2023-04-13

The dyeing auxiliary is specially used for washing and dying during the production process. These auxiliaries are formulated for textile products in the forms of cationic, non-ionic, surfactants and amphoteric. Our offered assortment of auxiliaries is comprised of pre-treatment chemicals, dyeing & p Read More

2023-03-24

pHFor active dyeing, when the pH value is 7 ~ 9, the color difference between the product is normal, indicating that the pH range has little effect on the product color difference, and the presence of a small amount of alkali will not change or destroy the active dye molecules.When the pH value is 8 Read More

2023-03-24

HardnessIt is generally believed that the hardness below 50 ppm has no impact, and 20ppm is already a good water.The water quality of the tube yarn is not the same, but the copper and iron ion content in the water should be paid attention.Usually active dyeing is better below 50ppm. The key is the m Read More

2023-03-17

Acid dyes refer to a dye that contain acid groups in dye molecules that can be combined with amino groups in protein fiber molecules with ion bonds and applicable under acidic, weak acids or neutral conditions.Its structure is mainly nitrogen and 为, and a few are aromatum methane structures. Dyes an Read More

2023-03-10

According to the perspective of modern dyeing theory, the reason why dyes can be dyed in dyeing fiber have a certain degree of fastness on the fiber fabric, because the dye molecules and fiber molecules exist in various gravity, the principles and principles of dyes and various types of dyes The dye Read More

2023-01-06

There are many factors that affect the dye dyeing process, mainly including: 1. Dye propertiesThe dye structure and molecular size and shape determine the solubility, diffusionability of dyes, and the height of dyes and fibers. Second, the nature and concentration of the aidThere are many categories Read More