dye|World dye variety

Name:C.I.Direct Blue 6,C.I.22610

Molecular Structure: Double azo class

C.I.Direct Blue 6,C.I.22610,CAS 2602-46-2,932.76,C32H20N6Na4O14S4,Direct Blue 2B,Direct Blue 2BA

Molecular Formula:C₃₂H₂₀N₆Na₄O₁₄S₄

Molecular Weight: 932.76

CAS Registry Number:2602-46-2

Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, in alkaline conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid(2 Moore) coupled.

Properties and Applications: blue. Dark blue powder. Soluble in water for blue to navy solution, slightly soluble in ethanol and soluble fiber element, insoluble in other organic solvents. The strong sulfuric acid for colourful blue, diluted purple to red light for blue. The dye solution to join strong hydrochloric acid for navy, precipitation; Add thick sodium hydroxide solution for dark purple, have precipitation. Cellulose fiber of dyeing, the dye well after sex is good, the temperature in the 60 ~ 80 ℃ maximum when affinity. Discharge the gender is good. Dyeing meet copper, iron ions are colored red. Mainly used for cotton, such as glue the cellulose fibre, silk and their blended fabric, pulp and biological dyeing.

List of Suppliers:

JinZhou Dyestuffs Plant Hebei

Tianjin Yadong Group

ABCOL Direct Blue 2BS ( Sandoz Ltd ) ( Abbey Color Inc. )

Apollo Direct Blue 2B( Taiheung Corp )

Atul Direct Blue 2B( Atul Limited )

Atul Leather Blue D2B( Atul Limited )

Bitamine Direct Blue 2B ( Bharat Texdyes Industries )

Blue 2B( ellenic Dyeworks SA )

Blue 2B (Monarch Dyestuffs Industries)

Blue 2B(Hangzhou Dikai Chemical Co Ltd)

Direct Blue 2B ( Asian Dyestuff Industries )

Direct Blue 2B ( Golden Dyes Corpn (India) Pvt Ltd )

Direct Blue 2B ( KCA Ltd )

Direct Blue 2B( PT Polkrik Chemicals Co )

Direct Blue 2B(Sinochem Ningbo Imp & Exp Corp)

Direct Blue 2B(Nanjing Chemicals Import and Export Corp)

Direct Blue 2B (Amar Impex)

Direct Blue 2B (Brighten Colorchem BV)

Direct Blue 2B (Simpsons (UK) Ltd)

Direct Blue 2B( Day-Glo Color Corp. )

Direct Blue 2BA ( Mitsubishi Chemical Industries )

Direct Blue 6 100%(Hangzhou Dikai Chemical Co Ltd)

Direct Blue A (Colorom SA)

Direct Blue GS ( Multicrom SA )

Dycosdirect Blue 2B (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)

Dyrite Blue 2B-NB Conc (Classic Dyestuffs Inc)

Leadirect Blue 2B-NB ( Leadertech Colors Inc. )

Multicuer Blue GS ( Multicrom SA )

Rifa Direct Blue 2B (Rifa Industrial Co Ltd)

Rifa Direct Blue 2BH(Rifa Industrial Co Ltd)

Rifa Direct Blue BW(Rifa Industrial Co Ltd)

Simrect Blue 24942(Simpsons (UK) Ltd)

Vopsider Blue DA(Colorom SA)