Latest News and Updates on Textile Auxiliaries and Dyes

Vat dye is a major dye dyeing for dyeing of current color fabric cotton yarn. After dyeing, the yarn is not only bright in color, but also very good. Most of the daily exposure is above 6 or more, and some varieties are as high as 8. Therefore, all color woven fabrics such as cooking, bleaching, sil

①The color of vat dyes is dominated by intermediate colorsThe color of vat dyes has the characteristics of a complete series from yellow to black and from bright colors to general colors. , Olive Green, Flesh, Brown and Grey series.For example, green reactive dyes are generally made of yellow and tu

①The color of vat dyes is dominated by intermediate colorsThe color of vat dyes has the characteristics of a complete series from yellow to black and from bright colors to general colors. , Olive Green, Flesh, Brown and Grey series.For example, green reactive dyes are generally made of yellow and tu

1. The choice of dye or paintThe light-fading mechanism of dyes is very complicated, but the main reason is that the dyes are excited after absorbing photons, and a series of photochemical reactions occur to destroy the structure, leading to discoloration and fading. The light fastness of textiles m

1 Visual inspection Visually check whether the dye is dustproof. The outer packaging of vat dyes is generally an iron drum, and there is a tie-in plastic bag inside the drum. If the dye is treated with anti-dust, then the plastic paper outside the tie of the inner bag is relatively clean. If the pla

1. Direct dyes Structural properties: Direct dyes are a kind of water-soluble anionic dyes. Most of the dye molecules contain sulfonic acid groups, and some have carboxyl groups. The dye molecules and cellulose molecules are combined by van der Waals forces and hydrogen bonds. Dyeing objects and met

Ring spun denimRing spun yarn is a kind of cotton yarn, which is divided into air spinning (oe) and ring spinning (r). Ring spun denim refers to the yarn spun by ring spun cloth. Generally, ring spinning is more expensive than air spinning. Ring spinning improves the shortcomings of coarse yarns, su

Countries around the world should prevent the United States from "shearing wool" globally through currency releases and the devaluation of the dollar. Facing the irresponsible over-issuance of the U.S. dollar, countries should reduce their holdings of U.S. dollar assets and resist the U.S. dollar he

According to news from Observer.com on March 30, after the failure of forcibly slandering Xinjiang cotton, some people are eyeing the textile viscose fiber in Xinjiang. The current supplier of this material, Stora Enso in Finland, has been forced to stop producing related raw materials.Viscose fiber

The 21st China International Dyestuff Industry, Organic Pigments and Textile Chemicals Exhibition will be held on September 27-29, 2021. This exhibition will be moved to the National Convention and Exhibition Center (Shanghai). The scale of the exhibition is upgraded, the exhibition hall is upgraded

Compared with other dyes, vat dyes have a series of remarkable characteristics:
The color of vat dyes is mostly intermediate colors
It can be dyed into a natural color, extremely intuitive and clear color