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必应染料-您身边的染料专家

Solubilised Vat Blue 4

Name:C.I.Solubilised Vat Blue 4,C.I.69801

Molecular Structure: anthraquinones

C.I.Solubilised Vat Blue 4,C.I.69801,CAS 2747-19-5,442.42,C28H14N2O4,Indigosol Blue IRS

C.I.Solubilised Vat Blue 4,C.I.69801,CAS 2747-19-5,442.42,C28H14N2O4,Indigosol Blue IRS

Molecular Formula:C28H14N2O4

Molecular Weight: 442.42

CAS Registry Number:2747-19-5

Manufacturing Methods : (a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Blue 4 leuco; (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing  C.I. Vat Blue 4. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out. Acetyl amino anthraquinone in condensation ago, use the above one way into leuco two sulfate, and then in the alkali solution of hydrolysis, oxidation and salting out. Note: the preparation of potassium, sodium, such as lithium, calcium, 2-Aminoethanol salt products, etc.

Properties and Applications: brilliant red light blue.

Standard Ironing Fastness Chlorine bleach Light Fastness Mercerized Oxygen bleach Soaping
Fading Stain
ISO 5 1 7-8 2 4-5 4-5 5
AATCC 5 2 7-8 2-3 4-5

List of Suppliers:

Indigosol Blue IRS( Durand & Huguenin SA )


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