Latest News and Updates on Textile Auxiliaries and Dyes

What is the fastness of disperse dyes?The dyeing fastness of disperse dyes is mainly the fastness to sunlight, sublimation, friction and washing. Particularly important among them are the light fastness in application performance and the sublimation fastness in post-processing. Others, such as wash Read More

4 factors to consider when choosing dyes1.Select dyes according to the cost of dyes: When choosing dyes, not only must consider the shade and fastness, but also consider the cost of dyes and the auxiliary agents used, and the source of goods.2. Select dyes according to the mechanical properties of d Read More

What are disperse dyes and what solvents are used for disperse dyes?What are disperse dyes? What solvents are used for disperse dyes? Disperse dyes have relatively small molecules and do not contain water-soluble groups in structure. They are uniformly dispersed in the dyeing liquor by means of disp Read More

The difference between dyes and pigmentsWe can admire all kinds of object colors every year. Some of these colors are naturally formed, and some are given by people, which are very beautiful. Artificial colors are basically done with dyes and pigments. Speaking of dyes and pigments, we are not famil Read More

Basic knowledge of dyes: disperse dyesDisperse dyes are a very important and main category in the dye industry. They do not contain strong water-soluble groups and are a class of non-ionic dyes that are dyed in a dispersed state during the dyeing process. Mainly used for printing and dyeing polyeste Read More

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

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

What should I do if color spots and stains appear in reactive dyeing?Reactive dyes have a very good solubility in water. Reactive dyes mainly rely on the sulfonic acid groups on the dye molecules to dissolve in water. For meso-temperature reactive dyes containing vinylsulfone groups, in addition to Read More

Application of Disperse Dye Leveling Agent in DyeingDisperse dyes are mainly used in the dyeing of hydrophobic fibers such as polyester, spandex, nylon, and acetate fibers. With the continuous progress of fiber dyeing technology, various types of levelling agents have been developed by leaps and bou Read More

Basic knowledge of disperse dyes (2)1. What is hot melt pad dyeing?The hot melt pad dyeing process is suitable for continuous dyeing of polyester/cotton blended fabrics. Its dyeing principle is also a kind of high temperature dyeing. The difference from high temperature and high pressure is that the Read More

Basic dyeing with disperse dyesDyeing polyester with disperse dyes is generally carried out under acidic conditions.So, what are the advantages and disadvantages of dyeing with disperse dyes under alkaline conditions? Please look down.1. The emergence of alkaline dyeing with disperse dyes:When dyein Read More

Application of TCR alkali-resistant disperse dyesPolyester oligomer is a by-product in the process of polycondensation of polyester polymer. Its structure is linear and ring-shaped. The cyclic structure of oligomers has a variety of forms from dimers to decamers (and above). The main damage to polye Read More