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Today disperse dyes are the only effective means of coloring many synthetics. Reactive dyes for cotton were introduced in the mid-1950s. These petroleum based, synthetic dyes are used both in commercial textile production and in craft dyeing and have widely replaced natural dyes. [69]
A dyewood is any of a number of varieties of wood which provide dyes for textiles and other purposes. Among the more important are: Brazilwood or Brazil from Brazil, producing a red dye. Catechu or cutch from Acacia wood, producing a dark brown dye. [1] Old Fustic from India and Africa, producing a yellow dye. [2] Logwood from Belize, producing ...
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.
In China, dyeing with plants, barks and insects has been traced back more than 5,000 years. [1] Natural insect dyes such as Tyrian purple and kermes and plant-based dyes such as woad, indigo and madder were important elements of the economies of Asia and Europe until the discovery of man-made synthetic dyes in the mid-19th century
Solvent dyes, for wood staining and producing colored lacquers, solvent inks, coloring oils, waxes. Contrast dyes, injected for magnetic resonance imaging, are essentially the same as clothing dye except they are coupled to an agent that has strong paramagnetic properties. [22] Mayhems dye, used in water cooling for looks, often rebranded RIT dye
It was used extensively in the past for dyeing wool for the carpet industry in European countries, and in the dyeing of silk and the creation of cosmetics in Japan, where the color is called beni (紅); [3] [4] however, due to the expensive nature of the dye, Japanese safflower dyestuffs were sometimes diluted with other dyes, such as turmeric ...
A 2021 report from the California Office of Environmental Health Hazard Assessment found that kids who have food dyes, including red dye No. 3, can become more hyper than usual and have difficulty ...
Turnsole was used as a food colorant, mentioned in Du Fait de Cuisine which suggests steeping it in milk. The French Cook by François Pierre La Varenne (London 1653) mentions turnsole grated in water with a little powder of Iris. It was also used to dye red the rind of a cheese from the Netherlands. [3]
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