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acid dyes

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  • Enhancing Vibrancy And Colorfastness: Exploring Acid Dyes in Ink


    Inks play a vital role in various industries, from printing to textile and art. Acid dyes, with their vibrant and long-lasting colors, have become a popular choice for ink formulations. In this article, we will delve into the usage of acid dyes in ink and explore their benefits, applications, and impact on print quality. Read More
  • Polyester, Wool, Nylon, Viscose And Nitrile: How To Dye Fabrics Made of Five Fiber Blends?


    1. The pH of the dye bath should be controlled at 5 to 6The pH of the dye bath should be controlled at 5 to 6, which must be adjusted with acetic acid. It is best to use 1 to 2 g/L ammonium acetate or sodium acetate as a buffer. Do not use the so-called "buffer" containing inorganic acids (S-1, C1-) Read More
  • Acid Dye Dyeing Nylon Common Problems


    Rungs and bars1. Cause analysisThe nylon fibers in the fabric differ in their chemical or physical characteristics.Physical differences in yarns, including differences in yarn count, the number of fibers in the yarn or the fineness of the fibers, the end curl of a single fiber in the yarn or the dif Read More
  • Introduction To Digital Printing


    Digital printing developmentDigital printing is printing using digital technology. Digital printing technology is a high-tech product that integrates machinery, computer electronic information technology, and has gradually formed with the continuous development of computer technology. It first appea Read More
  • Classification of Dyes


    Classification of dyesI. Classification of dyes according to their chemical structure or their characteristic groups is called chemical classification They are divided into: azo dyes, anthraquinone dyes, arylmethane dyes, indigo dyes, sulphur dyes, phthalocyanine dyes, nitro and nitroso dyes, in add Read More
  • Salt Free Acid Dyes for Making Dye Inks


    Nowadays, the importance of digital printing is constantly gaining prominence. The growth of multi color inkjet technology is especially growing in the home and office application. A substantial and thriving consumer market for inkjet can be noticed in packaging, publication, and specialty areas. Read More
  • How to distinguish wool reactive dyes and acid dyes?


    Learning Guide: Traditional acid dyes refer to water -soluble dyes containing acid groups, and the vast majority of acid groups contain sodium sulfonate exist on dye molecules. Read More
  • Cómo distinguir tintes reactivos de lana y colorantes ácidos?


    los colorantes ácidos tradicionales se refieren a los colorantes solubles en agua que contienen grupos ácidos, y la gran mayoría de los grupos ácidos contienen sulfonato de sodio en las moléculas de colorante. Read More
  • Pretreatment for nylon


    RefinedThe nylon fabric contains less miscellaneous, and the purpose of refined is to remove fiber in the process of spinning and weaving.The oil and other dirt. So often combine the retreat or cooking drift. Synthetic agents are commonly used in soap or synthetic detergent. For severe dirty, a smal Read More
  • Overview of Acid Dyes


    Acid Dyes are a class of water-soluble dyes with acidic groups in their structure, which are dyed in acidic media. Most of the acid dyes contain sulfonic acid sodium salt, which is soluble in water, bright in color and complete in chromatogram. Mainly used for dyeing wool, silk and nylon, but also f Read More
  • How to choose and use acid dyes


    Acid dyes are only suitable for positively charged fibers, such as polyamide fibers in an acid bath, but cotton fibers can also be dyed with acid dyes after cationization.When dyeing with two dyes, the structure of the dye and the structure of the cationic cotton dominate.Better wash fastness can be Read More
  • Solubility Treatment of Acid Dyes


    With the use of small liquor ratio and continuous dyeing process, the degree of automation of printing and dyeing has been continuously improved, the emergence of automatic fillers and pulp mixing, and the introduction of liquid dyes require the preparation of high-concentration and high-stability d Read More
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