Latest News and Updates on Textile Auxiliaries and Dyes

How to overcome the twist of viscose filament yarn of printing and dyeing color1. The dyeing of viscose filaments is prone to chromatic aberration. The reasons are as follows:①The form of multiple pages in the vertical slits of the fiber surface, so the hygroscopicity, in the whole wet treatment (pr Read More

1. Choose reactive dyes with less floating color after dyeingFloating color is the main reason for the unqualified wet rubbing fastness of dark and dense fabric.The floating dyes of reactive dyes include dyes that have been adsorbed on the fibers without reacting with the fibers, partially hydrolyze Read More

Defects of sulfur dyes and solutionsThe problemSulfur dyes have a short production process, low price, and good fastness. However, they still have many shortcomings and problems in actual production and application, so they still cannot be widely used in various fabrics.Sodium sulfide is used in the Read More

What is acrylic fiber and its application? Acrylic fiber, the scientific name polyacrylonitrile fiber, is a fiber made by spinning acrylonitrile as the main monomer (content greater than 85%) and a small amount of other monomers. Its main feature is that it resembles wool in appearance, feel, elasti Read More

Para el sistema por agotamiento, las máquinas se diferencian por su acción mecánica que actúa sobre la materia textil a tintar, sobre el baño tintóreo o sobre ambas cosas a la vez. Read More

The dyeing mechanism of sulfur dyesFeaturesSulfur dyes are a type of sulfur-containing dyes. The molecules contain sulfur bonds composed of two or more sulfur atoms. When used, they are reduced to leuco body, dissolved in water, and dyed fibers. The dyeing characteristics of sulfur dyes vary dependi Read More

When pure polyester fabrics are dyed with disperse dyes, especially filament fabrics, they always look bright and white after dyeing. Increasing the dye concentration will not help, and the color fastness will be greatly reduced.There are two reasons for the low blackness:1. The cross-section of pol Read More

Polyester fabrics are easy to pilling, and pure cotton clothes tend to be deformed. So what kind of fiber has both the excellent characteristics of cotton and the excellent characteristics of polyester, which makes up for the shortcomings? That is super imitation cotton. What is super imitation cott Read More

Analysis on the types of environmentally friendly dyesCommonly used sulfur dyes are not allergic dyes, carcinogenic dyes, and acutely toxic dyes. They do not contain heavy metals and adsorbable organic halides. They use less salt during application and consume much less water and energy than reactiv Read More

Direct dye was developed after Bottiger discovered Congo Red in 1884. Before this, cotton fibers were dyed with indigo and other natural dyes, which was troublesome. At that time, synthetic dyes were just beginning to be developed, and cotton fibers could not be dyed directly. The cotton fibers must Read More

Oil-soluble dye use1. Excellent solubility.2. Excellent compatibility with various resins.3. The color is very bright and beautiful.4. Weather resistance and acid and alkali resistance are higher than the usual traditional AZO and DISAZODYE.5. High-grade gold-containing dyes, free of free heavy meta Read More

The Suez Canal is finally open, and hundreds of millions of dollars in claims are also on the way! At 6 pm local time on March 29, navigation was resumed at both ends of the Suez Canal. The giant cargo ship "Changci" that blocked the canal for six days was towed to the widest section of the canal, D Read More