英语词汇“Ziegler、Natta”的英英意思、用法、释义、翻译、读音、例句、短语、词组、英语词典-本地帮

单词

Ziegler-Natta

释义

Ziegler-Natta Chem.|ˈziːglə ˈnætə|
The names of K. Ziegler (see prec.) and Giulio Natta (1903–79), Italian chemist, used attrib. to designate any catalyst of the class including the Ziegler catalyst, consisting in general of a transition metal halide and a non-transition metal organic derivative, and used with any olefin monomer. So Ziegler-Natta catalysis.
1965Phillips & Williams Inorg. Chem. I. x. 382 Whereas the ionic catalysts appear to be capable of general use with any unsaturated molecule,..Ziegler-Natta catalysts are usually employed in the polymerization of olefinic hydrocarbons—notably, ethylene and proplyene.1974Encycl. Brit. Micropædia X. 880/3 The Ziegler-Natta catalysts include many mixtures of halides of transition metals, especially titanium, chromium, vanadium, and zirconium, with organic derivatives of nontransition metals, particularly alkyl aluminium compounds.1980M. Orchin et al. Vocab. Org. Chem. xiv. 535 It has been suggested that Ziegler-Natta catalysis may involve metal-carbene formation.

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