Solubilised Vat Dyes

Product Details:

Manufacturing Methods:

• In the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Violet 1 leuco;
• In the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate, etc.) processing C.I. Vat Violet
• The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.

Properties and Applications:

• Brilliant blue purple. Purple powder. Soluble in water, water solution for purple. In concentrated sulfuric acid for green, diluted into red purple, oxidation rate of medium, color is a bit slow. Mainly used for cotton fabric dyeing and printing. Also can be used for silk, polyester/cotton blended fabric dyeing and printing, but also can be used for spelling dye noise.

Product Details:

Manufacturing Methods:

• In the presence of Pyridine, with chlorosulfonic processing C.I. Vat Yellow 4 leuco;
• Used in Pyridine metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate) processing C.I. Vat Yellow
• The above two kinds of circumstances are through with alkali, filter out the insoluble, remove Pyridine and salting-out.

Properties and Applications:

• Red light yellow. Orange powder. Soluble in water and acetone, slightly soluble in alcohol. The strong sulfuric acid for green light yellow, diluted into gold. The solubility in water is good, aqueous solution for under fluorescent light bright yellow. Used for the cotton fabric dyeing as red light yellow, to dead cotton covering power is better. The affinity of cotton fiber medium. This product can be used for printing of cotton, including direct printing, the dye printing, white color printing. Also can be used for silk, wool, and PVA dyeing.

Product Details:

• In the presence of Pyridine, with Chlorosulfonic acid treatment C.I. Vat Orange 1 leuco;
• Metal used in Pyridine(such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate) processing C.I. Vat Orange
• The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out.

Properties and Applications:

Yellow-orange. Orange powder. Soluble in water. Under fluorescent light for shallow green yellow. The woven fabric dyeing and printing in the sun, a crisp loss phenomenon, but its degree than C.I. Solubilised Vat Yellow 4 slightly lower. Cotton fiber loss of a fragile phenomenon. Mainly used for the cotton fabric dyeing and printing. Because of its sun and wet process fastness is better,widely used in printing and dyeing cloth washable fabrics and furniture, etc., can direct printing, resist printing or white discharge printing. Also be used for viscose, polyvinyl alcohol, polyester, silk and other fabric dyeing and printing.

Product Details:

Manufacturing Methods:

• In the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Orange 5 leuco ;
• Used in Pyridine metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate) processing C.I. Vat Orange
• The above two kinds of circumstances are through with alkali, filter out the insoluble,, remove Pyridine and salting-out.

Properties and Applications:

Red light orange. Orange powder. Soluble in water. Meet strong sulfuric acid into purple. Can be used for the cotton fabric dyeing, red light for orange. Can also be used to the cotton fabric dye printing, the white printing, also can be used for silk and wool dyeing.

Product Details:

• In the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Red 1 leuco
• Used in Pyridine metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate) processing C.I. Vat Red
• The above two kinds of circumstances are through with alkali, filter out the insoluble,remove Pyridine and salting-out.

Properties and Applications:

Bright blue light pink to red colourful blue-ray. Greyish-white to pink powder, soluble in water, water solution is red blue light, not soluble in ethanol and other organic solvents: the strong sulfuric acid for green light olive, and for the red light purple diluted. Its water solution have fluorescence, under fluorescent light for purple, salt and is very sensitive to light. Mainly used for the cotton fabric dyeing and printing, although have brittle because its bright light is still widely used. Can direct printing, the printing and dyeing discharge printing. Will dye polyester/cotton, Peacekeeping/cotton and wool, silk fabric, etc. Use polyester melt method dye, the color than cotton bright-coloured.

Product Details:

• In the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Violet 3 leuco
• In the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate, etc.) processing C.I. Vat Violet
• The above two kinds of the situation after alkaline, filter out insoluble, remove Pyridine and salting out.

Properties and Applications:

Brilliant red light purple. Purple-red powder. Soluble in water for red light purple. Used for dyeing cotton fabric for brilliant red light purple, and also can be used for cotton fabric direct printing, resist printing. Also can be used for silk and wool dyeing and polyester/cotton blended fabric dyeing.

Product Details:

• In the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Blue 5 leuco
• In the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate, etc.) processing C.I. Vat Blue
• The above two kinds of the situation after alkaline, filter out insoluble, remove Pyridine and salting out.

Properties and Applications:

• Soluble in water is blue, the acid brilliant is basic, in light and acid under the action of rapid decomposition, make the solution is blue. In concentrated sulfuric acid for cyan. When colour oxidation more difficult, low temperature issued colour not fully. Mainly used for cotton fabric dyeing and printing, also used for silk and polyester/cotton blended fabric dyeing and printing, but also can be used to hand printed.

Product Details:

• In the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Blue 5 leuco
• In the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate, etc.) processing C.I. Vat Blue
• The above two kinds of the situation after alkaline, filter out insoluble, remove Pyridine and salting out.

Properties and Applications:

Blue Light grey powder. Soluble in water is blue, the acid brilliant is basic, in light and acid under the action of rapid decomposition, make the solution is blue. In concentrated sulfuric acid for cyan. When colour oxidation more difficult, low temperature issued colour not fully. Mainly used for cotton fabric dyeing and printing, also used for silk and polyester/cotton blended fabric dyeing and printing, but also can be used to hand printed.

Product Details:

• In the presence of Pyridine, with Chlorosulfonic acid treatment C.I. Vat Brown 1 leuco
• In the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate, etc.) processing C.I. Vat Brown
• The above two kinds of the situation after alkaline, filter out insoluble, remove Pyridine and salting out.

Properties and Applications:

Red light brown. Dark olive powder. Soluble in water, solubility is better. Its aqueous solution for olive brown. Mainly used for cotton fabric dyeing and printing, also can undertake silk, wool, cellulose acetate, viscose fabric such as dyeing and printing. Can be directly printed, resist printing and discharge printing, discharge printing are suitable for light color, for polyester/cotton blended fabric can be dyed light color.

Product Details:

Manufacturing Methods:

• In the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Brown 5 leuco
• In the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or chlorosulfonate, etc.) processing C.I. Vat Brown
• The above two kinds of the situation after alkaline, filter out insoluble, remove Pyridine and salting out.

Properties and Applications:

Red light brown. Yellow grey powder. Soluble in water, solubility is very small, do not dissolve in Etanol and an organic solvent. In concentrated sulfuric acid for yellow-green, dilution after olive. Its aqueous solution for brown, under fluorescent light for brilliant purple, the electrolyte sensitive, it is a kind of both light brittle, and the photosensitivity of dye. Mainly used for cotton fabric dyeing and printing, also can undertake silk, wool, viscose, vinylon fabric dyeing and printing. Can be directly printed, resist printing and discharge printing, white discharge effect is good.

Product Details:

• In the presence of PPyridine, with Chlorosulfonic acid treatment C.I. Vat Green 1 leuco
• In the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing C.I. Vat Green
• The above two kinds of the situation after alkaline, filter out insoluble, remove Pyridine and salting out.

Properties and Applications:

Brilliant green Red-brown powder. Soluble in water and Acetone, slightly soluble in Etanol. In concentrated sulfuric acid to dark brown, after diluted into the red. Oxidation rate of the medium, easy to colour. Mainly used for cotton fabric dyeing and printing, also can be used for wool, silk and polyester/cotton blended fabric dyeing and printing. Can direct printing and resist printing, also can undertake jig dyeing and pad dyeing.