DIRECT BLACK 22
DIRECT BLACK 22 Basic information
- Product Name:
- DIRECT BLACK 22
- Synonyms:
-
- C.1.DirectBlack22(35435)
- C.I.Directblack22
- ChlorazolBlackGF
- CuproqixBlackNF
- DiazolFastBlackJ
- DirectfastblackGF
- DirectlightblackGF
- PONTAMINE FAST BLACK PGR
- CAS:
- 6473-13-8
- MF:
- C44H32N13Na3O11S3
- MW:
- 1083.97
- EINECS:
- 229-326-3
- Product Categories:
-
- Organics
- Dyes and Pigments
- Mol File:
- 6473-13-8.mol
DIRECT BLACK 22 Chemical Properties
- form
- Powder
- color
- Black
- CAS DataBase Reference
- 6473-13-8
- EPA Substance Registry System
- C.I. Direct Black 22 (6473-13-8)
DIRECT BLACK 22 Usage And Synthesis
Chemical Properties
black powder
Uses
Direct Black 22 is a polyimidazolium salt and an organic dye used in the textile industry. Direct Black 22 is considered a water pollutant, and is removed from wastewater by degradation.
Preparation
5-Amino-2-(4-aminophenylamino)benzenesulfonic acid double nitriding, in alkaline conditions and 6-Amino-4-hydroxynaphthalene-2-sulfonic acid? (2 Moore) coupled, then double nitriding, and Benzene-1,3-diamine (2 Moore) coupled.
Properties and Applications
green and black. Blue gray powder. Soluble in water for violet black. The strong sulfuric acid for violet black, dilute black light after brown precipitation; In nitric acid solution for the red light brown in, precipitation. The dye solution to join strong hydrochloric acid have brown light black precipitation; Add thick sodium hydroxide solution for dark blue light red. Mainly used for cotton, viscose, wool/stick,nylon/rayon blended fabric dyeing and printing, also used in leather and paper dyeing.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Soaping | Water | ||
| Fading | Stain | Fading | Stain | ||||
| ISO | 5 | 4 | 4 | 3 | 3 | ||
| AATCC | 5 | 4-5 | 5-6 | 3 | 3 | ||
DIRECT BLACK 22Supplier
- Tel
- 0571-56310067 13868021345
- zoe@paramountproduct.com
- Tel
- +86 351 7031519
- sales@RHFChem.com
- Tel
- 0574-83851061
- info@win-chemical.com
- Tel
- 13771648447
- sales@henryda-chem.com
- Tel
- 400-0066400 13621662912
- 422131432@qq.com
DIRECT BLACK 22(6473-13-8)Related Product Information
- Direct Blue 86
- Direct Blend Rubine D-BLL
- DIRECT SCARLET B
- Direct Blending Black D-RSN
- Direct Blending Brown D-RS
- DIRECT RED D-FR
- DIRECT BLUE D-BGL
- Direct Blending Grey D-B
- Direct Blend Blue
- DIRECT BLACK 22
- Direct Blending Blue D-RGL
- Direct Blending Navy Blue D-R
- CHLORAZOL BLACK BH
- CHLORAZOL VIOLET N
- DIRECT PURE YELLOW 5G
- CI NO 22610
- Direct Red 23
- SIRIUS YELLOW GC