Bofa Import and Export Co., Ltd.  

Product Name: Vat Blue 4, Vat Blue Rsn, Vat Dyes C.I.No.: Vat Blue 14 Content: 100% Name: Vat Blue 14 Application Material: Natural Silk Usage: Leather, Ink, Paper, Textile Appearance: Powder Colour: Blue EINECS: 201-375-5 Formula: C28h14n2o4 CAS No.: 81-77-6 Transport Package: 25 Kgs Carton Box Origin: China HS Code: 3204159000 Product Description Vat dyes do not dissolve in water, while when reduced to be leuco salt by reducing agent under alkaline conditions, they can dissolve in water and get feature of immediacy with cellulose fibers, which is the way to achieve the purpose of dyeing. Then stable shade and good color fastness would come out via oxidation and soaping.Vat dyes is applied for the dyeing of cotton, linen, rayon and blended fabric materials. It appears to the environmental dustproof particles with very good water diffusion, uniformity of dispersion and anti- cohesion of suspension. It is particularly applicable to high-speed continuous dyeing and continuous padding with automatic mixing owning to its fast speed of reduction.While it is also suitable for hidden color and suspension dyeing processes in deep-dyeing