Synthesis of polycarbonate from dimethyl
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Osamu Haba; Isao Itakura; Mitsuru Ueda; Shigeki Kuze
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Article
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1999
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John Wiley and Sons
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English
โ 141 KB
A novel nonphosgene process for producing bisphenol-A polycarbonate (PC) was developed through a transesterification between bisphenol-A (BPA) and dimethyl carbonate (DMC) and a melt-polycondensation of the resulting bisphenol-A bismethylcarbonate (1). The transesterification was carried out by heat