Basic Dyes

Application and parameters of basic dye products

Home > Basic dyes > Basic dye blue

Basic Blue 7

TRADE NAME:
Basic Brilliant Blue BO
Victoria Pure Blue BO
Basic Blue BOC
Basic Blue 4RF
Basic Blue BO

CAS NO: 2390-60-5

CI.NO: 42595

Molecular Formula: C33H40ClN3
Molecular Weight: 514.14
Shade: colourful red blue light. Flash brown cream content.
COLOR TEMPLATE

Basic Blue 7 Physical and Chemical properties

Light Fastness 1
Perspiration Fastness(fading) 5
Perspiration Fastness(stain) 3-4
Soaping(fading) 3-4
Soaping(stain) 5

Application Features

K value

f value

Solubility(g/L)

Other fiber stains(grade)

Dyeing pH value

Application classification

   

Cotton

Viscose

Nylon

Polyester

Wool

   

Basic dye

Colour Fastness Test

Fiber

Item

Light fastness

Flooding

Soaping

(40℃)

Perspiration

Rubbing

Ironing

Sulfuric acid resistant

Acetate resistant

 Alkali resistant

           

dry

wet

       

Silk

Sample change

1

4

4

4

4~5

1

4

4

 

white silk stain

4~5

3

2~3

 

white cotton stain

4~5

4~5

4

3~4

3~4

4

Basic Blue 7 Appearance is glittering golden brown powder or paste. It is slightly soluble in cold water, soluble in hot water, very soluble in alcohol, all in blue. The dye is brownish yellow in concentrated sulfuric acid, and turns red and yellow after dilution; It is olive green in concentrated nitric acid. The aqueous solution of dye is reddish brown after adding sodium hydroxide. On the dyed cotton, 10% sulfuric acid is turned into brownish yellow, and 10% sodium hydroxide is turned into red yellow. The acid stannous chloride solution turns red and yellow. It is bright blue on the silk and darker in the tungsten light.

Basic Blue 7 Application:

Used for silk, wool, cotton cloth tannins mordant dyeing of dyeing, also can be used in the manufacture of oil, carbon, ball pen wax paper, bamboo and wood light color. Also used in the manufacture of color pigments and solvent dye deposit.

Use condition:

1. Silk dyeing: carried out in an acetic acid bath. The dye is usually set after direct light fast blue GB or direct lake blue 5B dyeing.

Dyeing and brightening, the resulting color is gorgeous, and it is not suitable for other dyes. It can also be used in the printing and dyeing method of grafting agent to improve the dyeing fastness.

2. Acrylic dyeing: It can be used for acrylic dyeing, its light fastness is 2 grades, soaping fastness is 4 grades, perspiration fastness is 4 grades, ironing fastness 4~5 grade, dry rubbing fastness grade 3, wet rubbing fastness grade 3, dry cleaning fastness grade 4.

3. Wool dyeing: When used for wool dyeing, the light fastness is grade 1, and the soaping fastness is grade 2.

4. Cotton dyeing: It can be used for tannin mordant cotton fiber dyeing. The light fastness is grade 1, the soaping staining fastness is 4 grades, the water immersion staining fastness is 4~5 grades, the sweat staining fastness is grade 4, Ironing fastness 4~5 grade, dry rubbing fastness 3~4 grade, wet rubbing fastness 2~3 grade, sulfuric fastness 1 grade, acetic acid fastness grade 4, and pure alkali fastness 3 grade.

5. Other: It can be used for dyeing leather, paper, wood, bamboo, etc., and can be used for making carbon paper and ball pen oil.

Precaution

Basic Blue 7 is an acute toxic dye.

Packing:

20 or 25kg/compound bag, carton box, iron drum, fiber durm for powder dye and 1000kg/tank for liquid dye

Basic Blue 7 Material Safety Data Sheet (MSDS)

Inquiry for Basic Blue 7
Question: *
You can learn about other products:
Basic Violet 1
Basic Red 1
Basic Violet 3
Basic Violet 10
Basic Red 1:1
Basic blue 3

Products Catalog

Solvent dyes
Solvent dye red
Solvent dye yellow
Solvent dye orange
Solvent dye green
Solvent dye blue
Solvent dye violet
Solvent dye black
Solvent dye brown
Basic dyes
Basic dye red
Basic dye yellow
Basic dye orange
Basic dye green
Basic dye blue
Basic dye violet
Basic dye black
Basic dye brown
Direct dyes
Direct dye red
Direct dye yellow
Direct dye orange
Direct dye blue
Direct dye green
Direct dye violet
Direct dye black
Direct dye brown
Acid dyes
Acid dye red
Acid dye yellow
Acid dye orange
Acid dye green
Acid dye violet
Acid dye blue
Acid dye black
Acid dye brown
Sulphur dyes
Sulphur dye red
Sulphur dye yellow
Sulphur dye green
Sulphur dye blue
Sulphur dye black
Sulphur dye brown
Vat dyes
Vat dye brown
Vat dye green
Vat dye red
Vat dye yellow
Vat dye orange
Vat dye blue
Vat dye violet
Vat dye black