platinum black

platinum black
a black powder consisting of very finely divided metallic platinum, used as a catalyst, esp. in organic synthesis.
[1850-55]

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Universalium. 2010.

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  • Platinum black — (Pt black) is a fine powder of platinum with good catalytic properties. The name of platinum black is due to its black color. Platinum black is widely used as a thin film covering solid platinum metal, forming platinum electrodes for applications …   Wikipedia

  • Platinum black — Platinum Plat i*num, n. [NL., fr. Sp. platina, from plata silver, LL. plata a thin plate of metal. See {Plate}, and cf. {Platina}.] (Chem.) A metallic element of atomic number 78, one of the noble metals, classed with silver and gold as a… …   The Collaborative International Dictionary of English

  • platinum black — n. a black powder of finely divided metallic platinum, made by reduction of platinum salts: used as a catalyst, as in organic synthesis …   English World dictionary

  • Platinum black — Platinum black. См. Черная платина. (Источник: «Металлы и сплавы. Справочник.» Под редакцией Ю.П. Солнцева; НПО Профессионал , НПО Мир и семья ; Санкт Петербург, 2003 г.) …   Словарь металлургических терминов

  • platinum black — platinos juodžiai statusas T sritis chemija apibrėžtis Smulkiadispersiai platinos milteliai, gaunami redukuojant jos junginius. atitikmenys: angl. platinum black; spongy black platinum rus. платиновая чернь …   Chemijos terminų aiškinamasis žodynas

  • platinum black — black powder made from divided metallic platinum …   English contemporary dictionary

  • platinum black — noun platinum in the form of a finely divided black powder, used as a catalyst and absorbent for gases …   English new terms dictionary

  • platinum black — /plætənəm ˈblæk/ (say platuhnuhm blak) noun a black powder consisting of very finely divided metallic platinum, used as a catalyst, especially in organic synthesis …  

  • platinum black — noun a fine black powder of platinum; used as a catalyst in chemical reactions • Hypernyms: ↑catalyst, ↑accelerator …   Useful english dictionary

  • Platinum — Plat i*num, n. [NL., fr. Sp. platina, from plata silver, LL. plata a thin plate of metal. See {Plate}, and cf. {Platina}.] (Chem.) A metallic element of atomic number 78, one of the noble metals, classed with silver and gold as a precious metal,… …   The Collaborative International Dictionary of English

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