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.

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.

Trimethyl Glycine as an Environmentally Benign and Biocompatible Organocatalyst for Ring-Opening Polymerization of Cyclic Carbonate

2019 ◽  
Vol 7 (9) ◽  
pp. 8868-8875 ◽  
Author(s):  
Tatsuya Saito ◽  
Kaoru Takojima ◽  
Takafumi Oyama ◽  
Shintaro Hatanaka ◽  
Takashi Konno ◽  
...  
Keyword(s):  
Ring Opening ◽  
Ring Opening Polymerization ◽  
Cyclic Carbonate ◽  
Environmentally Benign

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.

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
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