How to improve the color fastness of fabrics?How to improve the color fastness of fabrics? The color fastness of fabrics refers to the dyeing fastness of textiles, referred to as color fastness, which means that the dyed or printed fabric is subjected to external factors, such as extrusion, friction Read More
Dye processing technologyThe research content of dye processing technology mainly includes the determination and treatment of original dyes, the research of processing aid performance, the design and selection of processing equipment and the research of processing technology.If the post-processing t Read More
Compared with other dyes, vat dyes have a series of remarkable characteristics: The color of vat dyes is mostly intermediate colors It can be dyed into a natural color, extremely intuitive and clear color Read More
The influence and factors of cationic dyesCationic dyes have a high affinity for acrylic fibers, and because of fast absorption and slow diffusion during dyeing, uneven dyeing is easy to occur. Once uneven dyeing occurs, it is difficult to correct it by extending the dyeing time. When dyeing with ca Read More
La estampación textil es un sistema de acabado de un tejido o hilado, por medio del cual se tiñe de manera localizada en una o varias zonas del mismo. Read More
Acid dyes are a type of water-soluble dyes with acidic groups in the structure, which are dyed in an acid medium. Most acid dyes contain sodium sulfonate, which is soluble in water, bright in color and complete chromatogram. It is mainly used for dyeing wool, silk and nylon, but also for leather, paper, ink, etc. Generally no tinting power to cellulose fibers. Read More
What is color fastnessDyeing fastness refers to the ability of dyes or pigments to maintain their original color state under the influence of various external factors during use or later processing of dyed fabrics.Dyeing fastness is one of the important quality indicators for measuring dyed finished Read More
The main factors affecting the dyeing process: 1. Dye properties 2. The nature and concentration of additives 3. Dyeing machine function 4.Process parameters 5. Fiber properties Read More
The level dyeing problem of cotton yarn dyeing with vat dyeVat dyes are still the first choice among all kinds of dyes due to their superior fastness. However, the dyeing of cotton yarn with vat dyes is affected by many factors, and it is not easy to increase the rate of level dyeing products, which Read More
