Star-shaped and branched polylactides: Synthesis, characterization, and properties

A Michalski, M Brzezinski, G Lapienis, T Biela - Progress in Polymer …, 2019 - Elsevier
The syntheses, properties and selected applications of star-shaped polymers with arms
composed of homo-or copolymers of polylactide (PLA) is reviewed. The star-shaped …

Coordination of ε-Caprolactone to a Cationic Niobium (V) Alkoxide Complex: Fundamental Insight into Ring-Opening Polymerization via Coordination–Insertion

A Buchard, MG Davidson, G Gobius du Sart… - Inorganic …, 2023 - ACS Publications
We report three niobium-based initiators for the catalytic ring-opening polymerization (ROP)
of ε-caprolactone, exhibiting good activity and molecular weight control. In particular, we …

Metal complexes containing nitrogen-heterocycle based aryloxide or arylamido derivatives as discrete catalysts for ring-opening polymerization of cyclic esters

BH Huang, CY Tsai, CT Chen, BT Ko - Dalton Transactions, 2016 - pubs.rsc.org
The development of well-defined homogeneous catalysts for the ring-opening
polymerization (ROP) of cyclic esters has made enormous progress over the past decade …

Air-and moisture-stable indium salan catalysts for living multiblock PLA formation in air

T Ebrahimi, DC Aluthge, BO Patrick… - ACS …, 2017 - ACS Publications
We introduce an air-and moisture-stable hydroxy-bridged indium salan complex as a highly
active and controlled catalyst for the ring-opening polymerization of cyclic esters in air. The …

Isotactic rac‐Lactide Polymerization with Copper Complexes: The Influence of Complex Nuclearity

S Fortun, P Daneshmand, F Schaper - Angewandte Chemie, 2015 - Wiley Online Library
Diiminopyrrolide copper alkoxide complexes, LCuOR (OR1= N, N‐dimethylamino ethoxide,
OR2= 2‐pyridyl methoxide), are active for the polymerization of rac‐lactide at ambient …

Square-planar Cu (II) diketiminate complexes in lactide polymerization

TJJ Whitehorne, F Schaper - Inorganic Chemistry, 2013 - ACS Publications
Cu (O i Pr) 2 was reacted with several β-diketimine ligands, nacnac RH. Sterically
undemanding ligands with N-benzyl substituents afforded the dimeric heteroleptic …

Mechanism and Stereocontrol in Isotactic rac-Lactide Polymerization with Copper(II) Complexes

P Daneshmand, A van der Est, F Schaper - ACS Catalysis, 2017 - ACS Publications
Reaction of NR, N′-R′-2, 5-diiminopyrroles (R= R′= S-CH (Me) Ph; R= R′= CH2Ph; R=
S-CH (Me) Ph, R′= H) with Cu (OMe) 2 in the presence of chelating alcohols, ROH (R1 …

Bench‐stable potassium complexes for living and isoselective ring‐opening polymerization of rac‐lactide

F Ren, X Li, J Xian, X Han, L Cao… - Journal of Polymer …, 2022 - Wiley Online Library
To develop bench‐stable and nontoxic catalysts for the ring‐opening polymerization (ROP)
of lactides is of importance with the aim of reducing costs in industrial production. Although …

Zn (II) pyridinyl amine complexes, synthesis and crystal structure studies: A comparative study of the effect of nuclearity and benzoate type on the ring-opening …

DC Akintayo, WA Munzeiwa, SB Jonnalagadda… - Polyhedron, 2022 - Elsevier
A series of N-(pyridinylmethyl) aniline Zn (II) carboxylate complexes were synthesized and
fully characterized by NMR, IR, mass spectroscopy and elemental analysis. The reaction of …

Copper(II) complexes with imino phenoxide ligands: synthesis, characterization, and their application as catalysts for the ring-opening polymerization of rac-lactide

M Mandal, K Oppelt, M List, I Teasdale… - Monatshefte für Chemie …, 2016 - Springer
Four new copper complexes based on bidentate imino phenoxide ligands were synthesized
and characterized by IR, UV–Vis spectroscopy, ESI mass spectrometry, single crystal X-ray …