Mordant - Wikipedia, the free encyclopedia
A mordant is a substance used to set dyes on fabrics or tissue sections by forming a coordination complex with the dye which then attaches to the fabric or tissue. It may be used for dyeing fabrics,...
en.wikipedia.org/wiki/Mordant
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Dye - Wikipedia, the free encyclopedia
A dye can generally be described as a colored substance that has an affinity to the substrate to which it is being applied. The dye is generally applied in an aqueous solution, and may require a mor...
en.wikipedia.org/wiki/Dye
Dyes for clothing and other fabric can be made from flowers, leaves, bark, roots, and berries. General instructions for making dye and mordant as well as a color guide for plant materials follow.
www.bio.brandeis.edu/fieldbio/Survival/Pages/dyeandmord... www.bio.brandeis.edu/fieldbio/Survival/Pages/dyeandmordant.html
It is often noted that when a mordant dye forms a lake with a metal, there is a strong colour change. This is because metals have low energy atoms. The incorporation of these low energy atoms into the delocalised electron system of the dye causes a bathochromic shift in the absorption.
www.jagson.com/mordant_dyes.htm www.jagson.com/mordant_dyes.htm
The history of dyes and dyeing from 2600 BC to the 20th Century written by Susan Druding ... 1885-89 Chardonnet, France, made the first successful rayon and showed it at the Paris Exposition of 1889. 1887 First azo mordant dye, Alizarin Yellow GG; 1887 Rhodamine B (brilliant red-violet) basic dye;
www.straw.com/sig/dyehist.html www.straw.com/sig/dyehist.html
“However did they first find out that by picking these leaves and mashing them, and then peeing on them and throwing wood ash on them, you’d get this blue dye?” says Jenny Nutbeem, as quoted in an issue of Country ... Thoroughly wet the wool before putting it in the mordant bath and squeeze out all the water.
www.whitedragon.org.uk/articles/dyes.htm www.whitedragon.org.uk/articles/dyes.htm
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To fade or not to fade, that is the chemical reaction. ... A mordant is a chemical agent which allows a reaction to occur between the dye and fabric. The choice of mordant depends upon the fabric. An alkali mordant, such as soda ash, works well with cottons; an acid mordant, such as vinegar, works well with wool.
www.sattlers.org/mickey/culture/clothing/kilts/utilikil... www.sattlers.org/mickey/culture/clothing/kilts/utilikilts/mordant.html
>> name Rhonda >> status educator >> age 30s >> Question - What is it about certain plants that produce a dye? >> Please answer in a chemistry format. > > Hi Rhonda... Since antiquity dyes were used by man and until 19th century mostly derived from plant sources.
www.newton.dep.anl.gov/askasci/chem99/chem99584.htm
single dye bath ... There are a few natural dyes which fall in the category of direct dyes. These include turmeric, saffron, and walnut. Unlike most other natural dyes, these dyes do not require the use of a mordant. Turmeric and saffron are known for being fugitive, that is, they are not very fast to either light or washing.
www.pburch.net/dyeing/directdye.shtml www.pburch.net/dyeing/directdye.shtml
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