aromatic materials

душистые вещества

English-Russian perfumery & beauty care dictionary. 2014.

Смотреть что такое "aromatic materials" в других словарях:

  • Aromatic hydrocarbon — Arene redirects here. For other uses, see Arene (disambiguation). An aromatic hydrocarbon or arene[1] (or sometimes aryl hydrocarbon)[2] is a hydrocarbon with alternating double and single bonds between carbon atoms. The term aromatic was… …   Wikipedia

  • Chlorinated polycyclic aromatic hydrocarbon — Chlorinated polycyclic aromatic hydrocarbons (ClPAHs) are a group of compounds comprising polycyclic aromatic hydrocarbons with two or more aromatic rings and one or more chlorine atoms attached to the ring system. ClPAHs can be divided into two… …   Wikipedia

  • Polycyclic aromatic hydrocarbon — An illustration of typical polycyclic aromatic hydrocarbons. Clockwise from top left: benz(e)acephenanthrylene, pyrene and dibenz(ah)anthracene …   Wikipedia

  • Strengthening mechanisms of materials — Methods have been devised to modify the yield strength, ductility, and toughness of both crystalline and amorphous materials. These strengthening mechanisms give engineers the ability to tailor the mechanical properties of materials to suit a… …   Wikipedia

  • Perfume — For other uses, see Perfume (disambiguation). The Perfume Maker, by Rodolphe Ernst Perfume (English: /ˈpɝː.fjuːm/, French parfum pronounced: [paʁ.fœ̃]) is a mixture of fragrant …   Wikipedia

  • Fragrance extraction — refers to the extraction of aromatic compounds from raw materials, using methods such as distillation, solvent extraction, expression, or enfleurage. The results of the extracts are either essential oils, absolutes, concretes, or butters,… …   Wikipedia

  • Alkyne trimerisation — An alkyne trimerisation reaction is a 2+2+2 cyclization reaction in which three alkyne molecules react to form an aromatic compound. The reaction is pseudo pericyclic since it has not been observed to occur without the assistance of metal… …   Wikipedia

  • perfume — perfumeless, adj. perfumy, adj. n. /perr fyoohm, peuhr fyoohm /; v. /peuhr fyoohm , perr fyoohm/, n., v., perfumed, perfuming. n. 1. a substance, extract, or preparation for diffusing or imparting an agreeable or attractive smell, esp. a fluid… …   Universalium

  • Gundu Hirisave Rama Rao — was born in Tumkur (Karnataka), India, on 23 August 1937. He is a scientist, entrepreneur and a tenured professor at the Academic Health Center, University of Minnesota. He and Professor John Eaton visited India in 1981 under a National Science… …   Wikipedia

  • heterocyclic compound — Any of a class of organic compounds whose molecules contain one or more rings of atoms with at least one atom (the heteroatom) being an element other than carbon, most frequently oxygen, nitrogen, or sulfur. As in regular cyclic hydrocarbons,… …   Universalium

  • petroleum refining — Introduction  conversion of crude oil into useful products. History Distillation of kerosene and naphtha       The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …   Universalium

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