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必应染料-您身边的染料专家

Direct Orange 15

Name:C.I.Direct Orange 15,C.I.40002/40003

Molecular Structure: Stilbene Class

Molecular Formula:

Molecular Weight:

CAS Registry Number:1325-35-5

Manufacturing Methods :  the reducing agent with organic (such as glycerin or glucose) processing C.I. Direct Yellow 11 (C.I. 40000) solution; Or in the presence of the reducing agent, in sodium hydroxide medium condensation 2-Methyl-5-nitrobenzenesulfonie acid; Or in the presence of the reducing agent, in sodium hydroxide medium heating (E)-2-(2-sulfo-4-nitrostyryl)-5-nitrobenzenesulfonic acid (40002). Use the method processing C.I. Direct Yellow 11 (C.I. 40000) solution (40003).

Properties and Applications: orange to red light orange. Soluble in water for orange, soluble in soluble fiber element, slightly soluble in alcohol, insoluble in other organic solvents. The strong sulfuric acid for red light blue, yellow solution for olive diluted, there are gray light yellow precipitate; In nitric acid solution for yellow to olive. The dye solution to join 10% sulfuric acid as yellow brown, add thick sodium hydroxide solution becomes more red. Used for the cellulose fibre, silk dyeing, cellulose, silk, wool fabric printing, also can be used for leather and paper shading, its heavy metal salt can be used as organic pigments.

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

List of Suppliers:

Direct Fast Orange GR (Classic Dyestuffs Inc)

Direct Orange 2R (Yorkshire Group pic)

Direct Orange 2R ( Global Colors Inc. )

Direct Orange 2R (Classic Dyestuffs Inc)

Phenamine Fast Orange GR (Classic Dyestuffs Inc)

Pontamine Fast Orange GR(Classic Dyestuffs Inc)


One Response to “Direct Orange 15”

  1. […] Methods : to use vinegar anhydride processing  C.I. Direct Orange 15 (C.I. 40003) solution (may amino is […]

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