synthesis of vat dyes are vatting, dyeing, oxidation, after treatment. it gives proper results on cotton materials. lets know about vat dyes, What is vat dye First off all i want to say that, vat dye have activity to insoluble in water. but it becomes soluble by the vatting process. Read more…
Relation between structure of dyes the relation between structure of dye aand the chemical structure of the dye has a tremendous effect on the colour fastness or fastness properties of the dyes and as well as on the colour of the dyes Example of some different dyes such as, Disperse Read more…
Dyeing of mineral khaki with salt of chromium and iron + caustic soda. Actually, Mineral khaki fabric is generally used for army and military dress and defance dress shooting. this type of fabric is dyeing with different dye or reagent in textile process house. Let’s know about dyeing process for Read more…
dyeing of wool is carryout with acid dye. some reagent are used such as, acetic acid, sodium sulphate and more. Read More – Viscose dyeing process? Dyeing of wool with mechanism Mechanism of dyeing of wool with acid dye, acid dye is used for wool materials especially for dyeing purpose. Read more…
viscose dyeing process is carry out at room temperature. reactive dye is used for dyed of viscose materials. Read More – Viscose dyeing Take the polyester/viscose in a bath with recipe at required quantity of reactive dye. Strat the dyeing at room temperature. Raise the temperature to 60°C. Process sequence Read more…
Dyeing of polyester/cotton blend is carry out with one bath methode – Read More – Viscose dyeing process? Dyeing of polyester/cotton blend (one bath methods) recipe Reactive dye – x% Disperse dye – Y% Salt – 1gpl PH (acetic acid) – 4.5 – 5.5 M. L. R – M/c construction Read more…
Types of dyes is used for colouration of textile materials. if you are a textile student or a textile company owner or a dyeing master in textile company you must be required to know about different types of dyes uses for the colouration of textile goods. Different dyes have different Read more…
Dyeing of polyester/cotton with disperse/vat. In this process dyeing is carried out with padding process. After padding (dyeing) thermo fixation are apply on materials. then again padding then dry. Dyeing of polyester/cotton with disperse/vat. Padding is carried out with the help of following recipes; • Disperse dye – X% • Read more…
Helo, reders today i m going to explain about natural dyes, classification, mordant, uses and more. If you know about natural dyes in details then this article is best for you. I have made valuable information out of it. lets get started, What is natural dyes Natural dyes are made Read more…
Azo dyes are contain azo function group (N=N). azo dye are synthetic class type dyes. it is bound to aromatic ring and it is easy to dissolve in water. this dyes are mostly used for dyeing of textile cloths. We will discuss about test for amines such as azo dye Read more…