Reactive Blue 13
Name:C.I.Reactive Blue 13,C.I.181575
Molecular Structure: Single azo,Metal Complexe
C.I.Reactive Blue 13,C.I.181575,CAS 12236-84-9,866.06,C29H16ClN7Na4O14S4,Reactive Blue brilliant K-3RL,Reactive navy blue K-R,Reactive Blue brilliant K-R
Molecular Formula:C29H16ClN7Na4O14S4
Molecular Weight: 866.06
CAS Registry Number:12236-84-9
Manufacturing Methods : 4-Amino-5-hydroxynaphthalene-2,7-disulfonic acid and 2,4,6-Trichloro-1,3,5-triazine first condensation, 3-Amino-4-hydroxynaphthalene-1,5-disulfonic acid diazo, and the generation of condensation product matches, and copper sulfate, sodium acetate and hydrogen peroxide complexation, four and salting-out.
Properties and Applications: blue. Dark blue powder, soluble in water, not sensitive to that fights. The strong sulfuric acid for pure blue, diluted into a navy; In the nitric acid for brown. Water solution is blue purple, add 1 Moore sodium hydroxide solution for blu-ray is purple, continue to join insurance powder and warm, no changes, add a boric acid sodium to bright blue. In 20 ℃ dye the solubility of 110 g/L; 50 ℃ when solubility of 140 g/L. The red light blue staining for in light of copper (micro have change (4~ 5), white sex medium. Used for cotton, viscose, wool, silk and fabric dyeing and printing continuous rolling directly..
Standard | Light Fastness | Oxygen bleaching | Persperation Fastness | Soaping | |||
Fading | Stain | Fading | Stain | Fading | Stain | ||
ISO | 6-7 | 3-4 | 4(5*95℃) | 4-5 |