reactive dyestuff

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• Reactive dye — In a reactive dye a chromophore contains a substituent that is activated and allowed to directly react to the surface of the substrate. HistoryReactive dyes first appeared commercially in 1956, after their invention in 1954 by Rattee and Stephens …   Wikipedia

• reactive dye — ▪ chemistry       any of a class of highly coloured organic substances, primarily used for tinting textiles, that attach themselves to their substrates by a chemical reaction that forms a covalent bond between the molecule of dye and that of the… …   Universalium

• Vat dye — Vat dyes are an ancient class of dyes, based on the natural dye, indigo, which is now produced synthetically. OverviewThe process vat dyeing refers to dyeing in a bucket or fat. It can be performed whenever a liquid, even shade over the entire… …   Wikipedia

• Natural dye — Skeins of wool colored with natural plant dyes. Natural dyes are dyes or colorants derived from plants, invertebrates, or minerals. The majority of natural dyes are vegetable dyes from plant sources – roots, berries, bark, leaves, and …   Wikipedia

• nitrogen group element — ▪ chemical elements Introduction  any of the chemical elements that constitute Group Va of the periodic table (see Figure >). The group consists of nitrogen (N), phosphorus (P), arsenic (As), antimony (Sb), and bismuth (Bi). The elements share… …   Universalium

• Dyeing — This article is about the process of coloring using dyes. For dying and the end of life, see death. Pigments for sale at a market in Goa, India …   Wikipedia

• Textile processing — is one of the important industries related with textile manufacturing operations. This industry has a long history that begins with Indigo dyeing a natural color, derived from a plant. Once the process of coloring textiles was considered as an… …   Wikipedia

• Cochineal — Female (left) and male (right) Cochineals. Scientific classification Domain: Eukaryota …   Wikipedia

• Shellac — is the commercial resin marketed in the form of amber flakes, made from lac [ [http://www.britannica.com/eb/article 9067262/shellac Britannica Online Encyclopedia: Shellac] ] , the secretion of the family of lac producing insects, though most… …   Wikipedia

• catalysis — catalytic /kat l it ik/, adj., n. catalytical, adj. catalytically, adv. /keuh tal euh sis/, n., pl. catalyses / seez /. 1. Chem. the causing or accelerating of a chemical change by the addition of a catalyst. 2. an action between two or more… …   Universalium

• ГОСТ 28451-90: Краски и лаки. Перечень эквивалентных терминов — Терминология ГОСТ 28451 90: Краски и лаки. Перечень эквивалентных терминов оригинал документа: 2.6. Агломерат D. Agglomerat E. Agglomerate F. Agglomérat Определения термина из разных документов: Агломерат 3.1. Адгезия D. Haftung E. Adhesion F.… …   Словарь-справочник терминов нормативно-технической документации