Chemical Name:
REACTIVE BLUE 4
CAS No.
Synonyms
CI
61205;Blue MR;CI NO 61205;modrreaktivni4;Ambifix Blue CR;Brill.Blue
X-BR;REACTIVE BLUE 4;Ostazin Blue S-R;Viactive Blue MR;Reactive Blue MR
Molecular Formula:
C23H14Cl2N6O8S2
Molecular Weight:
637.43
Name:C.I.Reactive
Blue 4,C.I.61205
Molecular
Structure: anthraquinones
Properties and Applications:
bright blue. Dark blue powder. The
strong sulfuric acid for red brown,
diluted into blue; In nitric acid to orange, no
change after diluted. The dye water solution is blue, with 1 Moore sodium
hydroxide solution is still blue, continue to join insurance powder and warm,
turn dark red, plus a boric acid to red,. Mainly used for cotton, nylon, wool,
silk and viscose yarn and fabric as the dyeing and printing, printing and
dyeing directly. Structure and C.I.Reactive Blue 1 the same.
Standard |
Light Fastness |
Oxygen bleaching |
Persperation Fastness |
Soaping |
|||
Fading |
Stain |
Fading |
Stain |
Fading |
Stain |
||
ISO |
6 |
3-4 |
4-5 |
4 (shallow, green) |
5 |
4(95℃) |
4-5 |