Latest News and Updates on Textile Auxiliaries and Dyes

Vat dye dyeingVat dye dyeing is often used in yarn dyeing of yarn-dyed handkerchiefs and yarn-dyed towels. Vat dyes are water-insoluble dyes. The dyes themselves have no affinity for fibers and cannot be directly dyed. They must be dissolved with caustic soda and insurance powder to make leuco sodiu Read More

Types of cationic dyesCationic dyes can be classified according to two classification methods: application performance and chemical structure type. According to the application performance, China divides the existing dyes into ordinary type, X type and M type. According to the chemical structure, it 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

Influencing factors of cationic dye uptake rateCationic 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 wi Read More