1. Select reactive dyes with less floating color after dyeingFloating color is the main reason for the unqualified damp friction of dark color fabrics.Active dye -dye dyes include dyes that have been adsorbed on the fiber without reaction to the fiber, partial hydrolyzed dyes, and ethylene cymbal dy Read More
The phenomenon that the surface of white or light-colored substances turns yellow under the action of external conditions such as light and chemicals. We call this phenomenon "yellowing". Yellowing of white and dyed textiles not only damages their appearance, but also greatly reduces their service l Read More
External factors such as solvents, temperature, dye concentration, electrolytes, and radiation light added to the dyeing solution will cause dyes in the solution, or the state of the dye fabric changes, resulting in changes in the color of the dye. 1. The effect of solvent and mediumThe absorption w Read More
The name of disperse dyes is generally divided into three parts: 1. Crown head:Indicates the classification of the dye. For example: S or H means high temperature type, SE or C means medium temperature type, E means low temperature type It is generally believed that the molecular weight above 300 is Read More
The disperse dye attached to the surface of the fiber will be "reduced" to become colorless and more soluble in water.Traditional reduction cleaning method: using hydrosulfite and caustic soda for treatment. 1. 100% polyester fabric reduction cleaning process: 2. Polyester/cotton blended reduction c Read More
Método de teñido(1) La mayoría de los productos de textura pura Pyrum -in -Dye -Ow se tiñen con infección por inmersión. Los baños de colorante generalmente contienen colorantes, colorantes suaves catiónicos, sulfato de sodio, acetato, acetato de sodio, etc. Read More
El tinte catalum es un tinte para el teñido fibroso de polipropileno, que también se puede utilizar para el teñido de poliéster modificado (CDP). Hoy, comparta el conocimiento básico del tinte catiónico.1. Descripción general de los tintes de cationes1. HistoriaEl tinte catalum es el tinte sintético Read More
Traditional acid dyes refer to water-soluble dyes containing acid groups in the dye structure, and are usually dyed under acidic conditions. The acid groups in acid dyes are generally sulfonic acid groups (-SO3H), which exist on the dye molecule in the form of sulfonic acid sodium salt (-SO3Na), and Read More
Para evitar la aglomeración del colorante y mejorar la dispersabilidad del colorante, el método habitual es añadir un dispersante. Con la ayuda del dispersante, los tintes dispersos pueden formar una fase uniforme dispersa en el tinte para completar el efecto de teñido. Read More
