New Chromium Complexes for Ethylene Oligomerization:  Extended Use of Tridentate Ligands in Metal-Catalyzed Olefin Polymerization

2004 ◽  
Vol 37 (12) ◽  
pp. 4375-4386 ◽  
Author(s):  
Brooke L. Small ◽  
Michael J. Carney ◽  
Danah M. Holman ◽  
Colleen E. O'Rourke ◽  
Jason A. Halfen
Keyword(s):  
Olefin Polymerization ◽  
Ethylene Oligomerization ◽  
Chromium Complexes ◽  
Tridentate Ligands ◽  
Metal Catalyzed

scholarly journals Ethylene oligomerization promoted by chromium complexes bearing pyrrolide–imine–amine/ether tridentate ligands

2015 ◽  
Vol 44 (36) ◽  
pp. 16073-16080 ◽  
Author(s):  
A. C. Pinheiro ◽  
T. Roisnel ◽  
E. Kirillov ◽  
J.-F. Carpentier ◽  
Osvaldo L. Casagrande
Keyword(s):  
Ethylene Oligomerization ◽  
Slight Variation ◽  
Chromium Complexes ◽  
Tridentate Ligands ◽  
Catalytic Behavior

Chromium complexes bearing pyrrolide–imino-amine/ether tridentate ligands have been synthesized and their catalytic behavior in ethylene oligomerization has been investigated. Drastic changes in selectivity have been observed upon slight variation of the MAO-to-Cr ratio.

scholarly journals Synthesis, Characterization and Ethylene Oligomerization Studies of Chromium Complexes Bearing Imino-Furfural Ligands

2014 ◽  
Author(s):  
Ana H. D. P. S. Ulbrich ◽  
Jorge L. S. Milani ◽  
Paolo R. Livotto ◽  
Jean-François Carpentier ◽  
Osvaldo L. Casagrande Jr.
Keyword(s):  
Ethylene Oligomerization ◽  
Chromium Complexes

Synthesis and characterization of chromium complexes 2-Me4CpC6H4CH2(R)NHCrCl2 and their catalytic properties in ethylene homo- and co-polymerization

2019 ◽  
Vol 48 (15) ◽  
pp. 4912-4920 ◽  
Author(s):  
Tingting Song ◽  
Xin Tao ◽  
Xiaobo Tong ◽  
Ning Liu ◽  
Wei Gao ◽  
...  
Keyword(s):  
Secondary Amine ◽  
Olefin Polymerization ◽  
Catalytic Properties ◽  
Synthesis And Characterization ◽  
Chromium Complexes

New half-metallocene chromium complexes with a coordinated secondary amine side-arm were synthesized and studied as catalysts for olefin polymerization.

Catalytic Properties of Chromium Complexes Based on 1,2-Bis(diphenylphosphino)benzene in the Ethylene Oligomerization Reaction

2019 ◽  
Vol 59 (S1) ◽  
pp. S72-S87 ◽  
Author(s):  
D. N. Cheredilin ◽  
A. M. Sheloumov ◽  
A. A. Senin ◽  
G. A. Kozlova ◽  
V. V. Afanas’ev ◽  
...  
Keyword(s):  
Catalytic Properties ◽  
Ethylene Oligomerization ◽  
Chromium Complexes ◽  
Oligomerization Reaction

Chromium Complexes Supported by Bidentate Thioether-Imine [N,S] Ligands: Synthesis and Ethylene Oligomerization Studies

2021 ◽  
Author(s):  
Jorge Luiz Sônego Milani ◽  
André Francisco Pivato Biajoli ◽  
Fernanda I Batista ◽  
Robson da Silva Oliboni ◽  
Osvaldo de Lazaro Casagrande
Keyword(s):  
General Formula ◽  
Ethylene Oligomerization ◽  
Chromium Complexes

A series of new Cr(III) complexes of general formula [Cr{N,S}(THF)Cl3] (2a, N,S = PhS-2-PhCH=N-tBu; 2b, N,S = PhS-2-PhCH=N-C6H4-4-OMe; 2c, N,S = PhS-2-PhCH=N-C6H5; 2d, N,S = tBuS-2-PhCH=N-C6H5) were prepared and characterized...

Chromium complexes based on thiophene-imine ligands for ethylene oligomerization

2019 ◽  
Vol 33 (3) ◽  
pp. e4697 ◽  
Author(s):  
Jorge Ferreira ◽  
Raquel Zilz ◽  
Igor S. Boeira ◽  
Sabrina M. da Silva ◽  
Adriana C.A. Casagrande ◽  
...  
Keyword(s):  
Ethylene Oligomerization ◽  
Chromium Complexes ◽  
Imine Ligands
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