Chirality-Induced Catalyst Aggregation: Insights into Catalyst Speciation and Activity Using Chiral Aluminum Catalysts in Cyclic Ester Ring-Opening Polymerization

ACS Catalysis ◽  
2021 ◽  
Vol 11 (7) ◽  
pp. 4084-4093
Author(s):  
Sami Gesslbauer ◽  
George Hutchinson ◽  
Andrew J. P. White ◽  
Jordi Burés ◽  
Charles Romain
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Ester

Ring-Opening Polymerization of Cyclic Ester Monomers by Poly(propylene glycol) in the Presence of Monomer Activator and Examination of Triblock Copolymer Solution Properties

2011 ◽  
Vol 7 (6) ◽  
pp. 955-960 ◽  
Author(s):  
Jae Il Kim ◽  
Hwi Ju Kang ◽  
Doo Yeon Kwon ◽  
Bong Lee ◽  
Heung Jae Chun ◽  
...  
Keyword(s):  
Propylene Glycol ◽  
Ring Opening ◽  
Triblock Copolymer ◽  
Ring Opening Polymerization ◽  
Cyclic Ester ◽  
Solution Properties ◽  
Copolymer Solution ◽  
Poly Propylene

Organophosphate-catalyzed bulk ring-opening polymerization as an environmentally benign route leading to block copolyesters, end-functionalized polyesters, and polyester-based polyurethane

2015 ◽  
Vol 6 (24) ◽  
pp. 4374-4384 ◽  
Author(s):  
Tatsuya Saito ◽  
Yusuke Aizawa ◽  
Kenji Tajima ◽  
Takuya Isono ◽  
Toshifumi Satoh
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Carbonate ◽  
Environmentally Benign ◽  
Cyclic Ester ◽  
Cyclic Esters

To expand the potential of an organophosphate catalyst, ring-opening polymerization of cyclic esters, cyclic ester-ether, and cyclic carbonate was demonstrated under bulk conditions.

Tripodal hydrogen bond donor binding with sulfonic acid enables ring-opening polymerization

2016 ◽  
Vol 7 (7) ◽  
pp. 1368-1374 ◽  
Author(s):  
Xiaopei Li ◽  
Qiguo Zhang ◽  
Zhenjiang Li ◽  
Songquan Xu ◽  
Chengxu Zhao ◽  
...  
Keyword(s):  
Hydrogen Bond ◽  
Ring Opening ◽  
Sulfonic Acid ◽  
Ring Opening Polymerization ◽  
Cyclic Ester ◽  
Cyclic Carbonates ◽  
Hydrogen Bond Donor ◽  
Acidic Catalysis

The first Brønsted acidic catalysis platform workable in all of the three major types of cyclic ester monomers including lactides, cyclic carbonates, and lactones, is described in this paper.

Yttrium and aluminium complexes bearing dithiodiolate ligands: synthesis and application in cyclic ester polymerization

2015 ◽  
Vol 44 (41) ◽  
pp. 17990-18000 ◽  
Author(s):  
A. Meduri ◽  
M. Cozzolino ◽  
S. Milione ◽  
K. Press ◽  
E. Sergeeva ◽  
...  
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Ester ◽  
Catalytic Activities

Yttrium and aluminium complexes of two dithiodiolate ligands that feature different bridges were synthesized and characterized. The catalytic activities of the four complexes in the ring-opening polymerization of ε-caprolactone and rac-lactide have been investigated.

scholarly journals Ethylene carbonate/cyclic ester random copolymers synthesized by ring-opening polymerization

2015 ◽  
Vol 6 (11) ◽  
pp. 1972-1985 ◽  
Author(s):  
William Guerin ◽  
Marion Helou ◽  
Martine Slawinski ◽  
Jean-Michel Brusson ◽  
Jean-François Carpentier ◽  
...  
Keyword(s):  
Ring Opening ◽  
Ethylene Carbonate ◽  
Ring Opening Polymerization ◽  
Cyclic Ester ◽  
Random Copolymers ◽  
Cyclic Esters

The successful ring-opening copolymerization of ethylene carbonate (EC) with various cyclic esters such as β-butyrolactone (BL), δ-valerolactone (VL), ε-caprolactone (CL) orl-lactide (LLA) has been achieved.

scholarly journals Organocatalytic sequential ring-opening polymerization of a cyclic ester and anionic polymerization of a vinyl monomer

2020 ◽  
Vol 56 (58) ◽  
pp. 8067-8070
Author(s):  
Robert Mundil ◽  
Franck Kayser ◽  
Audrey Favrelle-Huret ◽  
Grégory Stoclet ◽  
Philippe Zinck
Keyword(s):  
Block Copolymer ◽  
Anionic Polymerization ◽  
Ring Opening ◽  
Thermoplastic Elastomer ◽  
Ring Opening Polymerization ◽  
Vinyl Monomer ◽  
Cyclic Ester ◽  
First Time

The organocatalytic sequential block polymerization between a cyclic ester and a vinyl monomer is reported for the first time. The new block copolymer self-assembles into nanostructures leading to a thermoplastic elastomer-like material.

Ring-Opening Polymerization of the Cyclic Ester Amide Derived from Adipic Anhydride and 1-Amino-5-pentanol

2003 ◽  
Vol 36 (11) ◽  
pp. 3882-3889 ◽  
Author(s):  
Thomas Fey ◽  
Helmut Keul ◽  
Hartwig Höcker
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Ester

Ring-Opening Polymerization of the Cyclic Ester Amide Derived from Adipic Anhydride and 1-Amino-6-hexanol in Melt and in Solution

2004 ◽  
Vol 215 (1) ◽  
pp. 307-324 ◽  
Author(s):  
Thomas Fey ◽  
Helmut Keul ◽  
Hartwig Höcker
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Ester

Organocatalytic sequential ring-opening polymerization of cyclic ester/epoxide and N-sulfonyl aziridine: metal-free and easy access to block copolymers

2021 ◽  
Vol 12 (37) ◽  
pp. 5328-5335
Author(s):  
Huishan Huang ◽  
Wenyi Luo ◽  
Linlin Zhu ◽  
Ying Wang ◽  
Zhen Zhang
Keyword(s):  
Block Copolymers ◽  
Propylene Oxide ◽  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Ester ◽  
Easy Access ◽  
Metal Free

Sequential ring-opening polymerization of ε-caprolactone (ε-CL)/propylene oxide (PO) and N-sulfonyl aziridine switched by tosyl isocyanate (TSI) allows the metal-free synthesis of polysulfonamide-based copolymers.

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