direct dye

also called  Substantive Dye,  

      any of a class of coloured, water-soluble compounds that have an affinity for fibre and are taken up directly, such as the benzidine derivatives. Direct dyes are usually cheap and easily applied, and they can yield bright colours. Washfastness is poor but may be improved by aftertreatment. Most packaged dyes sold for home use are direct dyes.

* * *

Universalium. 2010.

Look at other dictionaries:

  • direct dye — noun dye with a high affinity for cellulose fibers (cotton or rayon etc.) • Syn: ↑substantive dye • Hypernyms: ↑dye, ↑dyestuff * * * noun : a water soluble dye usually of the azo class that is used in alkaline or neutral solution especially for… …   Useful english dictionary

  • direct dye — tiesioginis dažiklis statusas T sritis chemija apibrėžtis Dažiklis, kurio vandeniniu tirpalu dažomas iš anksto neapdorotas pluoštas. atitikmenys: angl. direct dye; substantive dye rus. прямой краситель ryšiai: sinonimas – substantyvusis dažiklis …   Chemijos terminų aiškinamasis žodynas

  • Direct dye-stuff — Прямой краситель …   Краткий толковый словарь по полиграфии

  • dye — dyable, dyeable, adj. dyer, n. /duy/, n., v., dyed, dyeing. n. 1. a coloring material or matter. 2. a liquid containing coloring matter, for imparting a particular hue to cloth, paper, etc. 3. color or hue, esp. as produced by dyeing. 4. of the… …   Universalium

  • Dye Branch — is a small creek that runs from Duke University s East Campus, through the Trinity Heights, Walltown, and Old West Durham neighborhoods of Durham, North Carolina. From its headwaters near the Food Lion on Hillsborough Road, Dye Branch (also known …   Wikipedia

  • Direct Blue 1 — IUPAC name tetrasodium (6E) 4 amino 6 [[4 [4 [N′ (8 amino 1 oxo 5,7 disulfonato 2 naphthyliden …   Wikipedia

  • Direct fluorescent antibody — Direct FA stained mouse brain impression smear reveals the presence of the bacterium Chlamydia psittaci. 400X. Direct fluorescent antibody (DFA or dFA) (also known as Direct immunofluorescence [1]) is a laboratory test that uses antibodies …   Wikipedia

  • Direct Dyes — These dyes have a great affinity for cotton. The dye is dissolved in water to bring it to the right temperature, and then the cloth is immersed for a short time. A number of very fast direct dyes are now obtainable (see Dyes) …   Dictionary of the English textile terms

  • Dye — For other uses, see Dye (disambiguation). Yarn drying after being dyed in the early American tradition, at Conner Prairie living history museum. A dye is a colored substance that has an affinity to the substrate to which it …   Wikipedia

  • Dye-sensitized solar cell — A selection of dye sensitized solar cells A dye sensitized solar cell (DSSC, DSC or DYSC[1]) is a low cost solar cell belonging to the group of thin film solar cells.[2] …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.