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  2. Wet process engineering - Wikipedia

    en.wikipedia.org/wiki/Wet_process_engineering

    This technique of dyeing is unique, in that the final color is controlled by the choice of the diazoic and coupling components. This method of dyeing cotton is declining in importance due to the toxic nature of the chemicals used. Sulfur dyes are two-part "developed" dyes used to dye cotton with dark colors. The initial bath imparts a yellow or ...

  3. Finishing (textiles) - Wikipedia

    en.wikipedia.org/wiki/Finishing_(textiles)

    Cotton is an absorbent fibre which responds readily to colouration processes. Dyeing is commonly carried out with an anionic direct dye by completely immersing the fabric (or yarn) in an aqueous dyebath according to a prescribed procedure. For improved fastness to washing, rubbing, and light, other dyes such as vats and reactives are commonly ...

  4. Dyeing - Wikipedia

    en.wikipedia.org/wiki/Dyeing

    Dyeing Pigments for sale at a market in Goa, India Cotton being dyed manually in contemporary India Silk dye in pan on stove. Khotan. Dyeing is the application of dyes or pigments on textile materials such as fibers, yarns, and fabrics with the goal of achieving color with desired color fastness.

  5. Glossary of textile manufacturing - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_textile...

    How durable a fabric or yarn is. dyes Dye is used to color fabric. There are two main types, natural dyes and synthetic dyes. The process is called dyeing. dye lot The dye lot is a number that identifies yarns dyed in the same vat at the same time. Subtle differences can appear between different batches of the same color yarn from the same ...

  6. Scouring (textiles) - Wikipedia

    en.wikipedia.org/wiki/Scouring_(textiles)

    Scouring is an essential pre-treatment for the subsequent finishing stages that include bleaching, dyeing, and printing. [5] Raw and unfinished textiles contain a significant amount of impurities, both natural and foreign.

  7. What Temperature Should You Wash White Clothes In? - AOL

    www.aol.com/temperature-wash-white-clothes...

    Most fibers (cotton, linen, polyester, nylon, acrylic, spandex) can handle the typical US hot (50°C/122°F) water temperature setting, but be sure to wash wool and silk garments in cold water, if ...

  8. Cationization of cotton - Wikipedia

    en.wikipedia.org/wiki/Cationization_of_cotton

    The like charges repel each other, and the addition of salt aids in dyeing by generating a positive charge on the cotton surface. [7] [8] The industry has predominantly used reactive dyes to color knitted cotton goods. The treatment of salt-laden, colored effluent generated by the dyeing process is one of the industry's primary concerns. Cotton ...

  9. Cold pad batch - Wikipedia

    en.wikipedia.org/wiki/Cold_pad_batch

    During the dyeing process, the dye must become close and even with the material in order to produce a uniform color that is fast to moisture, heat, and light. [5] Due to their superior fastness properties and simple application, reactive dyes are currently the most common type of dye for cotton dyeing. [6] The CPB technique uses less water and ...

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