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Wei Wu, Yusheng Qin, Xianhong Wang and Fosong Wang New bifunctional catalyst based on cobalt–porphyrin complex for the copolymerization of propylene oxide and CO2 Journal of Polymer Science Part A: Polymer Chemistry 51

Version of Record online: 15 NOV 2012 | DOI: 10.1002/pola.26434

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A novel bifunctional cobalt-porphyrin catalyst which contains a Lewis acidic metal center and a quaternary ammonium salt unit in a molecule has been developed. This new catalyst system exhibits superior copolymerization activity in comparison to a traditional binary system.

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