Reactive Red 136;2-Naphtalenesulfonic acid, 6-[(2,3-dibromo-1-oxopropyl)amino]-3-[[5-[(2,3-dibromo-1-oxopropyl)amino]-2-sulfophenyl]azo]-4-hydroxy-, disodium salt
colourful red yellow light. Red powder. Dyed fabrics for colourful red yellow light, color is gorgeous. 80 ℃ water solubility in for 100 g/L. Suitable for dyeing in weak acid dye bath, pH control in 5 ~ 6 between, can and wool Reactive Yellow PW-4 G, Reactive Blue PW-3 G spell color. General join 1% of ?leveler PW-BX, dye bath temperature rise to 70 ~ 75 ℃ to heat preservation 15 to 16 minutes, depending on the dyeing depth and decide. Such as dyeing depth greater than 10%, need to use liquid ammonia in post-processing, pH value of 8.5, time 15 minutes, temperature of 80 ℃. The dye levelness is bad, but good color fastness, dyeing fabrics after bright color. Can be used for wool, loose fibers, tops, wool and wool / nylon blended fabric dyeing.
