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Vat dyes are a class of dyes that are classified as such because of the method by which they are applied. Vat dyeing is a process that refers to dyeing that takes place in a bucket or vat. The original vat dye is indigo , once obtained only from plants but now often produced synthetically.
Vat Green 1 is an organic compound that is used as a vat dye. [1] ... Vat Green 1 can dye viscose, silk, wool, paper, and soap. [4] References
Vat Blue 6 Blue K Vat blue 6 69825 anthraquinone 130-20-1: Vat Blue 36: Vat blue 36 73675 indigoid 6424-69-7: Vat brown 1: Vat brown 1 70802 anthraquinone 2475-33-4: Vat Green 1: Jade green base Vat green 1 59825 anthraquinone 128-58-5: Vat Green 9: Vat black BB Vat green 9 59850 anthraquinone 6369-65-9: Vat Orange 1: Vat golden yellow RK Vat ...
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Direct dyes, a class of dyes largely for dyeing cotton, are water-soluble and can be applied directly to the fiber from an aqueous solution. Most other classes of synthetic dye, other than vat and surface dyes, are also applied in this way. The term may also be applied to dyeing without the use of mordants to fix the dye once it is applied.
Because food dyes are classed as food additives, they are manufactured to a higher standard than some industrial dyes. Food dyes can be direct, mordant and vat dyes, and their use is strictly controlled by legislation. Many are azo dyes, although anthraquinone and triphenylmethane compounds are used for colors such as green and blue. Some ...
Vat Green 9 is a green colored vat dye. [1] It is derived from violanthrone. [2] References This page was last edited on 26 September 2024, at 14:14 (UTC). Text is ...
Vat Blue 36 is a vat dye that is chemically related to indigo. It is produced by condensation of 4-methyl-5-chloro-7-methoxy-3-indolinone and 5,7–dichloro-3-(2H)-thianaphthenone . [ 1 ]
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