Reactive Blue 14

Uses

Reactive Blue 14 is mainly used for printing on cotton and silk fabrics, as well as for pad dyeing cotton fabrics. It is not suitable for viscose fibers due to its low affinity. In addition to single-color dyeing, it can be blended with reactive yellow dyes to dye green. It is also suitable for direct, resist, and discharge printing on cotton fabrics, direct printing on viscose-cotton fabrics, and two-bath dyeing of polyester-cotton fabrics.

Preparation

2-Aminobenzene-1,4-disulfonic acid and 2,4,6-Trichloro-1,3,5-triazine first condensation, and Ethane-1,2-diaminesecond condensation, Copper phthalocyanine use chlorosulfonic and chlorinated and sulfones chlorosulfonated, condensed products and producing third condensation, and then salting-out.

Properties and Applications

colourful green light blue. Gray blue powder, soluble in water, not sensitive to that fights. The strong sulfuric acid for green; In nitric acid for colourful blue, diluted into shallow blue. Water solution is blue, add 1 Moore sodium hydroxide solution, colour and lustre is constant, continue to add insurance powder and warm, into purple, add a boric acid sodium returned to light blue. Suitable for cotton cloth, roll the knot dyeing dyed and continuous rolling dye, also can be used to direct, the cotton dyeing and discharge printing.

Standard	Light Fastness	Oxygen bleaching		Persperation Fastness		Soaping
		Fading	Stain	Fading	Stain	Fading	Stain
ISO	7-8	2 (shallow, green)				4-5