直接黑19 DIRECT BLACK 19 直接耐晒黑（G) Direct Black G

Product Name: DIRECT BLACK 19 

Strength:220%

Shade:Similar to standard

Insolubles:0.19%

Moisture:7.23%

Solubility:50G/L(80℃)

Application:Direct Fast Black G is one of the main black dye varieties. It is mainly used for dyeing and direct printing of cotton, viscose fiber and cotton, viscose fiber mixed with silk and wool. Mainly dyed black, printing is generally used gray and black, can also be combined with brown dyes into a variety of different depths of coffee and other colors, a small amount of used for color modulation light to increase the chromatography. When dyeing wool viscose fiber blended fabric, it can be dyed with neutral black BRL in the same bath to obtain uniform color. It can also be dyed with disperse dyes in the same bath as polyester viscose blended fabrics. The dyeing rate is good, and the dyeing transfer is slightly poor. After dyeing, the color fixing agent Y and the color fixing agent M can be treated, but the color light is slightly green. Finishing with urea formaldehyde resin can not change the color light, but also improve the fastness of wet treatment.