| 摘要 |
PROBLEM TO BE SOLVED: To provide a polycarbonate resin having excellent light resistance, transparency, color tone, heat resistance, thermal stability, and mechanical strength.SOLUTION: A polycarbonate resin is obtained by polycondensation of a dihydroxy compound including a dihydroxy compound having in a portion of its structure, a moiety represented by the following general formula (1) and a carbonic diester represented by the following general formula (2) in the presence of a catalyst. The catalyst is a compound including at least one metal selected from the group consisting of lithium and the group 2 in the long-period periodic table. An amount of the compound including the metal is, as an amount of the metal, 20 μmol or less per 1 mol of the dihydroxy compound, and further an aromatic monohydroxy compound is contained in an amount of 700 weight ppm or less.SELECTED DRAWING: None |
