ...Read more -
Pigment Red 112 Used for Printing Inks
Pigment Red 112 is a bright red pigment that exhibits unique color changes in sulfuric acid at different concentrations. It appears reddish purple in concentrated sulfuric acid and turns blue peach red when diluted. This pigment is often used as a substitute for pigment red 3 in specific sit...Read more -
What is Phthalocyanine green C.I. Pigment green 7 ?
Phthalocyanine green C.I. Pigment green 7 is an important organic pigment with a yellow green appearance, bright color and strong coloring power. It is insoluble in water, ethanol, and organic solvents, with a density of 2.69-2.72g/cm ³, an oil absorption of 35% ± 5%, a light resistance of 7...Read more -
The important role of titanium dioxide pigment white in emulsion paint
What is titanium dioxide pigment white? Titanium dioxide is a white inorganic substance made from titanium oxide. Titanium dioxide has high coverage and glossiness, and is therefore widely used in fields such as coatings, plastics, and paper. The role of titanium dioxide in emulsion paint 1....Read more -
What is solvent red 23 ? What is solvent red 23 application ?
Our factory is professionally producing high quality solvent dye HRR Red CI 26100, solvent red 23 with 100% quality and competitive prices. It’s a kind of red powder solvent dyes with is not suitable in water. Details, Performance, and Advantages: Light resistance level 5-6 Heat resist...Read more -
What kind dyes and pigment are used for masterbatch coloring?
Masterbatches are composed of three basic elements: color masterbatch dyes and pigment, carriers, and additives. The carrier is usually the same resin as the product resin to ensure optimal compatibility. Additives include dispersants, flame retardants, brightening agents, antibacterial age...Read more -
What is the application of vat Blue 4 ?
Vat Blue 4 also named vat blue RSN is a kind of vat dyes. It’s mainly used for dyeing synthetic silk, cotton fibers, and polyester cotton blended fabrics. In addition, vat blue 4 is also used for dyeing and printing of vinylon, viscose fibers, and their textiles. The specific uses o...Read more -
Is Solvent Red 49 a metal complex dye?
Solvent Red 49 CAS 509-34-2 is a metal complex dye. Solvent Red 49 is a metal complex dye with bright colors and good solubility, commonly used in fields such as paints, coatings, and printing inks. The characteristics of solvent red 49 dye include bright color, fluorescent effect, stron...Read more -
How to Use Vat Dyes ?
The use of vat dyes requires a reduction process to generate soluble chromophores before dyeing, which involves multiple steps and precautions. 1. Restoration process: Dyes need to be reduced to soluble sodium salt of the chromophore using a reducing agent (such as sodium hydrosulfite) unde...Read more -
100% strength Vat Blue 4 Vat Blue RSN Grains
Vat Blue 4, also known as vat Blue RSN, Brilliant Blue RSN, vat Brilliant Blue 5RL, etc., is a widely used vat dye. In the printing and dyeing process of cotton and linen textiles, vat blue 4 plays an important role. Physical properties Vat Blue 4 is a blue black powder that is insoluble in...Read more -
How to use vat dyes? How to dissolve vat dyes?
The cutting process of vat dyes mainly involves the use of strong reducing agents under alkaline conditions to reduce them into the water-soluble sodium salt form of the chromophore. This process is a key step in the vat dyeing process, aimed at enabling the dye to dye fibers. The commonly u...Read more
