Search Results - "Eugene, Chen"

Polymerization of Polar Monomers Mediated by Main-Group Lewis Acid–Base Pairs by Hong, Miao, Chen, Jiawei, Chen, Eugene Y.-X

“…The development of new or more sustainable, active, efficient, controlled, and selective polymerization reactions or processes continues to be crucial for the…”
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Towards Truly Sustainable Polymers: A Metal-Free Recyclable Polyester from Biorenewable Non-Strained γ-Butyrolactone by Hong, Miao, Chen, Eugene Y.-X.

“…The first effective organopolymerization of the biorenewable “non‐polymerizable” γ‐butyrolactone (γ‐BL) to a high‐molecular‐weight metal‐free recyclable…”
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Completely recyclable biopolymers with linear and cyclic topologies via ring-opening polymerization of γ-butyrolactone by Hong, Miao, Chen, Eugene Y.-X.

“…Ring-opening polymerization (ROP) is a powerful synthetic methodology for the chemical synthesis of technologically important biodegradable aliphatic…”
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Living Coordination Polymerization of a Six‐Five Bicyclic Lactone to Produce Completely Recyclable Polyester by Zhu, Jian‐Bo, Chen, Eugene Y.‐X.

“…The development of chemically recyclable polymers promises a closed‐loop approach towards a circular plastic economy but still faces challenges in…”
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Synchronous Control of Chain Length/Sequence/Topology for Precision Synthesis of Cyclic Block Copolymers from Monomer Mixtures by McGraw, Michael L, Clarke, Ryan W, Chen, Eugene Y.-X

“…Precision synthesis of cyclic polymers with predictable molecular weight and low dispersity is a challenging task, particularly concerning cyclic polar vinyl…”
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Lewis Pair Polymerization: Perspective on a Ten-Year Journey by McGraw, Michael L, Chen, Eugene Y.-X

“…Ten years have passed since the conception of what was termed Lewis pair polymerization (LPP) that employs Lewis acid and base in pairs to not only activate…”
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Coordination Polymerization of Polar Vinyl Monomers by Single-Site Metal Catalysts by Chen, Eugene Y.-X

“…Coordination polymerization of polar vinyl monomers by single-site metal catalysts is discussed. This process has resulted in precise control of molecular…”
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Selective Reduction of CO2 to CH4 by Tandem Hydrosilylation with Mixed Al/B Catalysts by Chen, Jiawei, Falivene, Laura, Caporaso, Lucia, Cavallo, Luigi, Chen, Eugene Y.-X

“…This contribution reports the first example of highly selective reduction of CO2 into CH4 via tandem hydrosilylation with mixed main-group organo-Lewis acid…”
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A synthetic polymer system with repeatable chemical recyclability by Zhu, Jian-Bo, Watson, Eli M, Tang, Jing, Chen, Eugene Y-X

“…The development of chemically recyclable polymers offers a solution to the end-of-use issue of polymeric materials and provides a closed-loop approach toward a…”
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Elusive Silane-Alane Complex [SiH⋅⋅⋅Al]: Isolation, Characterization, and Multifaceted Frustrated Lewis Pair Type Catalysis by Chen, Jiawei, Chen, Eugene Y.-X.

“…The super acidity of the unsolvated Al(C6F5)3 enabled isolation of the elusive silane–alane complex [SiH⋅⋅⋅Al], which was structurally characterized by…”
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Chemical synthesis of perfectly isotactic and high melting bacterial poly(3-hydroxybutyrate) from bio-sourced racemic cyclic diolide by Tang, Xiaoyan, Chen, Eugene Y.-X.

“…Bacterial poly(3-hydroxybutyrate) (P3HB) is a perfectly isotactic, crystalline material possessing properties suitable for substituting petroleum plastics, but…”
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Closing the “One Monomer–Two Polymers–One Monomer” Loop via Orthogonal (De)polymerization of a Lactone/Olefin Hybrid by Shi, Changxia, Clarke, Ryan W, McGraw, Michael L, Chen, Eugene Y.-X

“…Two well-known low-ceiling-temperature (LCT) monomers, γ-butyrolactone (γ-BL) toward ring-opening polymerization (ROP) to polyester and cyclohexene toward…”
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Catalyst‐Sidearm‐Induced Stereoselectivity Switching in Polymerization of a Racemic Lactone for Stereocomplexed Crystalline Polymer with a Circular Life Cycle by Zhu, Jian‐Bo, Chen, Eugene Y.‐X.

“…Construction of robust, stereocomplexed (sc) crystalline material, based on a recently discovered infinitely recyclable polymer system, requires blending of…”
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Stereosequenced crystalline polyhydroxyalkanoates from diastereomeric monomer mixtures by Tang, Xiaoyan, Westlie, Andrea H, Watson, Eli M, Chen, Eugene Y-X

“…Stereoselective polymerization of chiral or prochiral monomers is a powerful method to produce high-performance stereoregular crystalline polymeric materials…”
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Hybrid Monomer Design Synergizing Property Trade‐offs in Developing Polymers for Circularity and Performance by Shi, Changxia, Reilly, Liam T., Chen, Eugene Y.‐X.

“…Current search for more sustainable plastics seeks to redesign polymers possessing both chemical recyclability to monomer for a circular plastics economy and…”
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Packaging materials with desired mechanical and barrier properties and full chemical recyclability by Sangroniz, Ainara, Zhu, Jian-Bo, Tang, Xiaoyan, Etxeberria, Agustin, Chen, Eugene Y.-X., Sardon, Haritz

“…Plastics have become indispensable in modern life and the material of choice in packaging applications, but they have also caused increasing plastic waste…”
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Synthetic biodegradable polyhydroxyalkanoates (PHAs): Recent advances and future challenges by Westlie, Andrea H., Quinn, Ethan C., Parker, Celine R., Chen, Eugene Y.-X.

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Biodegradable Polyhydroxyalkanoates by Stereoselective Copolymerization of Racemic Diolides: Stereocontrol and Polyolefin‐Like Properties by Tang, Xiaoyan, Westlie, Andrea H., Caporaso, Lucia, Cavallo, Luigi, Falivene, Laura, Chen, Eugene Y.‐X.

“…Bacterial polyhydroxyalkanoates (PHAs) are a unique class of biodegradable polymers because of their biodegradability in ambient environments and structural…”
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Recyclable cyclic bio-based acrylic polymer via pairwise monomer enchainment by a trifunctional Lewis pair by Song, Yanjiao, He, Jianghua, Zhang, Yuetao, Gilsdorf, Reid A., Chen, Eugene Y.-X.

“…The existing catalyst/initiator systems and methodologies used for the synthesis of polymers can access only a few cyclic polymers composed entirely of a…”
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From meso-Lactide to Isotactic Polylactide: Epimerization by B/N Lewis Pairs and Kinetic Resolution by Organic Catalysts by Zhu, Jian-Bo, Chen, Eugene Y.-X

“…B/N Lewis pairs have been discovered to catalyze rapid epimerization of meso-lactide (LA) or LA diastereomers quantitatively into rac-LA. The obtained rac-LA…”
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