related to the metallocenes are the metallocene derivatives, e.g. titanocene dichloride or vanadocene dichloride. Certain metallocenes and their derivatives...
22 KB (2,174 words) - 20:56, 18 September 2024
Ziegler–Natta catalyst (redirect from Metallocene catalyst)
methylaluminoxane (or methylalumoxane, MAO). These catalysts traditionally contain metallocenes but also feature multidentate oxygen- and nitrogen-based ligands. Ziegler–Natta...
17 KB (1,843 words) - 11:43, 22 September 2024
A post-metallocene catalyst is a kind of catalyst for the polymerization of olefins, i.e., the industrial production of some of the most common plastics...
8 KB (958 words) - 21:54, 26 June 2022
In organometallic chemistry, bent metallocenes are a subset of metallocenes. In bent metallocenes, the ring systems coordinated to the metal are not parallel...
9 KB (944 words) - 02:38, 16 December 2023
Kaminsky catalyst (redirect from Metallocene catalysis polymerization)
catalytic system for alkene polymerization. Kaminsky catalysts are based on metallocenes of group 4 transition metals (Ti, Zr, Hf) activated with methylaluminoxane...
5 KB (491 words) - 20:39, 19 June 2024
carried out with the use of a special class of metallocene catalysts. They employ bridged bis-metallocene complexes of the type bridge-(Cp1)(Cp2)ZrCl2 where...
51 KB (5,887 words) - 06:59, 28 September 2024
Polyethylene (section Metallocene polyethylene (PE-MC))
soluble catalysts, the metallocenes, were reported in 1976 by Walter Kaminsky and Hansjörg Sinn. The Ziegler- and metallocene-based catalysts families...
59 KB (6,355 words) - 00:55, 3 October 2024
An ansa-metallocene is a type of organometallic compound containing two cyclopentadienyl ligands that are linked by a bridging group such that both cyclopentadienyl...
3 KB (338 words) - 19:38, 22 September 2023
Polybutadiene (section Metallocene polybutadiene)
companies like Ube are investigating other possible applications. The use of metallocene catalysts to polymerize butadiene is being explored by Japanese researchers...
24 KB (2,997 words) - 18:36, 11 September 2024
Cyclopentadiene (section Metallocene derivatives)
to their high stability. The first metallocene characterised, ferrocene, was prepared the way many other metallocenes are prepared by combining alkali metal...
13 KB (1,040 words) - 05:40, 13 August 2024