(dyes)
61Dan Ioan Popescu — (born March 10, 1948 – Ploieşti) is a Romanian businessman and politician. A chemical engineer, he served between 2001 and 2003 as Minister of Industry and between 2003 and 2004 as Minister of Economy, both in the Adrian Năstase cabinet.[1] He is …
62Disperse dye — Disperse dyes are the only water insoluble dyes dyeing polyester and acetate fibers. Disperse dye molecules are the smallest dye molecules among all dyes. A disperse dye molecule has an anthraquinone molecule with nitro, amine or hydroxyl groups… …
63Saffron — For other uses, see Saffron (disambiguation). Saffron crocus …
64Azo compound — General chemical formula of azo compounds Azo compounds are compounds bearing the functional group R N=N R , in which R and R can be either aryl or alkyl. IUPAC defines azo compounds as: Derivatives of diazene (diimide), HN=NH, wherein both… …
65Dye-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] …
66Substantive dye — is a dye used in a process in which dye molecules are attracted by physical forces at the molecular level to the textile. The amount of this attraction is known as substantivity : the higher the substantivity the greater the attraction of the dye …
67Turkish carpet — Turkish carpets come in distinct styles, from different regions of Turkey. Important differentiators between the types include the materials, construction and the patterns.Materials for Turkish carpetsWool on Wool (wool pile and wool warps and… …
68Aniline leather — is a type of leather dyed exclusively with soluble dyes without covering the surface with a topcoat paint or insoluble pigments. The resulting product retains the hide s natural surface with the grain , i.e. visible pores, scars etc. of the… …
69Decorative concrete — Stamped Concrete in various patterns, highlighted with acid stain) Decorative concrete is the use of concrete as not simply a utilitarian medium for construction but as an aesthetic enhancement to a structure, while still serving its function as… …
70DYEING — Biblical Period The preparation of cloth for clothing required several operations. After the cleaning of the wool or flax, it was dyed the necessary color, usually light blue or purple, with animal or vegetable dyes mixed with minerals and salts… …
