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Sulphur Black 6

Name:C.I.Sulphur Black 6,C.I.53295

Molecular Structure:

C.I.Sulphur Black 6,C.I.53295,CAS 1327-16-8,Sulphur Black CLG,Sulphur Vat Black CLG

C.I.Sulphur Black 6,C.I.53295,CAS 1327-16-8,Sulphur Black CLG,Sulphur Vat Black CLG

CAS Registry Number:1327-16-8

Manufacturing Methods : 4-(Naphthaleti-2-ylamino)phenol and a small amount of 4-Nitrophenol and 4-Methylbenzene-1,3-diamine with Sodium polysulfide tert – Butanol solution at 110 ~ 112 ℃ reflux heating 30 hours, and finally as C.I. Sulphur Black 11 (C.I. 53290) – sample, with Sodium nitrite oxidation (BIOS 983130-138). The dye than most sulfur dye has good resistance to chlorine bleaching fastness.

Properties and Applications: blue black. Black powder. Soluble in water. In the Sodium sulfide solution for olive; In the basic insurance powder solution for the grass green. Mainly used for cotton, hemp, viscose fabric and vinylon/cotton blended fabric dyeing and printing.

Standard Acid Resistance Alkali Resistance Light Fastness Fulling Persperation Fastness Soaping
Moderate Severe
ISO 4-5 4-5 6-7 4-5 5

List of Suppliers:

Sulphur Black CLG

Qingdao Double Peach Specialty Chemicals (Group) Co., Ltd.,

Shanghai Hua Yuan Industry & Commerce General Company

Hydron-Indocarbon CLG ( Cassella AG )

Indocarbon CLG( Cassella AG )

Patco Econovat Black CL ( BF Goodrich Specialty Chemicals )

Patco Econovn Black CL Pst. ( C.H. Patrick Co. Inc. )

Sulphur Vat Black CLG (Sinochem Ningbo Imp & Exp Corp)

Youhaodron Black CLG(Sinochem Tianjin Imp Exp Corp)


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