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必应染料-您身边的染料专家

Disperse Blue 181

Name:C.I.Disperse Blue 181

Molecular Structure: anthraquinones

C.I.Disperse Blue 181,CAS 71872-42-9,419.23,C21H11N2O3,Polyestren Turquoise GP

C.I.Disperse Blue 181,CAS 71872-42-9,419.23,C21H11N2O3

Molecular Formula:C21H11N2O3

Molecular Weight: 419.23

CAS Registry Number: 71872-42-9

Manufacturing Methods : 1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid and 2-Aminobenzoic acid condensation, with insurance powder sulfonylurea take off, with chlorosulfonic closed loop, with bromide brominated.

Properties and Applications: colourful green light blue. Dark blue powder, insoluble in water. The strong sulfuric acid in orange, diluted into blue; Insurance powder with reduction of dark purple. Difficulties can dissolve in three chlorobenzene and organic solvents. Mainly used for polyester/cotton fabric dyeing.

Standard Ironing Fastness Light Fastness Persperation Fastness Washing Fastness
Fading Stain Fading Stain Fading Stain
ISO 4 4-5 7 5 5 4-5 5

List of Suppliers:

Polyestren Turquoise GP( Cassella Farbwerke Mainkur AG )


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