Direct Green 6
Name:C.I.Direct Green 6,C.I.30295
Molecular Structure: trisazo class
Molecular Formula:C34H22N8Na2O10S2
Molecular Weight: 812.70
CAS Registry Number:4335-09-5
Manufacturing Methods : 4-(4-Aminophenyl)benzenamine double nitriding, first in alkaline conditions and 4-Nitrobenzenamine diazo, in acid conditions and 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid and coupled the product of three, and then coupled with phenol.
Properties and Applications: dark green. Deep purple powder. Soluble in water for variegated dark green, soluble in acetone and soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. The strong sulfuric acid for violet black, diluted to black for violet; In strong hydrochloric acid and nitric acid for purple. The dye solution to generate strong hydrochloric acid dark blue light green precipitation; Add 10% will be more blue sulfuric acid; Add thick sodium hydroxide solution for dark green to olive. Cellulose fiber of dyeing, the dye devoured the gender is good, in the 80 ℃ temperature of the largest affinity. Discharge of sensitive to that fights. In dyeing copper and iron ions are turned dark colored. Mainly used for cotton, hemp, such as glue of cellulose fiber dyeing, also used in cotton and viscose fabric dyeing and printing, also used for silk, polyamide fiber, stick/hair, sticky/ Kam fabric dyeing and printing. Can also be used in paper, soap, leather, regenerated celluloee fiber film shading, also used in the manufacture of color pigment sediment.
Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
Fading | Stain | Fading | Stain | ||||
ISO | 4 | 1-2 | 1-2 | 2 | 2-3 | ||
AATCC | 4 | 2 | 3 | 2 | 2-3 |
List of Suppliers:
ABCOL Green BX-150% ( Abbey Color Inc. )
Apollo Direct Green B ( Taiheung Corp )
Atul Direct Green B ( Atul Limited )
Atul Leather Green DB ( Atul Limited )
Bitamine Direct Green B ( Bharat Texdyes Industries )
Condirec Green K(Concord Commerce Company)
Cotton Green B ( ellenic Dyeworks SA )
Direct Dark Green BN (Sinochem Tianjin Imp Exp Corp)
Direct Dark Green BN (Shandong Qing Shun Chemical Co., Ltd.)
Direct Green A(Colorom SA)Direct Green B( Asian Dyestuff Industries )
Direct Green B( Golden Dyes Corpn (India) Pvt Ltd )
Direct Green B( Multicrom SA )
Direct Green B(Sinochem Hebei Imp & Exp Corp)
Direct Green B(Nanjing Chemicals Import and Export Corp)
Direct Green B(Amar Impex)
Direct Green B ( Day-Glo Color Corp. )
Direct Green BG (Sinochem Tianjin Imp Exp Corp)
Direct Green BG(Shandong Qing Shun Chemical Co., Ltd.)
Direct 6reen BN ( KCA Ltd )
Direct Green BXNB(Classic Dyestuffs Inc)
Direct Green MT-NB ( Global Colors Inc. )
Dycosdirect Leather Green B (Sinochem Shanghai I/E Corp/Schecho PuDong Corporation)
Dyrect Green B ( Albion Colours Ltd)
Eniacel Green 2B-NB ( Enia Industries Quimicas S.A. )
Enianil Green 2B-NB ( Enia Industries Quimicas S.A. )
Eniavel Green B ( Enia Industries Quimicas S.A. )
Green B (Monarch Dyestuffs Industries)
Multicuer Green VC ( Multicrom SA )
Permalite Green 2BNB( Standard Dyes )
Ritadirect Green B( ritas Mensucat Boylari ve )
Simrect Green 24951 (Simpsons (UK) Ltd)
Vopsider Green DA(Colorom SA)