Latest News and Updates on Textile Auxiliaries and Dyes

Sulfur dyes are dyes that must be dissolved in alkali sulfide. They are mainly used for dyeing cotton fibers, but also for cotton/dimensional blended fabrics. The cost is low, and the dyed products are generally washable and light-resistant, but the color is not bright enough. Commonly used varietie Read More

Although the Spring Festival is approaching, new orders for disperse dyes have been reduced, but printing and dyeing companies and distributors are still busy rushing to major disperse dye manufacturers. Read More

Acid dye refers to the acid group contained in the dye molecule, also known as anionic dye, which can combine with the amino group in the protein fiber molecule by ionic bond, and is applicable under acidic, weak acid or neutral conditions. Mainly are azo and anthraquinone structures, and a few are Read More

At 14:48 on March 21, 2019, Tianjiayi Chemical Co., Ltd., located in the ecological chemical park of Xiangshui County, Yancheng City, Jiangsu Province, had long-term illegal storage of nitrification waste due to continuous heat and temperature, which caused spontaneous combustion. The combustion cau Read More

The structure of reactive dye molecules can affect wet rubbing fastnessl. Water solubility of dyes The more water-soluble groups contained on the reactive dye molecule, the more favorable it is for the dissolution and uptake of the dye during the dyeing process, and of course the washing of floatin Read More

1. Various synthetic fibers have different physical and chemical properties, so the requirements for dyes are also different. Generally speaking, the polarity of the dye, the size and shape of the molecular structure must be compatible with the polarity and physical structure of the fiber. The basic Read More

It is reported that in January, most printing and dyeing and dye companies were still booming in production and sales. The overall dye inventory of printing and dyeing plants was low, and there was a certain replenishment demand. The inventory level of dye companies was low in recent years, and some Read More

What are the characteristics of reactive dyes?What we often call reactive dyes is also called reactive dyes. It is a type of dyes that react with fibers during dyeing. Reactive dyes are a new type of dyes, including two main components: the parent dye and the reactive group. , The group that can rea Read More

1. BubbleFoam is the most common problem of high temperature and high pressure jet overflow dyeing. In the high-temperature and high-pressure jet overflow dyeing machine, the occurrence of foam is the result of high-energy turbulence caused by high-speed operation of the fabric and liquid circulatio Read More

The National Textile and Apparel Council (NCTC) of India recently called on Prime Minister Modi to abolish anti-dumping duties on viscose staple fiber (VSF) and solve the supply and price issues of VSF yarn to prevent the loss of work related to the entire VSF textile value chain.The leaders of the Read More

There are repellents on the fabric, causing semi-repellent, or dripping water to dilute the dye solution during the dyeing process, and the fabric is stained with fleece;1) The fabric is impervious to scouring, and the dyed fabric contains dye-repellent substances;2) When the rough fabric is dyed, t Read More

1) Such as wax spots, pulp spots, etc., water droplets, hard water and sand texture defects;2) The blank is not fully saturated before dyeing, causing white spots and florets after dyeing;3) There are calcium spots and alkali spots on the cotton fabric;4) Calcium hypochlorite is used in the bleachin Read More