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Surfactant enhanced dyeing

  • US 5,593,459 A
  • Filed: 10/24/1994
  • Issued: 01/14/1997
  • Est. Priority Date: 10/24/1994
  • Status: Expired due to Fees
First Claim
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1. A dye bath for textile fibers selected from the group consisting of nylon, silk, wool, human hair, fur, alpaca or other animal fibers;

  • fibers of polyester, polyamide, or polyolefins that have been polymerized with some portion of monomers that contain sulfonic acid groups to render them receptive to cationic dyes;

    triacetate and acetate fibers;

    vinyl fibers, and cellulose fibers treated so as to make them receptive to cationic dyes comprising between 10-4 and 15 percent of one or more (cationic) dyes selected from the list of basic, disperse and solvent dyes in The Color Index, Third Editionand its supplements, a sufficiency of an anionic surfactant for solubilizing and protonating said dye or dyes, and water maintained at a pH such that said dye is in protonated form.

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