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Direct Blue 151

Basic information Safety Supplier Related

Direct Blue 151 Basic information

Product Name:
Direct Blue 151
Synonyms:
  • The direct copper orchid
  • Direct copper orchid 2B
  • Directcopperblue2B
  • Direct blue 151 (C.I. 24175)
  • Copper Blue 2R
  • Direct Lightfast Blue KU
  • Direct Blue 151
  • Direct Blue 151 ISO 9001:2015 REACH
CAS:
110735-25-6
MF:
C34H25N5O10S2.2Na
MW:
773.708
Mol File:
110735-25-6.mol
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Direct Blue 151 Usage And Synthesis

Preparation

3,3′-Dimethoxylbenzidine double nitriding, first and 4-Hydroxynaphthalene-1-sulfonic acid conditions and 7-Amino-4-hydroxynaphthalene-2-sulfonic acid coupling.

Properties and Applications

red light blue. Blue-black powder. Soluble in water for blue purple or purple solution, and adequate soluble in ethanol for red light purple. The strong sulfuric acid in blue or green for Tracy blu-ray, diluted for purple. The dye solution to join strong hydrochloric acid for purple, have precipitation; Add thick red or purple sodium hydroxide solution for red wine. Cellulose fiber of dyeing, dye devoured rate is very good, temperature in 100 ℃, the largest affinity, discharge the gender is good. When dyeing with copper sulphate treatment can improve a resistance fastness, with?formaldehyde treatment can improve washing fastness. Mainly used?for cotton, linen, rayon and other cellulose fibers, rayon / brocade fabric dyeing, leather and paper pulp can also be used for coloring.

Standard Acid Resistance Alkali Resistance Light Fastness Soaping Water
Fading Stain Fading Stain
ISO 4-5 4-5 1-2 2 2-3
AATCC 3-4 4 2 2 3

Direct Blue 151 Preparation Products And Raw materials

Raw materials

Direct Blue 151Supplier

Winchem Industrial Co. Ltd
Tel
0574-83851061;0574-87083208
Email
info@win-chemical.com;info@win-chemical.com
Shanghai JONLN Reagent Co., Ltd.
Tel
400-0066400;021-60496031
Email
422131432@qq.com;422131432@qq.com
Shanghai Orgchem Co.,Ltd.
Tel
+86-21-5877 1921
Email
info@chemofchina.com
Shanghai Shuai Sun Industrial Co., Ltd.
Tel
021-37590756 57450129
Email
sales@shsschem.com
Shanghai Dingfen Chemical Technology Co., Ltd.
Tel
021-37590756-
Email
373600283@qq.com