How To Use direct dye In A Sentence
- The company's products consist of three kinds and forty categories of Dyestuffs - sulphur dyes, direct dyes, acid dyes besides intermediates - Sulphanilic acid and Sulphanilic acid sodium salt.
- The dye-woods -- fustic, Brazil wood, bar wood, Lima wood, cam wood, cutch, peach wood, quercitron bark, Persian berries -- have since the introduction of the direct dyes lost much of their importance and are now little used. The Dyeing of Cotton Fabrics A Practical Handbook for the Dyer and Student
- Direct dye an anionic dye having substantivity (see Substantivity) for cellulosic fibres Chapter 4
- Eighteenth-century manuals of practice often classify woad and indigo among direct dyes because they require no mordant or assistants, but their chemistry demanded a dyeing process different from typical direct methods. 8 reference Modern descriptions classify them as leuco dyes, in which the normally insoluble and nonadherent coloring material is made soluble by the removal of oxygen, a reduction process. The Creation of Color in Eighteenth-Century Europe