Zn (II) Pyridinyl Amine Complexes, Synthesis and Crystal Structure Studies: A Comparative Study of the Effect of Nuclearity and  Benzoate Type  On Ring-Opening Polymerization of Cyclic Esters

2021 ◽  
Author(s):  
Damilola Caleb Akintayo ◽  
Wisdom A. Munzeiwa ◽  
Sreekantha B. Jonnalagadda ◽  
Bernard Omondi Owaga
Keyword(s):  
Crystal Structure ◽  
Comparative Study ◽  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Synthesis And Crystal Structure ◽  
Cyclic Esters ◽  
Amine Complexes

A switchable dimeric yttrium complex and its three catalytic states in ring opening polymerization

2021 ◽  
Author(s):  
Shijie Deng ◽  
Paula L. Diaconescu
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Oxidation States ◽  
Cyclic Esters

A dimeric yttrium phenoxide complex can be oxidized in a stepwise fashion to access three oxidation states. The three states show different activity in the ring opening polymerization of cyclic esters and epoxides.

Zn(II) and Cu(II) unsymmetrical formamidine complexes as effective initiators for ring-opening polymerization of cyclic esters

2018 ◽  
Vol 32 (4) ◽  
pp. e4247 ◽  
Author(s):  
Wisdom A. Munzeiwa ◽  
Vincent O. Nyamori ◽  
Bernard Omondi
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Esters

Controlling polymer stereochemistry in ring-opening polymerization: a decade of advances shaping the future of biodegradable polyesters

2021 ◽  
Author(s):  
Mathieu J.-L. Tschan ◽  
Régis M. Gauvin ◽  
Christophe M. Thomas
Keyword(s):  
Biodegradable Polymer ◽  
Ring Opening ◽  
Polymer Synthesis ◽  
Ring Opening Polymerization ◽  
Cyclic Esters ◽  
Biodegradable Polyesters ◽  
The Future ◽  
Recent Developments

In this review, we describe recent developments in biodegradable polymer synthesis with a focus on the use of discrete complexes and organocatalysts as active initiators for the stereocontrolled ring-opening polymerization of cyclic esters.

Rare-earth metal complexes as catalysts for ring-opening polymerization of cyclic esters

2019 ◽  
Vol 392 ◽  
pp. 83-145 ◽  
Author(s):  
Dmitry M. Lyubov ◽  
Aleksey O. Tolpygin ◽  
Alexander A. Trifonov
Keyword(s):  
Rare Earth ◽  
Metal Complexes ◽  
Rare Earth Metal ◽  
Ring Opening ◽  
Earth Metal ◽  
Ring Opening Polymerization ◽  
Cyclic Esters ◽  
Rare Earth Metal Complexes
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