Leuco SulphurBlue 13
Name:C.I.Leuco SulphurBlue 13,C.I.53450
Molecular Structure:
C.I.Leuco SulphurBlue 13,C.I.53450,CAS 12262-26-9,Cassulfon Blue FG, Blue 3GB,Liquid Blue 2GB
CAS Registry Number:12262-26-9
Manufacturing Methods : 4-(4-(Phenylamino)phenylimino)cyclohexa-2,5-dienone with Sodium polysulfide solution at 122 ~ 124 ℃ heating 36 hours, after diluted with air precipitation (BIOS 1155, – 22). This indophenol by Diphenylamine and 4-Nitrosophenol in sulfuric acid in the condensation, in 116 ~ 117 ℃ reflux get a brilliant color of dye.
Properties and Applications: dark blue to blue. Navy blue powder. Insoluble in water, soluble in moderate Sodium sulfide solution, for green yellow. In concentrated sulfuric acid to green light blue, dilution of dark after precipitation.
| Standard | Acid Resistance | Alkali Resistance | Light Fastness | Fulling | Persperation Fastness | Soaping | |
| Moderate | Severe | ||||||
| ISO | 4-5 | 4 | 4-5 | 4 | 4 | 4 | |
| AATCC | 4 | 5 | 5 | 4 | 4 | ||
List of Suppliers:
Cassulfon Blue FG ( DyStar GmbH & Co Deutschland KG )
Diresul Liquid Blue 2GBS ( Clariant GmbH )
Diresul Liquid Blue RDT-2G( Clariant GmbH )
Diresul Liquid Vat Bluejean ( Clariant GmbH )
ECO Liquid Blue 2GB ( Clariant GmbH )
Ecosol Liq Blue IBN ( SF Dyes Pvt Ltd )
Patcosul Blue 3GB ( BF Goodrich Specialty Chemicals )
Patcosul Blue GGBX ( BF Goodrich Specialty Chemicals )
Sodyesul Liquid Blue 2GB ( Clariant GmbH )
Sodyesul Liquid Blue 2GBB( Clariant GmbH )
Sodyesul Liquid Blue 2GBB ECO( Clariant GmbH )
Sodyesul Liquid Blue 2G BCF ( Clariant GmbH )
Sodyesul Liquid Blue 4GB CF( Clariant GmbH )