Synthesis of polycarbonates using Co2

作者: Joseph M. DeSimone , Ramone Givens , Jeffrey D. Cohen , Mitsutoshi Jikei

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摘要: A process of forming a polycarbonate comprises providing reaction mixture at least one polycarbonate-forming monomer and carbon dioxide; then reacting the dioxide in to form polycarbonate. In embodiment, is present condensate, further removing from mixture; collecting condensate mixture. Moreover, uncrystallized may be treated with crystalline The rendered useful for solid state polymerization.

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