Vat brilliant green FFB is a very important and classic anthraquinone vat dyes, also known as vat green 1. It holds a pivotal position in the fields of textile dyeing and printing, especially in the area of cellulose fibers such as cotton, linen, and viscose.

 Introduction to Vat Green FFB

1. Basic information

·English name: Vat Green FFB

·Index number: C.I. Vat Green 1 

·Chemical structure: Belonging to anthraquinone derivatives, its molecular structure is more complex than azo dyes, which endows it with excellent stability and fastness properties.

·Appearance: Usually dark green or black powder or granules.

·Solubility: It is insoluble in water itself. It is necessary to undergo a reduction reaction under alkaline conditions (usually using sodium hydroxide) and be converted by reducing agents (such as sodium hydrosulfite, sodium hydrosulfite) into soluble sodium salt of cryptochromite in order to dye fibers.

 Main features

·Bright color: It can dye a very bright and pure green color, with a full color.

·High color fastness: This is the most prominent advantage of vat dyes, and vat green FFB is no exception. It performs excellently in various fastness tests.

·Application scope: Mainly used for dyeing and printing cellulose fibers such as cotton, linen, and viscose. It can also be used to manufacture organic pigments.

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