Journal ArticleDOI
Controlled ring-opening polymerization of lactide and glycolide.
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TLDR
This work focuses on the characterization of the phytochemical components of Lactide ROP and their role in the regulation of cell reprograming.Abstract:
23 Stereocontrol of Lactide ROP 6164 231 Isotactic Polylactides 6164 232 Syndiotactic Polylactides 6166 233 Heterotactic Polylactides 6166 3 Anionic Polymerization 6166 4 Nucleophilic Polymerization 6168 41 Mechanistic Considerations 6168 42 Catalysts 6169 421 Enzymes 6169 422 Organocatalysts 6169 43 Stereocontrol of Lactide ROP 6170 44 Depolymerization 6170 5 Cationic Polymerization 6170 6 Conclusion and Perspectives 6171 7 Acknowledgments 6173 8 References and Notes 6173read more
Citations
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Journal ArticleDOI
Organocatalytic ring-opening polymerization.
Nahrain E. Kamber,and Wonhee Jeong,Robert M. Waymouth,Russell C. Pratt,and Bas G. G. Lohmeijer,James L. Hedrick +5 more
TL;DR: This paper presents the design of highly efficient families of “living” polymerization strategies for the synthesis of block, graft, and star polymers through controlled methods for the controlled synthesis of dendritic macromolecules.
Journal ArticleDOI
An Overview of Poly(lactic-co-glycolic) Acid (PLGA)-Based Biomaterials for Bone Tissue Engineering
TL;DR: The analysis of the state of the art in the field reveals the presence of current innovative techniques for scaffolds and material manufacturing that are currently opening the way to prepare biomimetic PLGA substrates able to modulate cell interaction for improved substitution, restoration, or enhancement of bone tissue function.
Journal ArticleDOI
Organocatalysis: Opportunities and Challenges for Polymer Synthesis
TL;DR: In this article, the ring-opening polymerization of cyclic monomers is used as a representative polymerization process to illustrate some of the features of organic catalysts and initiators and compare them to metal-based approaches.
Journal ArticleDOI
Stereocontrolled ring-opening polymerization of cyclic esters: synthesis of new polyester microstructures.
TL;DR: This tutorial review focuses on the use of metal-based complexes for the stereoselective ROP of rac-LA and rac-BBL.
Journal ArticleDOI
Recent developments in main group metal complexes catalyzed/initiated polymerization of lactides and related cyclic esters
TL;DR: In this paper, a review describes the development of ring-opening polymerization of cyclic esters using main group metal complexes as catalysts/initiators, and the complexes described here are classified according to metal groups.
References
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Journal ArticleDOI
Metalloenzyme inspired dizinc catalyst for the polymerization of lactide
TL;DR: A new dizinc-monoalkoxide complex supported by a dinucleating ligand was structurally characterized and shown to be a highly active catalyst for the controlled polymerization of lactide.
Journal ArticleDOI
Polymerizations of cyclic esters catalyzed by titanium complexes having chalcogen-bridged chelating diaryloxo ligands
Yoshinori Takashima,Yuushou Nakayama,Kouji Watanabe,Tetsuya Itono,Norikazu Ueyama,Akira Nakamura,and Hajime Yasuda,Akira Harada,Jun Okuda +8 more
TL;DR: A series of titanium complexes having tellurium-bridged chelating bis(aryloxo) ligands catalyzed the ring-opening polymerization of cyclic esters such as e-caprolactone, δ-valerolactone and l-lactide.
Journal ArticleDOI
Polylactones, 8. Mechanism of the cationic polymerization of L,L-dilactide
Hans R. Kricheldorf,Ruth Dunsing +1 more
TL;DR: In this article, various acidic compounds were tested as potential initiators of the cationic polymerization of L,L-dilactide, and only trifluoromethanesulfonic acid and methyl triflate proved to be useful initiators.
Journal ArticleDOI
Novel Aliphatic Polyesters Based on Functional Cyclic (Di)Esters
TL;DR: In this paper, a review of recent progress in the chemical synthesis of novel aliphatic polyesters via ring-opening polymerization of functional cyclic (di)esters is presented.
Journal ArticleDOI
Discrete Yttrium(III) Complexes as Lactide Polymerization Catalysts
Bradley M. Chamberlain,Yongping Sun,John R. Hagadorn,Eric W. Hemmesch,Victor G. Young,Maren Pink,Marc A. Hillmyer,William B. Tolman +7 more
TL;DR: The development of biodegradable polymers derived from renewable resources offers solutions to problems associated with traditional commodity plastics ranging from waste management to dwindling petrochemical feedstocks as mentioned in this paper.