6 research outputs found

    Highly Efficient Synthesis of Functionalizable Polymers from a CO<sub>2</sub>/1,3-Butadiene-Derived Lactone

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    Making polymers from CO<sub>2</sub> and olefins has been long sought and is of particular significance for chemical utilizations of CO<sub>2</sub>. Herein, high molecular-weight polymers with 29 wt % CO<sub>2</sub> were obtained by polymerizing a δ-lactone (<i><b>L</b></i>) synthesized from a C–C coupling reaction between CO<sub>2</sub> and 1,3-butadiene, an economical large-volume chemical that can also be derived from top biomass platform chemicals. Although <i><b>L</b></i> has been known for many years, little was investigated in its polymerization. We found that <i><b>L</b></i>’s polymerizability can be vitalized upon simply heating in the presence of O<sub>2</sub>. The polymerization is additive/solvent-free with abundant preserved olefins and up to full monomer conversion, providing a convenient, economical, and scalable avenue to obtain CO<sub>2</sub>-derived polymers with potentially tailorable properties via the readily modifiable olefins
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